[Problem] To provide a tension device capable of adjusting, using a simple operation, the degree of rotational force transmitted to a winding part of a linear body. [Solution] One embodiment of the present invention provides a tension device. The tension device comprises a body section, a drive mechanism, a traction mechanism, a transmission mechanism, an adjustment mechanism, a first attachment part, and a second attachment part. The traction mechanism has an elongated body and a winding part for winding the elongated body. The drive mechanism has a motor. The transmission mechanism has a plurality of pulleys and a belt wound around the plurality of pulleys, and is configured to wind the elongated body by transmitting the rotational force of the motor to the winding part of the traction mechanism. The adjustment mechanism is configured to be capable of adjusting the tension applied to the belt. The first attachment part is held in partway along the longitudinal direction of the elongated body. The second attachment part is attached to the body section.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
2.
LIVE WIRE BRANCHING TOOL AND ELECTRIC WIRE INSTALLATION METHOD WITH LIVE WIRE BRANCHING TOOL
A wire gripper (70A) comprises a first connection unit (30), and a telescopic device (10) comprises a second connection unit (50). The first connection unit (30) includes a guide groove (33), a lock slider (36), and an operation ring (39). An upper end (PE) of the guide groove (33) is open. The lock slider (36) locks a state in which the first connection unit (30) and the second connection unit (50) are connected. The operation ring (39) is operated for unlocking. The second connection unit (50) includes a protrusion (52) that is movable along the guide groove (33). The protrusion (52) is movable in a direction along an electric wire between a first position (P1) and a second position (P2) inside the guide groove (33). The guide groove (33) is formed such that the first position (P1) is connected to the upper end (PE) via the second position (P2). In the state in which the first connection unit (30) and the second connection unit (50) are connected, the protrusion (52) is at the first position (P1). The lock slider (36) prevents the protrusion (52) from moving from the first position (P1) to the second position (P2).
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
[Problem] To provide a rotary jig that makes it possible to hold and rotate a fastening component such as an eyebolt, another mechanical element having an annular head, or a fastener with good workability and in a stable state. [Solution] A rotary jig 1 according to the present invention comprises: a shank 10 which is rotatable by an external force applied from one end side thereof; and a hook 20 which is provided on the other end side of the shank 10 and on which a target object is to be hooked, wherein the target object is rotated in accordance with a rotary force applied to the shank 10. The hook 20 has groove(s) 22 and/or 23 that is/are formed along the surface shape of the target object on a surface facing the target object which rotates in accordance with rotation of the hook 20 when the hook 20 rotates with the target object hooked thereon.
Provided is an installation aid tool for a bellows tube that can be fixed to an electric wire by remote operation and hardly transmits a load, which is associated with insertion of the bellows tube, to the electric wire. A main body 2 of a bellows tube installation aid tool 1 is provided with a rod-shaped grip part 2a. An operation lever 10 is rotatably supported by a shaft above the main body 2, and a sliding contact part 6 is provided below the main body 2 via a connection part 4. The sliding contact part 6 is formed in a size that allows the sliding contact part 6 to slide inside a bellows tube. A slide rod 8 slidable in a direction parallel to the connection part 4 is inserted into the sliding contact part 6. A tip of the slide rod 8 is linked with the operation lever 10, and moves forward and backward in the sliding contact part 6 by the rotating operation of the operation lever 10. An electric wire housed from a housing port 6a of the sliding contact part 6 is crimped and fixed at the tip of the slide rod 8 by rotating the operation lever 10.
H02G 1/08 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
Provided is a lever type hoisting device capable of safely operating a knob at a position separated from a lever, and suppressing rattling thereof. A base part 12 is threadedly engaged with a screw part 6a on a peripheral surface of a driving shaft 6, which is integrally constituted with a hoisting drum 4 in a body 2. A lever 10 for normal operation and a knob 14 for operation during idle rotation are connected to the base part 12. An abutting plate 26 is formed at the lower end of the screw part 6a. A ratchet wheel 8 for regulating rotation in a hoisting-down direction with respect to the body 2 is disposed between the base part 12 and the abutting plate 26 to constitute a brake. A spacer 18 is interposed between the knob 14 and the base part 12. The spacer 18 is connected to the knob 14 and the base part 12 by means of a connection structure that fits in an axial direction. A base part restriction part 20 that stops rotation of the connection structure of the spacer 18 to regulate rotation of the base part 12 is fixed to the drive shaft 6. The base part regulation part 20 is provided for preventing excessive loosening during idle rotation.
B66D 3/14 - Chain or like hand-operated tackles with or without power-transmission gearing between operating member and lifting rope, chain, or cable lever-operated
The present invention addresses the problem of providing a wire gripper capable of quickly releasing the swing lock of an operation lever and a method for using the wire gripper. The wire gripper comprises: a first grip piece that presses a wire in a first direction; a second grip piece that presses the wire in a second direction; a base that movably supports the first grip piece and the second grip piece; a first operation lever and a second operation lever that are swingably supported by the base; a support that supports a lock member so that the lock member can move relative to the support; the lock member that locks the swing of the first operation lever with respect to the base by pressing the first operation lever; and a support pin that is supported by the base and supports the support. The support has a hole into which the support pin is inserted. The hole allows the support to move relative to the support pin in a direction perpendicular to the center axis of the support pin, and allows the support to swing around the support pin.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
F16B 2/18 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using cams, levers, eccentrics, or toggles
The present invention addresses the problem of providing a gripping tool capable of achieving greater slimness and improved operability. A gripping tool according to the present invention is provided with: a gripping unit including a first gripping piece and a second gripping piece; a remote operation rod having a proximal end and a distal end that supports the gripping unit; an elongated member arranged inside of the remote operation rod so as to run along the longitudinal direction of the remote operation rod; a link member pivotably connected to the elongated member; a support body attached to the proximal end; and an operation lever that operates the first gripping piece via the link member and the elongated member. The operation lever includes a first portion supported by the support body so as to be pivotable about a first axis, and a second portion linked to the link member so as to be pivotable.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
B25J 1/00 - Manipulators positioned in space by hand
8.
OVERHEAD POWER LINE TRAVELING MACHINE OF SELF-PROPELLED TYPE
[Problem] To provide a more beneficial technology. [Solution] According to one aspect of the present invention, there is provided an overhead power line traveling machine of a self-propelled type for maintaining or inspecting an overhead power line. The overhead power line traveling machine comprises a housing, a motor, and a rotating body. When an axis along an overhead power line is defined as a front–rear direction, an axis along a top-bottom direction is defined as an up-down direction, and an axis perpendicular to both of the front–back direction and the up–down direction as an left-right direction, the housing has a cross section in a substantially U-shape inverted in the up–down direction. The cross section is defined in the up–down direction and the left–right direction. The motor is configured to impart rotational power to the rotating body. The rotating body is configured to rotate in contact with an overhead power line, whereby the overhead power line traveling machine is configured to travel on the overhead power line.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
[Problem] To provide a system or the like which pertains to a more beneficial technique. [Solution] One aspect of the present invention provides a system. The system includes an extension/contraction device, and a control unit for controlling extension and contraction of the extension/contraction device. The extension/contraction device is used when pulling a wire. A motor for extending and contracting in the longitudinal direction is provided. The control unit is configured to execute the program so that the following steps are performed. A receiving step involves receiving a control signal for driving the motor. A driving step involves driving the motor of the extension/contraction device while the control signal continues to be received.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
[Problem] To provide a wire gripper and a wire tensioning device with good operability. [Solution] According to one aspect of the present invention, a wire gripper to be used when gripping a linear body is provided. This wire gripper is provided with a wire gripping part, a displacement mechanism, and a motor. The wire gripping part has a first member and a second member. The first member has a tapered groove. The second member is disposed so as to be in contact with a part of the groove, thereby forming a holding space in a gap which is not in contact therewith. The displacement mechanism is configured to displace a positional configuration of the first member and the second member, thereby changing the size of the holding space. The positional configuration has a first mode and a second mode. In the first mode, the linear body is gripped by the wire gripping part. In the second mode, the gripping of the linear body by the wire gripping part is released, and the motor is configured to generate rotational power for applying power to the displacement mechanism.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
11.
SLEEVE ARRANGEMENT TOOL AND SLEEVE ARRANGEMENT METHOD
The present invention addresses the problem of providing a sleeve arrangement tool and a sleeve arrangement method capable of inserting a core wire into a connection sleeve while peeling off a covering layer from a covered wire. To solve the problem, the sleeve arrangement tool is provided with: a first guide body that defines a first passage for guiding a covered wire; a blade body that separates the covered wire disposed in the first passage into a covering layer and a core wire; and a sleeve support member that supports a connection sleeve so that a first end part of the connection sleeve for connecting the core wire and another core wire and a core wire outlet of the first passage are aligned.
H02G 1/14 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for joining or terminating cables
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
12.
COATED WIRE STRIPPING TOOL AND COATED WIRE STRIPPING METHOD
The problem addressed by the present invention is to provide a coated wire stripping tool and a coated wire stripping method that make it possible to stabilize the behavior of a coating layer separated from a core wire. This coated wire stripping tool comprises: a first guide body that defines a first channel that guides a coated wire; a blade body that separates the coated wire disposed in the first channel into a coating layer and a core wire; and a second guide body that defines a second channel that guides the coating layer separated from the core wire. The problem can be solved as a result of the second guide body comprising: a leading section that leads the coating layer separated from the core wire toward a diversion section; the diversion section which, if a first direction is defined as the direction from a coated wire entrance of the first channel toward an exit of the first channel, diverts the direction of movement of the coating layer so that the direction of movement of the coating layer becomes a direction opposite the first direction; and a receiving section that receives the coating layer from the diversion section.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
B26B 27/00 - Hand cutting tools not provided for in groups , e.g. finger rings for cutting string, devices for cutting by means of wires
B26D 3/00 - Cutting work characterised by the nature of the cut madeApparatus therefor
13.
COATING STRIPPING DEVICE AND COATING STRIPPING METHOD USING SAME
(Problem) To provide: a coating stripping device that can rapidly release an insulating coating of an electric wire or the like after stripping the insulating coating; and a coating stripping method using the same. (Solution) A coating stripping tool in a released state is attached to a second rotary cylinder. A first rotary cylinder rotates in a prescribed direction and an engagement claw engages with an engagement part of the third plate, while a pin simultaneously prevents the third plate from moving, thereby setting a holding state, and compressing a spring. When the coating stripping tool is in the holding state, if the first rotary cylinder is rotated in the opposite direction of the prescribed direction, the engagement between the engagement claw and the engagement part of the third plate is released, and the coating stripping tool enters a released state due to the recovery of the spring. (Selecting Drawing) FIG. 1
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
B26B 27/00 - Hand cutting tools not provided for in groups , e.g. finger rings for cutting string, devices for cutting by means of wires
B26D 3/00 - Cutting work characterised by the nature of the cut madeApparatus therefor
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
14.
REMOTELY OPERATED IMPLEMENT, CONNECTOR, KIT INCLUDING CONNECTOR AND SECOND CONNECTOR, AND METHOD FOR USING REMOTELY OPERATED IMPLEMENT
The present invention addresses the problem of providing a remotely operated implement, a connector, a kit including a connector and a second connector, and a method for using a remotely operated implement, with which deflection of a first operating rod and a second operating rod is suppressed, and smooth relative movement of the second operating rod relative to the first operating rod is permitted. The remotely operated implement is equipped with: a tool having a first acting member and a second acting member; a first operating rod connected to the first acting member; a second operating rod connected to the second acting member; an operating member for remotely operating at least one of the first acting member and the second acting member; and a connector for connecting the first operating rod and the second operating rod. The connector comprises: a first receiving part for receiving a part of the first operating rod; a second receiving part for receiving a part of the second operating rod; and a first connecting part for connecting the first receiving part and the second receiving part. The second receiving part permits the second operating rod to move in a lateral direction relative to a second inner surface of the second receiving part, thereby resolving the problem.
B25B 7/22 - Pliers provided with auxiliary tool elements, e.g. cutting edges, nail extractors
B25B 7/12 - PliersOther hand-held gripping tools with jaws on pivoted limbsDetails applicable generally to pivoted-limb hand tools involving special transmission means between the handles and the jaws, e.g. toggle levers, gears
B25B 11/00 - Work holders or positioners not covered by groups , e.g. magnetic work holders, vacuum work holders
B25J 1/00 - Manipulators positioned in space by hand
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
The present invention addresses the problem of providing a tool support device capable of easily fixing the angle of a second arm relative to a first arm and adjusting said angle. This tool support device comprises a first arm member, a second arm member, a first locking mechanism, and a first unlocking member. The first locking mechanism includes: a pressing member; a pressable part pressed by the pressing member; a plurality of engagement projection parts disposed on one of the pressing member and the pressable part; a plurality of second engagement parts disposed on the other of the pressing member and the pressable part; and a first impelling member that impels the pressing member in a first direction toward the pressable part such that the engagement between the plurality of engagement projection parts and the plurality of second engagement parts is maintained. The first unlocking member includes a first moving member that moves the pressing member in a second direction opposite the first direction, against the impelling force of the first impelling member, and as a result, the aforementioned problem can be solved.
F16M 11/20 - Undercarriages with or without wheels
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
16.
TOOL DEVICE, TOOL, AND METHOD FOR USING TOOL DEVICE
The present invention addresses the problem of providing: a tool device capable of causing a tool to approach a target; a tool; and a method for using the tool device. The tool device comprises a stretchable first rod member and a tool attached to the first rod member. The tool can solve the problem by comprising: an attachment part attached to the first rod member; an arm rotatably supported by the attachment part; an end effector which is supported by the arm and applies a force to a force-receiving target; an arm drive device which rotates the arm relative to the attachment part; and an end effector drive device which drives the end effector.
B25J 1/12 - Manipulators positioned in space by hand having means for attachment to a support stand
B25J 1/00 - Manipulators positioned in space by hand
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
17.
WIRE GRIPPER SUPPORT APPARATUS, WIRE CUTTING TOOL, AND WIRE CUTTING METHOD
The present invention addresses the problem of providing a wire gripper support apparatus, a wire cutting tool, and a wire cutting method with which it is possible to easily perform wire cutting work. The wire gripper support apparatus includes a first rod, a second rod, and an interval changing device. The interval changing device has a first connection part that is connected to a first base end part of the first rod, a second connection part that is connected to a second base end part of the second rod, and an operation member that changes an interval between the first connection part and the second connection part. The first rod is connected to the interval changing device so as to be tiltable with respect to the interval changing device. The second rod is connected to the interval changing device so as to be tiltable with respect to the interval changing device. Accordingly, the aforementioned problem can be solved.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
Provided is a wire gripper with which it is possible to determine whether a locking mechanism has become loosened even at a remote location. In a wire gripper 1 in which fixed and released states of a linear body are switched by means of a swinging operation of an operating portion 8, an operation restricting portion 10 for restricting the swinging of the operating portion 8 is provided on the release side in the swinging direction of the operating portion 8. The operation restricting portion 10 includes: an advancing/retreating movement portion 14 that is screwed into a main body 2; an abutting portion 12 provided at the distal end of the advancing/retreating movement portion 14 on the operating portion 8 side thereof; and a spring washer 16 provided in a gap G created between the advancing/retreating movement portion 14 and the abutting portion 12. A shielding portion 18 is provided so as to surround, in a circumferential direction, the abutting portion 12 that abuts the operating portion 8. In a state in which the operation restricting portion 10 is separated from the operating portion 8, the shielding portion 18 is urged to advance relative to the abutting portion 12, thereby exposing the spring washer 16. Conversely, when the operation restricting portion 10 abuts the operating portion 8, the shielding portion 18 retreats due to a reaction force from the operating portion 8 and shields the spring washer 16.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
To provide a wire gripper that can suppress small changes in spacing between a movable holder and a fixed holder even if inadvertent force is applied. This wire gripper 1001 includes: a fixed wire gripping part 1010 that includes an upper holder 1011 having a linear body pressing part 1010x; a lower holder 1021 having a linear body holding part 1020x that advances/retracts with respect to the linear body pressing part 1010x; an operating part 1030 for receiving external force; and a first link member 1040 and a second link member 1050 each coupled to the fixed wire gripping part 1010, the lower holder 1021, and the operating part 1030, the advancing/retracting of the lower holder 1021 with respect to the upper holder 1011 being interlocked with the movement of the operating part 1030 and the swinging of the first link member 1040 and second link member 1050. The wire gripper comprises an advancing/retracting limiting mechanism 1100 that variably limits both advancing and retracting of the lower holder 1021 with respect to the upper holder 1011 in accordance with an operation from outside.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided are remote operation pliers with which it is possible to modify a grip angle without changing the usage sensation, and with which a worker can easily modify the grip angle alone. These remote operation pliers 1 are configured by pivotally supporting pliers 2 such that the angle thereof can be modified by a pivot shaft 12 relative to a base 8 provided to the tip of a main operation rod 4. A stationary-side grip piece 2a and a mobile-side grip piece 2b of the pliers 2 can open/close centered on the pivot shaft 12. The stationary-side grip piece 2a can modify the stationary angle relative to the base 8 by positioning an index plunger 14. The mobile-side grip piece 2b is configured to be capable of open/close operations by a sub-operation rod 6 coupled to a coupling end 2b1. The sub-operation rod 6 has a length adjustment part 10 between a tool-side end and a hand-side end. The length adjustment part 10 has a nested structure of a cylinder portion 10a and a core portion 10b, and is provided in order to maintain a constant mobile range of the sub-operation rod 6 when modifying the grip angle of the pliers 2.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
B25B 7/12 - PliersOther hand-held gripping tools with jaws on pivoted limbsDetails applicable generally to pivoted-limb hand tools involving special transmission means between the handles and the jaws, e.g. toggle levers, gears
09 - Scientific and electric apparatus and instruments
Goods & Services
Hand tools, namely, wire pullers, wire peelers, wire pullers for electric wires and ropes and fittings in the nature of handles therefor, wire stretchers, wire stretchers for electric wires and ropes, wire grips, wire grips for electric wires and ropes, pincers, wrenches, metal pliers for electric wires and ropes, fittings in the nature of handles for wire peelers, wire stretchers, pliers and wire grips for electric wires and ropes, wire strippers, ratchet spanners and bolt sockets for spanners; manually operated winches; bladed or pointed hand tools, namely, utility and working knives; hand tools, namely, torque wrenches; adjustable spanners; screwdrivers, non-electric; hand tools, namely, insulated pincers and insulated pincers and insulated stick tools for gripping and handling electric wires and cables; hand tools, namely, wire cutters and cutters for electric wire, cables, and ropes; all the forgoing for professionals in the industrial power, railway, telecommunication, construction and engineering fields Analogue tension testers; analogue tension testers for electric wires and ropes and electric connection fittings for analogue tension meters for electric wires and ropes; digital tension testers; electronic data recorders for tension testers; tension measuring and testing machines and instruments for electric wires and ropes; electrical power distribution units and control machines and apparatus for controlling electric current, namely, controllers for magnetic bearing control and phase modifiers; electric and magnetic tension testers for electric wires and ropes; all the forgoing for professionals in the industrial power, railway, telecommunication, construction and engineering fields
[Problem] To provide a wire gripper of excellent operability. [Solution] According to one aspect of the present invention, a wire gripper is provided. This wire gripper comprises: a wire gripping part; a first operation part; and a second operation part. The wire gripping part is configured to be able to hold a linear body by being closed. When the first operation part is pressed, the state transitions to a state where the first operation part and the second operation part are engageable with each other. In the engageable state, the wire gripping part is opened.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
A wire gripper (1) includes a second link arm (7B), a connection member (27), a stationary-side wire gripping portion (9), and a moveable-side wire gripping portion (11). The second link arm (7B) is rotatably connected by a main body (5). The connection member (27) is connected to the second link arm (7B). The moveable-side wire gripping portion (11) is movable in a direction approaching or being spaced from the stationary-side wire gripping portion (9) in conjunction with movement of the connection member (27). The wire gripper (1) includes a ratchet mechanism (47) that blocks rotation of the operation lever (41) in conjunction with rotation of the second link arm (7B) in one direction and allows reverse rotation in the other direction. The ratchet mechanism (47) blocks rotation, so that movement of the moveable-side wire gripping portion (11) in a direction being spaced from the stationary-side wire gripping portion (9).
[Problem] To provide a turnbuckle and a wire tensioning device that can easily and accurately perform wire tensioning work. [Solution] One embodiment of the present invention provides a turnbuckle to be used to apply tension to a wire rod. This turnbuckle comprises an outer cylindrical unit, an inner cylindrical unit, an operation unit, a drive unit, and a position detection unit. The inner cylindrical unit is inserted into the outer cylindrical unit from one end section of the axial direction. The operation unit comprises: a threaded shaft that is inserted through the outer cylindrical unit and the inner cylindrical unit; and a nut that is fixed to an opposite end section of the axial direction of the inner cylindrical unit and is threadably mounted on the threaded shaft. The drive unit is configured so as to move the nut along the threaded shaft by causing the threaded shaft to rotate around the shaft axis thereof. The position detection unit comprises at least one sensor that is disposed on the outer peripheral side of the outer cylindrical unit and detects the position of the nut.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
[Problem] To provide an expander and a wire tensioning device with which a wire tensioning operation can be simply and accurately performed. [Solution] According to one embodiment of the present invention, an expander used when tensioning a wire material is provided. This expander comprises: an operation part having an outer cylinder part, an inner cylinder part that is inserted into the outer cylinder part from one end in the axial direction, a screw shaft that is inserted into the outer cylinder part and the inner cylinder part, and a nut that is fixed to the other end in the axial direction of the inner cylinder part and that threadably engages with the screw shaft; and a drive part having a motor that rotates the screw shaft around the axis thereof to cause the nut to move along the screw shaft.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
26.
EXTENSION/CONTRACTION DEVICE AND WIRE TENSIONING DEVICE
[Problem] To provide an extension/contraction device and a wire tensioning device that are capable of easily and accurately performing wire tensioning work. [Solution] According to one aspect of the present invention, there is provided an extension/contraction device that is used when tensioning a wire. This extension/contraction device comprises an extension/contraction device body and a power unit. The extension/contraction device body has: an outside tubular part; an inside tubular part inserted into the outside tubular part from one axial end thereof; a moving part that has a threaded shaft that passes through the outside tubular part and the inside tubular part, and a nut that is fixed to the other axial end of the inside tubular part and is screwed onto the threaded shaft; and an operating part that rotates the threaded shaft about the center axis to move the nut along the threaded shaft. The power unit is detachably attached to the extension/contraction device body. The present invention has an engagement part that engages with the operating part, and a motor for rotating the engagement part.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
[Problem] To provide a wire gripper and a wire tensioning device with good operability. [Solution] One aspect of the present invention provides a wire gripper which is used when grasping a wire-shaped body. The wire gripper (1) comprises a wire gripping part (2), a displacement mechanism (3), and a driving mechanism (4). The wire gripping part (2) has a first wire gripping body (21) and a second wire gripping body (22) that is disposed oppositely from the first wire gripping body. The displacement mechanism (3) is configured to relatively displace the first wire gripping body (21) and the second wire gripping body (22) to a first position for grasping the wire-shaped body (700) and a second position for releasing the grasp of the wire-shaped body. The driving mechanism (4) has a motor (41) that drives the displacement mechanism.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
Provided is a rod-shaped extendable device that can have a certain strength while being reduced in weight. A rod-shaped extendable device 10 according to the present invention comprises: a fixed body 12; an extendable body 14 coupled to a cylindrical inner surface portion 24b of the fixed body 12 so as to be movable in the longitudinal direction; and a reciprocating shaft 16 provided on the axis of the fixed body 12, the extendable body 14 moving in a non-rotating state inside the fixed body 12 in the longitudinal direction as the reciprocating shaft 16 rotates, the rod-shaped extendable device 10 being characterized by that the fixed body 12 and/or the extendable body 14 has a strengthening section, which increases the strength against bending, above and/or below in the vertical direction in a region close to the opposing surface.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
Provided is a wire gripper in which the distance between a grip wire body on the upper side and a grip wire body on the lower side does not change unexpectedly. A wire gripper 10 comprises: a fixed gripping body 20 having a linear body pressing portion 30; a movable gripping body 50 having a linear body holding portion 60 that moves toward the linear body pressing portion of the fixed gripping body 20; and an operation member 130 connected to the movable gripping body 50 via a distance adjustment mechanism 12 and a link mechanism 18. The link mechanism 18 is configured by link members 70, 100 connected among the fixed gripping body, the movable gripping body, and the operation member. The distance adjustment mechanism 12 adjusts the distance between the linear body pressing portion of the fixed gripping body and the linear body holding portion 60 of the movable gripping body 50 by a guide mechanism 14 configured so as to move the movable gripping body by moving the link member 70. The distance adjustment mechanism 12 has a movement restriction mechanism 16 that restricts the movement of the movable gripping body in order to keep the distance constant between the linear body pressing portion 30 of the fixed gripping body and the linear body holding portion 60 of the movable gripping body.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
The present invention addresses the problem of providing a peeler, a peeling device, and a peeling method capable of smoothly performing the work of peeling off a coating layer. The peeler comprises: a peeler body having a first member, a second member disposed facing the first member, and a first passage which is defined by the first member and the second member and in which a part of a coated wire is disposed; a blade body attached to the second member and dividing the coated wire into a coating layer and a core wire in such a way that the peeler body is relatively rotated with respect to the coated wire; a press plate portion disposed in the first member so as to face the blade body and having a press surface for pressing the coated wire toward the blade body; and a distance adjustment member for adjusting the distance between the first member and the second member. The first member defines a part of the first passage and has a first guide portion for guiding the relative movement of the peeler body with respect to the coated wire. The press plate portion more projects on the first passage side than the first guide portion.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
B26B 27/00 - Hand cutting tools not provided for in groups , e.g. finger rings for cutting string, devices for cutting by means of wires
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
31.
INFORMATION PROCESSING SYSTEM, PROGRAM, AND INFORMATION PROCESSING METHOD
[Problem] To provide an information processing system, etc., with which it is possible for a user to easily ascertain a repair period or service life of a tool before failure occurs. [Solution] One aspect of the present invention provides an information processing system. This information processing system is provided with a processor capable of executing a program so as to perform the following steps. In a management step, tool information indicating a plurality of tools that are commodities belonging to a user and customer information indicating a customer who owns or borrows a tool are managed. In an acquisition step, a parameter relating to use of the tool by the customer is acquired. In a notification step, when the parameter satisfies a prescribed condition, the user is notified regarding a repair period or service life of the tool such that the tool information and the customer information can be ascertained.
The present invention addresses the problem of providing a wire tensioner with which the tension of a pulling element can easily be adjusted to a target tension. The wire tensioner comprises a first member that can be attached to a first attachment target, a second member that can be attached to a second attachment target, a pulling element that pulls the first member toward the second member, and a pulling device that pulls the pulling element. The pulling device is provided with a rotary body that applies a pulling force to the pulling element, a break gear that stops the rotation of the rotary body, a first stopper member, and a second stopper member. The first stopper member has a first claw group that can simultaneously engage with at least two teeth of the break gear. The second stopper member has a second claw group that can simultaneously engage with at least two teeth of the break gear.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided is a stripping tool that can strip multiple types of covered wires with the use of a single stripping tool. A stripping tool 10 according to the present invention is for stripping a cover portion W2 from a covered wire W in which a core wire W2 is covered by the cover portion W1, and comprises: a covered wire holding body 20 in which a plurality of covered wire holding portions 21 capable of holding a plurality of covered wires W having different diameters are integrally formed; a blade body 30 which cuts the cover portion W2 of a covered wire W held by one of the plurality of covered wire holding portions 21; a blade body holding body 40 which holds the blade body 30; and a support body 50 which supports the covered wire holding body 20 and the blade body holding body 40 in a state in which each of the plurality of covered wire holding portions 21 is opposite the blade body 30. The stripping tool 10 is configured such that in a state in which the covered wire holding body 20 is supported by the support body 50, the opposing relationship between any of the plurality of covered wire holding portions 21 and the blade body 30 can be switched.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
B26B 27/00 - Hand cutting tools not provided for in groups , e.g. finger rings for cutting string, devices for cutting by means of wires
B26D 3/00 - Cutting work characterised by the nature of the cut madeApparatus therefor
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
Provided is an adapter that is for remote controlling and that is for enabling remote controlling of an electronic tool having a push switch or an existing plier-type tool to which an input can be made by a shaking operation. The adapter 1 for remote controlling has a tool-holding part 2 that holds an electronic tool. The tool-holding part 2 is linked to a support bar 8 through an angle-adjustable linking part 6. An operation lever 10 that is operated by an operator is attached to a lower portion of the support bar 8. A rope 14 that serves as a transmission member for transmitting a force inputted from the operation lever 10 is provided so as to span between the operation lever 10 and the tool-holding part 2. A slider-crank part 4 for operating the switch of the electronic tool on the basis of the force transmitted from the rope 14 is provided to the tool-holding part 2. The slider-crank part 4 includes a crank 4a, a rod 4b, a guide section 4e, and a guide-fixing metal fitting 4f.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
Hand tools, namely, wire pullers, wire pullers for electric wires and ropes, wire stretchers, wire stretchers for electric wires and ropes, fittings for wire pullers for electric wires and ropes; hand tools, namely, wire grips for electric wires and ropes, clamps, fittings for wire grips for electric wires and ropes; manually-operated winches; tool belts for wire pullers; tool belts for wire stretchers; hand tools, namely, slings for wire pullers; hand tools, namely, slings for wire stretchers; hand tools, namely, chains used as wire pullers; hand tools, namely, chains used as wire stretchers; hand tools, namely, ratchet spanners; holders of leather for spanners; bolt sockets for ratchet spanners; peelers for electric wires; hand tools, namely, wire strippers; pliers; hand tools, namely, wrenches and torque wrenches; hand tools, namely, insulated conductor nipping bars; hand tools, namely, pincers; bladed or pointed hand tools, namely, saws, fixed blade knives, augers, and wire cutters; hand tools, namely, nippers, lineman's pliers, adjustable wrenches, hammers, screwdrivers; hand tools, namely, spanners
Hand tools, namely, wire pullers, wire pullers for electric wires and ropes, wire stretchers, wire stretchers for electric wires and ropes, fittings for wire pullers for electric wires and ropes; hand tools, namely, wire grips for electric wires and ropes, clamps, fittings for wire grips for electric wires and ropes; manually-operated winches; tool belts for wire pullers; tool belts for wire stretchers; hand tools, namely, slings for wire pullers; hand tools, namely, slings for wire stretchers; hand tools, namely, chains used as wire pullers; hand tools, namely, chains used as wire stretchers; hand tools, namely, ratchet spanners; holders of leather for spanners; bolt sockets for ratchet spanners; peelers for electric wires; hand tools, namely, wire strippers; pliers; hand tools, namely, wrenches and torque wrenches; hand tools, namely, insulated conductor nipping bars; hand tools, namely, pincers; bladed or pointed hand tools, namely, saws, fixed blade knives, augers, and wire cutters; hand tools, namely, nippers, lineman's pliers, adjustable wrenches, hammers, screwdrivers; hand tools, namely, spanners
37.
WIRE TENSIONER, PLATE MEMBER FOR WIRE TENSIONER, AND METHOD FOR ASSEMBLING WIRE TENSIONER
The present invention addresses the problem of providing a wire tensioner capable of accurately informing a worker that overtension was acting on a pulling element, a plate member for a wire tensioner, and a method for assembling a wire tensioner. The wire tensioner comprises a first member that can be attached to a first attachment object, a second member that can be attached to a second attachment object, a pulling element that pulls the first member toward the second member, a pulling device having a rotating body that applies pulling force to the pulling element, a pin member to which the pulling element is connected, and a plate member. The plate member has a first receiving part that receives a first end of the pin member, and a first portion that is pressed by the pin member and broken by the pin member in response to an allowable value being exceeded by tension acting on the pulling element.
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
Goods & Services
Metal hardware, namely, shackles for pulling and rigging; metal hooks; non-electrical cables and wires of common metal; wire ropes; steel wire¸ non-electric; iron and steel; metal materials for building or construction, namely, drywall corner bead of metal; pulleys of metal, not machine elements; metal junctions for pipes; metal flanges; metal hardware, namely, nuts, washers, carabineer, buckles, escutcheons for decorating and protecting door handles, screws, bolts, rivets, chain links; metal stepladders and ladders; tool boxes of metal sold empty; metal chains, crampons; ring-shaped pipe fittings of metal; screw rings of metal; metal hardware, namely, stop collars of metal for fastening pipes; door stops of metal Loading and unloading machines; hoisting or winding gears for machines; hoists; winches; chain blocks being parts of electric wire pullers, electric wire stretchers for electric wires, cables and ropes, machines for lifting and rigging; cranes; cable cranes; jib cranes; power machines, namely, jack hammers; hand-held tools other than hand-operated, namely, electric drills and electric hammers; power-driven hand-held tools, namely, power jacks; power drills; power-driven wrenches; power-operated electric ratchet wrenches; electric screwdrivers; electric controlled pincers for grabbing hold of tools, hardware and materials; hand-held tools other than hand-operated, namely, electric insulated stick tools for gripping and operating electric wire and cables; electric wires strippers; electric strippers for electric wires and cables; electric wire pullers; electric wire stretchers for electric wires, cables and ropes; pneumatic drills; pneumatic hammers; electric hand-held grinders for sharpening tools; power driven, hand-operated nut runners, namely, nut-tapping machines; air-operated power tools, namely, impact wrenches, ratchet wrenches, drills, grinders and orbital sanders; machines and machine tools for the cutting of materials; transmissions for machines; gears, other than for land vehicles; torque converters other than for land vehicles; pulleys being parts of machines; toothed wheels and speed change and transmission gears being parts of machines, not for land vehicles; machine parts, namely, bearings; couplings for machines; transmission shafts, axles and spindles as parts of machines, not for land vehicles; shaft couplings for machines; shaft bearings being parts of machines
In a lifting clamp, a pair of opposite pieces are provided to a main body, wherein the opposite pieces are opposed to form a gripping space where an object to be transported can be gripped. Contact units to contact the object to be transported are provided on the respective gripping space sides of the opposite pieces. A handle is attached to the main body to be rotatable relative to a spindle that is disposed along a gripping direction shown by a dot-dashed line. A conversion unit that converts a rotational movement by turning of the handle into gripping movement to push the contact unit to the gripping side is disposed between the contact unitand the opposite piece. The contact unitis attached to a spindle that supports the handleon one side, and the size of the gripping space can be changed by sliding the spindle with respect to the opposite piece.
The present invention addresses the problem of providing a wire tensioner capable of accurately informing a worker that an overtension has occurred, an overtension mitigation device for a wire tensioner, a method for modifying a wire tensioner, and a method of using a wire tensioner. The wire tensioner comprises a first member, a second member, and a pulling device. The pulling device is provided with a pulling device body, a chain for pulling the first member toward the second member, and an overtension mitigation device. The overtension mitigation device is provided with a base member, a slide member capable of a linear sliding movement in a first direction relative to the base member, a first pin member capable of changing from a non-broken state to a broken state, and a stopper for preventing the slide member from falling off the base member. In the non-broken state, the first pin prohibits the slide member from moving beyond a first position in the first direction, and in the broken state, the first pin allows the slide member to move beyond the first position in the first direction. The problem to be addressed can thus be solved.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
F16G 13/16 - Hauling- or hoisting-chains with arrangements for holding electric cables, hoses, or the like
The purpose of the present invention is to provide a rod body coupling structure that can further ensure safety. This coupling structure 10 for coupling a rod body and a coupling part to be coupled to the rod body is characterized by comprising: a first coupling member 50 which is disposed in a region on the rod body side; and a second coupling member 80 which is disposed in a region on the side of the coupling part to be coupled to the rod body. The coupling structure is also characterized by being configured such that: the rod body has, disposed in the region on the side of the coupling part to be coupled to the rod body, a fixation means 16 that constitutes a separation preventing means for preventing elements coupled by the coupling structure 10 from separating; the second coupling member 80 has, formed in the region on the side of the coupling part to be coupled to the rod body, a fixation means 16 for halting the rod-body side fixation means 16; the first coupling member 50 is disposed on the rod body side so as to be movable in the axial direction of the rod body; and upon attachment of the coupling part to the rod body, the first coupling member 50 is fixed, by means of the fixation means 16, to a first-coupling-member side region of the second coupling member 80, controls the movement of the second coupling member 80 so that the rod-body side fixation means 16 will not be detached from the fixation means 16 formed in the second coupling member 80.
F16B 21/04 - Releasable fastening devices locking by rotation with bayonet catch
F16B 7/20 - Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using bayonet connections
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
A wire tensioner (1) comprises: a drum (10); a wire (5); a locking mechanism (16); a handle (9); and a reverse-winding prevention member (14). The drum (10) is rotatable. The wire (5) is fixed to the drum (10), and is wound around the drum (10) as the drum (10) rotates in a direction A. The locking mechanism (16) is capable of preventing the drum (10) from rotating in a direction B which is a direction opposite to the direction A. The handle (9) is operated to rotate the drum (10) in the direction A or the direction B. By coming into contact with the wire (5), the reverse-winding prevention member (14) prevents the drum (10) from rotating, with the wire (5) completely unwound from the drum, in the direction B.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
B66D 3/14 - Chain or like hand-operated tackles with or without power-transmission gearing between operating member and lifting rope, chain, or cable lever-operated
44.
FIXTURE, ELECTRIC WIRE CUTTING AND DIVIDING TOOL, AND FIXING METHOD
The present invention addresses the problem of providing a fixture capable of being fixed to an object with ease, an electric wire cutting and dividing tool provided with the fixture, and a fixing method. This problem can be solved by providing the fixture provided with: a grip member which has a first grip portion and a second grip portion and which can grip an object; a lever which can pull the second grip portion in a first direction toward the first grip portion; a pressing member which presses the lever by moving in a second direction different from the first direction and which moves the lever in the first direction by pressing the lever; and an operating member which has an operating portion and which moves the pressing member in the second direction.
F16B 2/10 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using pivoting jaws
F16B 2/14 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using wedges
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
45.
WIRE GRIPPER, WIRE ROD CUTTING TOOL, AND METHOD FOR USING WIRE GRIPPER
The present invention addresses the problem of providing a wire gripper, a wire rod cutting tool, and a method for using a wire gripper with which it is possible to maintain an interval between a first grip part and a second grip part of the wire gripper at a predetermined interval. The wire gripper comprises: a base member including a first grip part that comes into contact with a wire rod; a second member including a second grip part that comes into contact with the wire rod; a swing member that is connected to the base member so as to be rotatable about a first axis, and that is connected to the second member so as to be rotatable about a second axis; and a lever member connected to the swing member so as to be rotatable about a third axis. The base member comprises a guide part for guiding the movement of the lever member, a first engaging part capable of engaging with the lever member, and a first operation part. The problem is solved by the first operation part moving the first engaging part so as to transition from a first state in which the first engaging part and the lever member are disengaged to a second state in which the first engaging part is engaged with the lever member.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
The present invention addresses the problem of providing a dust-proof pipe fixer, a dust-proof pipe fixing device, and a dust-proof pipe fixing method which are capable of easily switching the state of the zipper portion of a dust-proof pipe from a non-connected state to a connected state. The dust-proof pipe fixer can solve the problem by comprising: a zipper guide for guiding the movement of the zipper portion of the dust-proof pipe fixed to an electric wire to a first direction and switching the state of the zipper portion from a non-connected state to a connected state; a base on which the zipper guide is disposed; and a body portion guide having a stopper surface for preventing the zipper portion from departing from the zipper guide and guiding the movement of the body portion of the dust-proof pipe to the first direction.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
A wire gripper includes a link plate. The link plate has a moveable-side wire gripping portion so as to face a stationary-side wire gripping portion, and is movable toward a direction approaching or spaced away from the stationary-side wire gripping portion by rotation of the link plate. The wire gripper includes a cam plate and an eccentric shaft. The cam plate is rotated depending on operation thereby directly or indirectly pressing the link plate so as to regulate rotation of the link plate toward a direction where the moveable-side wire gripping portion is spaced away from the stationary-side wire gripping portion. The eccentric shaft can directly or indirectly further press the link plate along with rotation, in a state in which a pressing member directly or indirectly press the link plate.
Provided is a rotation drive tool that does not cause slack in a rotation mechanism even if an external tool is separated. A connection part 14 for connecting an external tool is rotatable integrally with a transmission shaft 4 for transmitting rotational force to a body 2 of a rotation drive tool 1. The connection part 14 is integrally provided with a connection part-side engagement part 16. In addition, a body-side engagement part 10, which is capable of engaging with the connection part-side engagement part 16 in the circumferential direction, is provided on the body 2 side. The connection part 14 rotates integrally with the transmission shaft 4, around the axis thereof, and is slidable in the axial direction. The connection part 14 is biased toward the body 2 side such that the tip of the transmission shaft 4 projects into an accommodating part 14a that accommodates the external tool of the connection part 14. The external tool and transmission shaft 4 can be accommodated in the accommodating part 14a in a mutually exclusive manner. When the external tool is being accommodated in the accommodating part 14a, the transmission shaft 4 is forced out, and the connection part 14 is thereby relatively separated from the body 2, and the connection part-side engagement part 16 becomes disengaged from the body-side engagement part 10.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
[Problem] To provide a wire gripper of excellent operability. [Solution] According to one aspect of the present invention, a wire gripper is provided. This wire gripper comprises: a wire gripping part; a first operation part; and a second operation part. The wire gripping part is configured to be able to hold a linear body by being closed. When the first operation part is pressed, the state transitions to a state where the first operation part and the second operation part are engageable with each other. In the engageable state, the wire gripping part is opened.
F16B 2/12 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using sliding jaws
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided is a rotational-power applying mechanism that does not cause hardship with respect to operation due to excessive rotational speed of a rotating shaft that rotates a rotational tool arranged in a remote-rotational-operation tool, and that can reduce the burden of a large reaction force on the operator. This rotational-power applying mechanism for a remote-rotational-operation tool is for applying rotational power to a rotational tool 500 arranged in a remote-rotational-operation tool 10, and is characterized: by being configured to be mounted on a rotational-power transmitting mechanism 20 for rotating the rotational tool 500 which is provided in an operation unit 36 in an operation rod 12; and in that a speed-reducing mechanism is provided between an output assembly 30 linked to the rotational-power transmitting mechanism, and an input assembly 28 linked to a drive device 300.
B25B 21/00 - Portable power-driven screw or nut setting or loosening toolsAttachments for drilling apparatus serving the same purpose
B25B 23/14 - Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
51.
ELECTRIC WIRE HOLDING TOOL FOR LIVE WIRE SORTING TOOL AND LIVE WIRE SORTING METHOD
Provided is an electric wire holding tool for a live wire sorting tool that prevents interference with a sleeve cover, and ensures a safe distance of separation between cut electric wires. An electric wire holding tool 1 for a live wire sorting tool has a holding frame 2 that holds an electric wire 200. The inner-side section of the holding frame 2 is divided by a divider wall 4 into a large section 2b and a small section 2c. The divider wall 4 divides said section by leaving a communication opening 6, without completely separating the two sections 2b, 2c. The holding frame 2 has an opening on the section 2b side, and this opening 2a is opened and closed by an opening/closing tool 12. The lower part of the holding frame is provided with a clamping/securing part 8 that secures a wire grip 101 so as to clamp the same. A clamping frame 8c constituting the clamping/securing part 8 also clamps and secures a grip part 10, together with the wire grip 101. The grip part 10 is provided with a handle 10b for performing operations using a grip tool for remote control, etc.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided is a live wire distributing tool with which it is possible to stabilize an electrically interrupted distributed state, without being impacted by rain water. A live wire distributing tool 1 comprises a wire stretcher 2 and two wire grippers 4. The wire stretcher 2 has an expanding and contracting mechanism due to an expanding and contracting cylinder structure for accommodating a rod 2b in a cylindrical main body 2a. A grasping part 10 formed as one piece with a wire holding tool 6 that holds an electrical wire 200 is provided on the rod 2b that constitutes the wire stretcher 2. Another grasping part 12 is provided on the side having the cylindrical main body 2a. An insulator 8 for dividing rain water that travels on the rod 2b is provided near the grasping part 10.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Electric hand-held tools, namely, grinders, drills, hammers, wrenches, and nut runners; Hydraulic power-driven hand-held tools, namely, controls for machines, hammers, and jacks; Aerodynamic electric hand tools, namely, chain saws, hammers, glue guns; power-driven hand-held tools, namely, chain saws, hammers, glue guns; Hand-held tools, other than hand-operated, namely, cable cutters, pipe cutters, power-operated ratchet wrenches, power-operated jacks, winches, hoists, and structural parts and fittings therefor; power-driven wire pullers and structural parts and fittings therefor; belts for power-driven wire pullers; chains for power-driven wire pullers; slings for power-driven wire pullers; power-driven wire grips and structural parts and fittings therefor; power-driven winches and structural parts and fittings therefor; power-driven ratchet spanners and structural parts and fittings therefor; power-driven wire peelers and structural parts and fittings therefor; power-driven pliers and structural parts and fittings therefor; power-driven torque wrenches and structural parts and fittings therefor; power-driven insulated control rods equipped with grasping jaws for safely manipulating electric wires and structural parts and fittings therefor; power-driven insulated pincers and structural parts and fittings therefor; power-driven insulating tape winding tools for electric wires and cables and structural parts and fittings therefor; industrial robots; Industrial robots, namely, puller robots for electric wires, cables and ropes and structural parts and fittings therefor; Industrial robots, namely, gripping robots for electric wires, cables and ropes and parts and accessories thereof; Industrial robots, namely, radioactive pollutant treating robots and structural parts and fittings therefor; shearing machines for metal working; oil hydraulic presses for metal working; hand-held power-driven pneumatic drills; hand-held power-driven pneumatic hammers; hand-held power-driven grinders; hand-held power-driven sanders; hand-held power-driven electric drills; hand-held power-driven electric hammers; hand-held power-driven screwdrivers; hand-held power-driven nut runners; hand-held power-driven buffers; hand-held power-driven polishers; cable cranes; winches; power jacks; Unloading hoppers, namely, mechanical discharging hoppers; Metalworking machines and machine tools for milling, honing, grinding, and cutting; metal working tools for boring, drilling, milling, and turning; Mining machines; Mining instruments, namely, drills for the mining industry and mining bits; construction machinery, namely, excavators, trash compactors, skid-steer loaders, and bulldozers; Loading and unloading machines; Loading and unloading instruments, namely, unloading cranes; Industrial fishing machines, namely, fish-netting machines; Food and beverage processing machines, Food and beverage processing instruments, namely, electric food slicers; Lumbering machines, namely, saw-tooth setting machines and power-operated saws; Lumbering instruments, namely, lumbering band saws; Woodworking machines, namely, power-operated sanders and planers; Woodworking instruments, namely, circular saws for woodworking; sewing machines; shoe making machines; leather tanning machines; tobacco processing machines; Glassware manufacturing machines; Glass-working instruments, namely, glass-working machines; Painting machines; Painting instruments, namely, industrial paint agitating machines; Packaging machines; Packaging instruments, namely, vacuum packaging machines; Wrapping machines; Wrapping instruments, namely, packaging machines, vacuum packaging machines; Power-operated potters' wheels; Plastic processing machines; Plastic processing instruments, namely, plastic jet molding machines and extrusion machines for plastic; Semiconductor manufacturing machines; Semiconductor manufacturing systems comprised of semiconductor wafer processing equipment and machines for manufacturing semiconductors; Machines and instruments for manufacturing rubber goods, namely, rubber forming machines and rubber processing machines; Stone working machines; Stone working instruments, namely, stone cutting machines; engines not for land vehicles and parts thereof; pneumatic machines, namely, jacks, hammers, drills, grease guns, and instruments; adhesive tape dispensing machines; automatic stamping machines; vending machines; fuel dispensing machines for service stations; clothes washing machines; mechanical parking systems; vehicle washing installations; food mixing machines for commercial use; food peeling machines for commercial use; food cutting, chopping and slicing machines for commercial use; dishwashers; electric wax-polishing machines; vacuum cleaners; Power-operated sprayers for disinfecting, insecticides and deodorants not for agricultural purposes; machine elements not for land vehicles, namely, shafts, axles, spindles, shaft bearings, shaft couplings, connectors, bearings, power transmissions and gearing, shock absorbers, springs, brakes, and valves; lawnmowers; curtain drawing devices, electrically operated; electric door openers; waste compacting machines and instruments; waste crushing machines; starters for motors and engines; AC motors and DC motors not including those for land vehicles and parts thereof; AC generators; DC generators; electric food blender for household purposes; dynamo brushes
The present invention addresses the problem of providing a gripping tool and a method for using a gripping tool which make it possible to switch between a locked state and unlocked state with an easy operation. The problem is solved by a gripping tool comprising: a first member that includes a first gripping part; a second member that includes a second gripping part; a third member that is capable of transmitting force to the second member such that the distance between the first gripping part and the second gripping part is decreased; a lock mechanism that switches between a locked state which prevents an increase in the distance between the first gripping part and the second gripping part and an unlocked state which allows an increase in the distance between the first gripping part and the second gripping part; a fourth member that constitutes at least part of the lock mechanism and that engages by screwing with the third member; and an operation member that engages by screwing with the fourth member.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
The object is to provide a wire gripper that can withstand a high load acting on a lever member of the wire gripper and a method of using the wire gripper. The wire gripper can achieve the object by including: a wire gripper body; a swing member connected to the wire gripper body swingably about a first axis; a lever member connected to the swing member swingably about a second axis; a first pin member inserted through the swing member and the lever member and arranged along the second axis; a reinforcement member configured to be screwed with the first pin member and reinforce the swing member; and a stopper configured to restrict a position of the reinforcement member in a direction along the second axis.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
The present invention provides a stripping tool that can handle a plurality of types of covered wire using one stripping tool. This stripping tool includes a stripping tool body 12, a blade holding body 16 that moves forward and backward toward a covered wire, a blade body 18, and a covered-wire-holding body 100. A body part 20 of the stripping tool body 12 includes a grip body 22 formed so as to secure the covered wire holding body 100. The covered wire holding body 100 is arranged in a region that can hold a covered wire W between itself and the blade body 18, which is different from the side at which the blade body 18 contacts the covered wire W. A covered wire holder 102 of the covered wire holding body 100 is formed so as to contact a surface that can hold the covered wire W between itself and the blade body 18, which is different from the side at which the blade body 18 contacts the covered wire W. The covered wire holding body 100 is detachably attached to an attachment unit so that the covered wire holder 102 faces the blade body 18.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
B26B 27/00 - Hand cutting tools not provided for in groups , e.g. finger rings for cutting string, devices for cutting by means of wires
B26D 3/00 - Cutting work characterised by the nature of the cut madeApparatus therefor
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
57.
Wire gripper and attachment structure for attaching swing member to first member of operation tool
The object is to provide an attachment structure that is for attaching a swing member to a first member of an operation tool and can withstand a high load acting on the swing member and to provide a wire gripper having the attachment structure. The attachment structure for attaching a swing member to a first member of an operation tool includes: the first member having a first through hole; the swing member having a second through hole; a first pin member having a shaft portion inserted through the first through hole and the second through hole; a reinforcement member that prevents the first member and the swing member from coming out of the first pin member and supports at least a part of a bending load or a torsional load received by the swing member; and a fixing member that fixes the reinforcement member to the first pin member. A fitting groove is provided in an outer circumference surface of the shaft portion of the first pin member. The reinforcement member includes an insertion portion inserted in the fitting groove and a retaining portion protruding out of the fitting groove. The fixing member fixes the reinforcement member to the first pin member with the reinforcement member being fit into the first pin member.
F16B 2/18 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using cams, levers, eccentrics, or toggles
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
58.
Wire operating tool and component for wire operating tool
A wire operating tool, a component for the wire operating tool, a wire cutting and dividing method, and a wire connecting method are provided. The wire operating tool includes a first wire gripping tool; a first rod member connected to the first wire gripping tool and configured to be expanded and contracted in accordance with relative movement of a moving portion with respect to a base portion; a second wire gripping tool; a second rod member connected to the second wire gripping tool; a connecting member that connects the moving portion of the first rod member and the second rod member to each other in a separable manner; and a load bearing member configured to bear a tensile load acting on the first wire gripping tool and the second wire gripping tool when the moving portion of the first rod member and the second rod are in a separate state.
H01R 43/28 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wire processing before connecting to contact members, not provided for in groups
Provided is a lifting clamp capable of automatically tightening at the same time as lifting while having a simple configuration. A lifting clamp 1, wherein a body 2 has a pair of facing pieces 2a, 2b arranged so as to face each other so as to form a gripping space S where an object to be transported can be gripped. The gripping space S side of each of the facing pieces 2a, 2b has a contact portion 4, 5 that makes contact with the object to be transported. A handle 8 is attached to the body 2 so as to be pivotable about a pivot shaft that is disposed along the gripping direction shown by the alternate long and short dash line. The present invention is equipped with a conversion portion 10 between the contact portion 4 and the facing piece 2a, the conversion portion 10 converting the rotational movement by the turning of the handle 8 into a gripping movement that pushes the contact portion 4 in the gripping direction. The contact portion 5 is attached to the pivot shaft 17 that supports the handle 8 on one side, and the size of the gripping space S can be changed by sliding the pivot shaft 17 with respect to the facing piece 2b. The slide position of the pivot shaft 17 is selectively fixed by a plunger 19.
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
08 - Hand tools and implements
09 - Scientific and electric apparatus and instruments
Goods & Services
Metal hardware, namely, shackles for pulling and rigging; metal hooks; non-electrical cables and wires of common metal; wire ropes; steel wire, non-electric; iron and steel; metal materials for building or construction, namely, drywall corner bead of metal; pulleys of metal, not machine elements; metal junctions for pipes; metal flanges; metal hardware, namely, nuts, washers, carabineer, buckles, escutcheons for decorating and protecting door handles, screws, bolts, rivets, chain links; metal stepladders and ladders; tool boxes of metal sold empty; metal chains, crampons; ring-shaped pipe fittings of metal; screw rings of metal; metal hardware, namely, stop collars of metal for fastening pipes; door stops of metal Loading and unloading machines; hoisting or winding gears for machines; hoists; winches; chain blocks being parts of electric wire pullers, electric wire stretchers for electric wires, cables and ropes, machines for lifting and rigging; cranes; cable cranes; jib cranes; power machines, namely, jack hammers; hand-held tools other than hand-operated, namely, electric drills and electric hammers; power-driven hand-held tools, namely, power jacks; power drills; power-driven wrenches; power-operated electric ratchet wrenches; electric screwdrivers; electric controlled pincers for grabbing hold of tools, hardware and materials; hand-held tools other than hand-operated, namely, electric insulated stick tools for gripping and operating electric wire and cables; electric wires strippers; electric strippers for electric wires and cables; electric wire pullers; electric wire stretchers for electric wires, cables and ropes; pneumatic drills; pneumatic hammers; electric hand-held grinders for sharpening tools; power driven, hand-operated nut runners, namely, nut-tapping machines; air-operated power tools, namely, impact wrenches, ratchet wrenches, drills, grinders and orbital sanders; machines and machine tools for the cutting of materials; transmissions for machines; gears, other than for land vehicles; torque converters other than for land vehicles; pulleys being parts of machines; toothed wheels and speed change and transmission gears being parts of machines, not for land vehicles; machine parts, namely, bearings; couplings for machines; transmission shafts, axles and spindles as parts of machines, not for land vehicles; shaft couplings for machines; shaft bearings being parts of machines Hand tools, namely, wire pullers, wire peelers, wire pullers for electric wires and ropes and fittings in the nature of handles therefore, wire stretchers, wire stretchers for electric wires and ropes, wire grips, wire grips for electric wires and ropes, pincers, wrenches, metal pliers for electric wires and ropes, fittings in the nature of handles for wire peelers, wire stretchers, pliers and wire grips for electric wires and ropes, wire strippers, ratchet spanners and bolt sockets for spanners; manually operated winches; tool belts for wire pullers, wire stretchers and pliers; tool pouches for pliers, wire pullers, and wire stretchers for attachment to tool belts; tool holders of leather for spanners; bladed or pointed hand tools, namely, utility and working knives; hand tools, namely, knife sharpeners; hand tools, namely, slings specially adapted for holding wire pullers, wire peelers, wire stretchers, and wire grips; hand tools, namely, chains specially adapted for holding wire pullers, wire stretchers, and wire grips; hand tools, namely, torque wrenches; adjustable spanners; screwdrivers, non-electric; hand tools, namely, insulated pincers and insulated pincers and insulated stick tools for gripping and handling electric wires and cables; hand tools, namely, wire cutters and cutters for electric wire, cables, and ropes Analogue tension testers; analogue tension testers for electric wires and ropes and electric connection fittings for analogue tension meters for electric wires and ropes; digital tension testers; digital tension testers for electric wires and ropes and electric connection fittings for digital tension meters for electric wires and ropes; cases specially adapted for tension testers; electronic data recorders for tension testers; photographic instruments and apparatus, namely, cameras; tension measuring and testing machines and instruments for electric wires and ropes; electrical power distribution units and control machines and apparatus for controlling electric current, namely, controllers for magnetic bearing control and phase modifiers; rotary electric converters; electric and magnetic tension testers for electric wires and ropes; electrical wires and cables; magnetic cores; resistance wires; fuel cell electrodes; weight belts for scuba diving
61.
Coating stripping device and coating stripping method using the same
A coating stripping device includes a rotation driving tool and a coating stripping tool. A rotating disk of the rotation driving tool includes a first rotating disk having a projection, and a second retaining member of the coating stripping tool has a feather-shaped part. The coating stripping tool in the released state is attached to the second rotating disk and the first rotating disk rotates in a predetermined direction to bring the feather-shaped part into contact with the projection, thereby switching the coating stripping tool into the retained state, and when the coating stripping tool is in the retained state, the first rotating disk rotates in a direction opposite to the predetermined direction to bring the feather-shaped part into contact with the projection, thereby switching the coating stripping tool into the released state.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
B26D 3/11 - Making cuts of other than simple rectilinear form to obtain pieces of spiral or helical form
06 - Common metals and ores; objects made of metal
08 - Hand tools and implements
09 - Scientific and electric apparatus and instruments
Goods & Services
Metal hardware, namely, shackles and hooks; wire of common metal; wire ropes; iron and steel; metal materials for building or construction, namely, soffits, fascia and wall framing; pulleys of metal, not machine elements; metal junctions for pipes; metal flanges; metal stepladders and ladders; tool boxes of metal sold empty; cramps of metal wires in the nature of crampons; steel wire; metal hardware, namely, buckles of common metal; metal pipe collars; door, gate, and cabinet stops of metal Hand tools, namely, wire pullers, wire peelers, wire pullers for electric wires and ropes and fittings therefor, wire stretchers, wire stretchers for electric wires and ropes, wire grips, wire grips for electric wires and ropes, pincers, wrenches, metal pliers for electric wires and ropes, wire stretchers, pliers and wire grips for electric wires and ropes, wire strippers, ratchet spanners and, manually operated winches; tool belts for wire pullers, wire stretchers and pliers; tool pouches for pliers, wire pullers, and wire stretchers for attachment to tool belts; tool holders of leather for spanners; bladed or pointed hand tools, namely, utility and working knives; hand tools, namely, knife sharpeners; hand tool parts, namely, slings for wire pullers, wire peelers, wire stretchers, and wire grips; hand tool parts, namely, chains for wire pullers, wire stretchers, and wire grips; hand tools, namely, torque wrenches; adjustable spanners; screwdrivers; hand tools, namely, insulated pincers and insulated pincers and insulated stick tools in the nature of hand-operated pole which is used for gripping and operating electric wires and cables; hand tools, namely, wire cutters and cutters for electric wire, cables, and ropes Analogue tension testers; analogue tension testers for electric wires and ropes; analogue tension meters for electric wires and ropes and fittings therefor; digital tension testers; digital tension testers for electric wires and ropes; digital tension meters for electric wires and ropes and fittings therefor; cases specially adapted for tension meters; electronic data recorders for tension meters; photographic instruments and apparatus, namely, cameras; tension measuring and testing machines and instruments for electric wires and ropes, namely, tension testers; electrical power distribution units and control machines and apparatus for controlling electric current, namely, controllers for magnetic bearing control and phase modifiers in the nature of voltage regulators, voltage stabilizers; rotary electric converters; electric and magnetic tension testers for electric wires and ropes; electrical wires and cables; magnetic cores; resistance wires
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
08 - Hand tools and implements
09 - Scientific and electric apparatus and instruments
Goods & Services
Metal hardware, namely, shackles and hooks for lifting and rigging; wire ropes; steel wire; pulleys of metal, not machine elements; metal junctions for pipes; cramps of metal for wires, namely, crampons; all the foregoing excluding machine parts and all the foregoing for use in field of electrical power lines and the power utility industry Hand-held tools other than hand-operated, namely, power tools in the nature of electric pincers; Power tools, namely, electric wires strippers; Power tools, namely, electric strippers for electric wires and cables; Power tools, namely, electric wire pullers; Power tools, namely, electric wire stretchers for electric wires, cables and ropes; all the foregoing excluding machine parts and all the foregoing for use in field of electrical power lines and the power utility industry; Tool handles of metal, namely, replacement handles for hand-held power tools in the nature of cable pullers Hand powered tools used in connection with electric wires, cables and ropes, namely, wire grips, pullers, stretchers, tool belts, slings, chains, spinners, pliers, wrenches, torque wrenches, cutting pliers, adjustable spanners, pincers, screwdrivers, insulating pincers, insulated stick tools for gripping and operating electric wires and cables, wire cutters, nippers and strippers, and fittings for the aforementioned; all the foregoing excluding machine parts and all the foregoing for use in the field of electrical power lines and the power utility industry; Tool handles of metal, namely, replacement handles for hand-powered tools, namely, cable pullers Analogue tension meters; analogue tension meters for electric wires, cables and ropes; fittings for analogue tension meters for electric wires, cables and ropes; digital tension meters; digital tension meters for electric wires, cables and ropes; fittings for digital tension meters for electric wires, cables and ropes; cases for tension meters; power distribution apparatus, namely, distribution boxes for electrical power; electric meters, magnetic vibration meters and tension testers; electric wires and cables; all the foregoing excluding machine parts and all the foregoing for use in field of electrical power lines and the power utility industry
06 - Common metals and ores; objects made of metal
08 - Hand tools and implements
09 - Scientific and electric apparatus and instruments
Goods & Services
Metal hardware, namely, shackles and hooks; wire of common metal; wire ropes; iron and steel; metal materials for building or construction, namely, soffits, fascia and wall framing; pulleys of metal, not machine elements; metal junctions for pipes; metal flanges; metal stepladders and ladders; tool boxes of metal sold empty; cramps of metal wires in the nature of crampons; steel wire; metal hardware, namely, buckles of common metal; metal pipe collars; door, gate, and cabinet stops of metal Hand tools, namely, wire pullers, wire peelers, wire pullers for electric wires and ropes and fittings therefor, wire stretchers, wire stretchers for electric wires and ropes, wire grips, wire grips for electric wires and ropes, pincers, wrenches, metal pliers for electric wires and ropes, fittings for wire peelers, wire stretchers, pliers and wire grips for electric wires and ropes, wire strippers, ratchet spanners and bolt sockets for spanners, manually operated winches, tool belts for wire pullers, wire stretchers and pliers; tool pouches for pliers, wire pullers, and wire stretchers for attachment to tool belts; tool holders of leather for spanners; bladed or pointed hand tools, namely, utility and working knives; hand tools, namely, knife sharpeners; hand tools, namely, slings for wire pullers, wire peelers, wire stretchers, and wire grips; hand tools, namely, chains for wire pullers, wire stretchers, and wire grips; hand tools, namely, torque wrenches; adjustable spanners; screwdrivers; hand tools, namely, insulated pincers and insulated pincers and insulated stick tools for gripping and operating electric wires and cables; hand tools, namely, wire cutters and cutters for electric wire, cables, and ropes Analogue tension testers; analogue tension testers for electric wires and ropes and fittings for analogue tension meters for electric wires and ropes; digital tension testers; digital tension testers for electric wires and ropes and fittings for digital tension meters for electric wires and ropes; cases for tension testers; electronic data recorders for tension testers; photographic instruments and apparatus, namely, cameras; tension measuring and testing machines and instruments for electric wires and ropes; electrical power distribution units and control machines and apparatus for controlling electric current, namely, controllers for magnetic bearing control and phase modifiers; rotary electric converters; electric or magnetic tension testers for electric wires and ropes; electrical wires and cables; magnetic cores; resistance wires; fuel cell electrodes
In order to provide a belt-like material winding tool that can easily and temporarily hold a belt-like material and does not become an obstacle when being housed, the belt-like material winding tool 10 according to the present invention is provided with a winding portion for winding a belt-like body 6 around a linear body 1 and an operation portion 14 for causing the winding portion to become movable and move. The winding portion is provided with a rotating body 20, an insertion/removal-opening closing body 60, a belt-like body loading portion 80, and a belt-like body holding portion 90. The insertion/removal-opening closing body 60 is attached to the rotating body 20, the belt-like body loading portion 80 is attached so that the rotational center thereof faces in a direction intersecting with or orthogonal to the rotational direction of the rotating body 20, and the belt-like body holding portion 90 temporarily fixes an end of the belt-like body 6. The insertion/removal-opening closing body 60 is formed so as to be rotatable together with the rotating body 20 in a state in which the insertion/removal-opening portion of the rotating body 20 is closed, and the operation portion 14 is disposed so as to support the winding portion while facing orthogonal to or in a direction orthogonal to the longitudinal direction of the linear body 1 that is inserted into a linear body insertion space.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
A line gripper (1) that retains a linear body (3) comprises a second link arm (7B), a connection member (27), a fixed-side line gripping section (9), and a movable-side line gripping section (11). The second link arm (7B) is rotatably supported by a body section (5). The connection member (27) is connected to the second link arm (7B). The fixed-side line gripping section (9) is provided to the body section (5). The movable-side line gripping section (11) is connected to the second link arm (7B) so as to face the fixed-side line gripping section (9), and can move in a direction toward or away from the fixed-side line gripping section (9) in conjunction with the movement of the connection member (27). The line gripper (1) comprises a ratchet mechanism (47) that prevents the rotation of an operation lever (41) in one direction and allows said rotation in the opposite direction, said rotation occurring in conjunction with the rotation of the second link arm (7B). The movement of the movable-side line gripping section (11) in the direction away from the fixed-side line gripping section (9) is restricted due to the ratchet mechanism (47) preventing this rotation.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided are a wire gripper that facilitates attachment of the wire gripper to a wire and a wire cutting tool. The wire gripper is provided with: a first member having a first contact surface contacting with a wire; a second member having a second contact surface contacting with the wire; a swinging member connected to the first member so as to be rotatable around a first axis and connected to the second member so as to be rotatable around a second axis; a biasing member for directly or indirectly biasing the first member or the second member so that the distance between the first contact surface and the second contact surface becomes larger; and an operation member for reducing the distance between the first contact surface and the second contact surface against the biasing force by the biasing member.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
The present invention addresses the problem of providing a stripper and a base end structure of a stripper which are capable of preventing unintended movement of a stopper that positions the end of a core wire of a stripping target. A stripper and a base end structure of a stripper according to the present invention are each provided with: a stopper which positions the end of a core wire of a stripping target; a stopper guide which guides the stopper; a first operation part which is disposed more toward the base end than is the stopper guide, and which applies a rotational force to a stripper blade part; and a one-way clutch mechanism. The problem is solved by the one-way clutch mechanism preventing the first operation part from rotating relatively to the stripper blade part in a first rotational direction but allowing the first operation part to rotate relatively to the stripper blade part in a second rotational direction that is opposite to the first rotational direction.
B26B 27/00 - Hand cutting tools not provided for in groups , e.g. finger rings for cutting string, devices for cutting by means of wires
B26D 3/00 - Cutting work characterised by the nature of the cut madeApparatus therefor
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
The present invention addresses the problem of providing a gripping tool capable of switching between a locked state and an unlocked state by a simple operation, and a method for using the gripping tool. This gripping tool is provided with: a first member that includes a first gripping part; a second member that includes a second gripping part; an operation member that can move the second gripping part relative to the first gripping part in a direction parallel to a first direction; a third member that is screwed with the operation member and with the second member; and a locking mechanism. The locking mechanism switches the state between a locked state where movement of the second gripping part relative to the first gripping part in a second direction is prevented and an unlocked state where the movement of the second gripping part relative to the first gripping part in the second direction is permitted. The locking mechanism includes an engaging part provided to the third member.
B25B 5/10 - Arrangements for positively actuating jaws using screws
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
H02G 7/00 - Overhead installations of electric lines or cables
In a wire gripper (1), a link plate (7) is supported rotatably. A movable-side wire gripping portion (11) is provided on the link plate (7) to face a fixed-side wire gripping portion (9), and is capable of being moved in a direction approaching or moving away from the fixed-side wire gripping portion (9) by means of the rotation of the link plate (7). The wire gripper (1) is provided with a cam plate (43) and an eccentric shaft (53). By being operated in such a way as to rotate, the cam plate (43) is capable of directly or indirectly pressing the link plate (7) in such a way as to restrict the rotation of the link plate (7) in the direction that causes the movable-side wire gripping portion (11) to move away from the fixed-side wire gripping portion (9). In a state in which a pressing member is directly or indirectly pressing the link plate (7), the eccentric shaft (53) is capable of being operated in such a way as to additionally press the link plate (7) directly or indirectly. The stroke through which a stopper member (73) which directly contacts and pushes the link plate (7) is additionally advanced by the operation of the eccentric shaft (53) is less than the stroke through which the stopper member (73) is advanced by means of the rotation of the cam plate (43).
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided is a sub-boom that can be installed parallel to one side of a bucket and for which the influence of bending or the like can be easily corrected. A sub-boom 1 is formed in an L shape by a base-side boom member 2 and a tool mounting boom member 4 being connected by means of a movable connection portion 6. The sub-boom 1 is attached at one end of the base-side boom member 2 to a base 52 that supports the bucket 51 of an aerial work vehicle. The tool mounting boom member 4 is extended to the side of the bucket 51 where the base 52 is not disposed and can support tools. If the tip is inclined due to deflection caused by the weight of the supported tools, the angle is adjusted to be horizontal by the movable connection portion 6.
B66F 9/06 - Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
B66F 11/04 - Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
The present invention addresses the problem of providing a tool having a ratchet mechanism with excellent rust prevention properties. This tool having a ratchet mechanism with excellent rust prevention properties is characterized by being provided with a head part having the ratchet mechanism, and a handle part provided separately from the head part, wherein an engagement hole is formed in the head part and an end section of the handle part engages with the engagement hole, the portion of the handle part engaged with the head part is affixed by brazing, and a brazing material for the brazing fills substantially the entirety of the engagement hole.
The wire grip includes an upper grasping part provided at a base for grasping an electric wire from above; a lower grasping part arranged to face the upper grasping part with the electric wire interposed therebetween and provided to be movable in a vertical direction with respect to the base; an arrow part provided at a bottom part of the lower grasping part integrally with the lower grasping part or as a separate body; a supporting body arranged on a side opposite to the lower grasping part with the arrow part interposed therebetween, wherein the supporting body pushes the arrow part by a screw to be screwed with a lower supporting part provided at a bottom part of the base and extending in a longitudinal direction of the base; and a holding part for holding the lower grasping part to prevent it from being spaced from the base.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
H02G 1/00 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines
Provided are a connecting tool and a connecting method with which a reaction force received by a rotation tool from a tool operation rod can be borne by the connecting tool. The connecting tool connects a rotation tool and a tool operation rod having an output shaft connecting part that is connected to an output shaft of the rotation tool. The connecting tool is equipped with: a first section that can sandwich and hold a handle part of the rotation tool, and that can be separated from the handle part; and a second section that can sandwich and hold a base-end part of the tool operation rod and that can be separated from the base-end part.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
A grabber that allows easy attachment of the grabber to a wire, and a wire cutting tool are provided. This grabber is provided with a first member which has a first contact surface for contacting a wire, a second member which has a second contact surface for contacting a wire, a swing member which is connected to the first member rotatably about a first axis and which is connected to the second member rotatably about a second axis, and a guide member which guides a wire into a wire receiving space between the first contact surface and the second contact surface. The guide member and comprises a closing part which closes at least part of the side of the wire receiving space, and a guide part which guides the wire towards the wire receiving space.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided are a wire gripper and a wire cutting tool, wherein the wire gripper is easily attached to a wire. This wire gripper comprises: a first member that has a first contact surface contacting a wire; a second member that has a second contact surface contacting the wire; an oscillating member that is linked to the first member in a manner allowing rotation around a first axis, and is linked to the second member in a manner allowing rotation around a second axis; and a first engaging part that can engage with a gripper raising tool. The first engaging part is positioned below the first contact surface and the second contact surface.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
The present invention addresses the problem of providing a tool making it possible to stably transmit force to an action part (for example, a cutting part or a gripping part) of the tool. This tool is equipped with: a first member capable of turning about a first axis; a second member capable of turning about a second axis; and a state-change mechanism which changes the states of the first and second members from open states to closed states by turning the first member about the first axis and the second member about the second axis. The state-change mechanism comprises a threaded rod, a movable block that is screwedly engaged with the threaded rod; a first link member that couples the movable block and the first member; and a second link member that couples the movable block and the second member. The states of the first and second members are changed from open states to closed states as the movable block moves along a longitudinal axis of the threaded rod.
B25B 7/12 - PliersOther hand-held gripping tools with jaws on pivoted limbsDetails applicable generally to pivoted-limb hand tools involving special transmission means between the handles and the jaws, e.g. toggle levers, gears
B23D 17/00 - Shearing machines or shearing devices cutting by blades pivoted on a single axis
B23D 29/00 - Hand-held metal-shearing or metal-cutting devices
The present invention addresses the problem of providing a wire manipulation tool, a component for a wire manipulation tool, a wire cutting method, and a wire connection method that reduce the burden on a worker and allow wire cutting work and wire connection work to be performed safely and efficiently. This wire manipulation tool comprises: a first wire gripping tool; a first rod member that is linked to the first wire gripping tool and can extend and contract due to a moving section moving relative to a base section; a second wire gripping tool; a second rod member that is linked to the second wire gripping tool; a linking member that separably links the moving section of the first rod member and the second rod member; and a load support member that, when the moving section of the first rod member and the second rod member are in a separated condition, can support a tensile load acting on the first wire gripping tool and the second wire gripping tool.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
H02G 1/00 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
The present invention addresses the problem of providing: a wire gripper capable of enduring a high load acting on a lever member of the wire gripper; and a method for using the wire gripper. Said problem can be solved by a wire gripper provided with: a wire gripper body; a rocking member rockably connected around a first shaft to the wire gripper body; a lever member rockably connected around a second shaft to the rocking member; a first pin member inserted into the rocking member and the lever member and arranged along the second shaft; a reinforcing member that is screwed to the first pin member and reinforces the rocking member; and a stopper that restricts the position of the reinforcing member in the direction along the second shaft.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
The problem of the present invention is to provide a mounting structure for mounting a rocking member on a first member of a work tool, the mounting structure being able to withstand a high load acting on the rocking member, and a wire gripper comprising that mounting structure. The mounting structure for mounting a rocking member to a first member of a work tool comprises: a first member that has a first through hole; a rocking member that has a second through hole; a first pin member that has a shaft part inserted through the first through hole and the second through hole; a reinforcement member that prevents the first member and the rocking member from falling from the first pin member, and that supports at least a portion of the bending load or the twisting load received by the rocking member; and a fixing member that fixes the reinforcement member to the first pin member. A fitting groove is provided on the outer peripheral surface of the shaft part of the first pin member. The reinforcement member comprises an insertion part inserted in the fitting groove, and a retention part that protrudes outside the fitting groove. The fixing member fixes the reinforcement member to the first pin member in a state with the reinforcement member fitted on the first pin member.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
F16B 21/00 - Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding itStud-and-socket releasable fastenings without screw-thread
Provided is a protective tube insertion tool with which slips due to raindrops, etc. do not easily occur even if a simple configuration is used. A protective tube insertion tool 1 is fixed to an overhead electric wire 100 by an electric wire gripping part 2 that grips from two directions. A substantially triangular interrupt plate 4 is formed integrally on one gripping piece 2b of a pair of gripping pieces 2a, 2b that constitute the electric wire gripping part 2. A guide rail 6 that guides a protective tube 101 is disposed along a lower edge 4a of the interrupt plate 4. A rubber roller 8, which conveys the protective tube 101 by a rotational force input from the outside via a connection part 12, has a hollow structure, and is in a largely deformed state due to being constantly pressed by the guide rail 6.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
H02G 7/00 - Overhead installations of electric lines or cables
Provided is a connection structure of an operation rod in which a connection object such as a tip tool can be easily attached to and detached from the operation rod in a relatively short time without causing a fixed state. The main body is inserted into the cylindrical operation rod on the tip side. An engagement pair is formed of an engagement part with a notch provided to the main body on a tip side and an engagement part with an engagement pin provided to a tip tool. An inner slider on which a recessed groove is formed in a circumferential direction is relatively slidably disposed to the main body on an inner diameter side. An outer slider is relatively slidably disposed to the main body on an outer diameter side, wherein an opposing recess which can oppose to the recessed grove is formed on the outer slider.
gripping portion 12 has a movable gripping portion 20 and a stationary gripping portion 22. The stationary gripping portion 22 and the movable gripping portion 20 are respectively provided with base end portions 22a, 20a, central portions 22b, 20b, and end portions 22c, 20c. The central portions 22b, 20b respectively are portions touching an object 84 to be gripped on the inside in a surface V direction including the axis line direction A of the insulating manipulation rod 14 and have first recess portions 22b1s, 20b1s recessed outward and first protrusion portions 22b1t, 20b1t protruding inward so as to form a wave bending or curving in the surface V direction continuously from the base end portion side toward the end portion side.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
B25B 7/12 - PliersOther hand-held gripping tools with jaws on pivoted limbsDetails applicable generally to pivoted-limb hand tools involving special transmission means between the handles and the jaws, e.g. toggle levers, gears
87.
WIRE GRIPPER AND LIVE LINE SORTING TOOL USING SAID WIRE GRIPPER
Provided is a wire gripper (2) that can prevent damage to a covering member of an aluminum electric wire when an aluminum electric wire (W) is gripped and pulled to a cutting location (CT), and a live line sorting tool (1) that uses said wire gripper. The wire gripper comprises: a receiver (4) that has a fitting groove (4a) formed on the bottom surface; a cam member (5); a spacing adjustment unit (6) that adjusts the spacing between the cam member and the receiver; and a linking part (7) that can link the wire gripper to a pulling tool (3) so as to allow swinging in the vertical direction, the pulling tool (3) pulling in the direction of approaching the location where the aluminum electric wire is to be cut. The fitting groove (4a) of the receiver has a V-shaped cross section in a first end part (4a1) at the side near the cutting location, and has a semi-circular cross section in a second end part (4a2) at the side far from the cutting location. Furthermore, at least one part of the fitting groove that includes the second end part on the side far from the cutting location is provided with a cross section change part (4c) that gradually changes from the V-shaped cross section to the semi-circular cross section correspondingly with an increase in proximity to the second end part on the far side along the fitting groove.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
06 - Common metals and ores; objects made of metal
08 - Hand tools and implements
09 - Scientific and electric apparatus and instruments
Goods & Services
Metal hardware, namely, shackles for pulling and rigging; metal hooks; non-electrical cables and wires of common metal; wire ropes; iron and steel; metal materials for building or construction, namely, drywall corner bead of metal; loading and unloading pallets of metal; turn-tables for load handling, namely, metal turn-tables for load handling, not being parts of machines; traversers for load handling, namely, metal traversers for load handling, not being parts of machines; pulleys of metal, not machine elements; springs of metal, not machine elements; valves of metal, not machine elements; metal junctions for pipes; metal flanges; metal hardware, namely, nuts; metal hardware, namely, washers; metal hardware, namely, carabiners of metal; metal hardware, namely, karabiners of metal; metal stepladders and ladders; tool boxes of metal sold empty; cramps of metal wires, namely, crampons; steel wire; ring-shaped pipe fittings of metal; screw rings of metal; metal hardware, namely, buckles of common metal; stop collars of metal; door stops of metal Hand powered tools, namely, wire pullers, wire pullers for electric wires and ropes, wire stretchers, wire stretchers for electric wires and ropes, and component fittings for hand powered wire pullers for electric wires and ropes; hand tools, namely, wire grips for electric wires and ropes, clamps, fittings for wire grips for electric wires and ropes; manually-operated winches; component fittings for hand powered tools, namely, belts for wire pullers, belts for wire stretchers, slings for wire pullers, slings for wire stretchers, chains for wire pullers and chains for wire stretchers; hand powered tools, namely, ratchet spanners; holders of leather for spanners; bolt sockets for ratchet spanners; hand powered tools, namely, peelers for electric wires, wire strippers, pliers, wrenches, insulated conductor bars and insulating pincers; bladed or pointed hand tools, namely, saws, fixed blade knives and augers; hand tools, namely, nippers, lineman's pliers, adjustable wrenches, hammers, screwdrivers; hand tools, namely, spanners Analogue tension meters; analogue tension meters for electric wires and ropes; component fittings for analogue tension meters for electric wires and ropes; digital tension meters; digital tension meters for electric wires and ropes; component fittings for digital tension meters for electric wires and ropes; cases for tension meters; electronic recorders for tension meters; photographic instruments and apparatus, namely, cameras for checking the condition of electric wires; photographic instruments and apparatus, namely, cameras mounted on poles, rods, or mechanical arms for the purpose of checking the condition of elevated electric wires from the ground; measuring or testing machines and instruments, namely, electronic apparatus for measuring and testing the strength and tensile characteristics of industrial materials; power distribution or control machines and apparatus, namely, electrical power distribution units; rotary converters; phase modifiers, namely, phase current modifiers; electric meters; magnetic meters; voltage testers, amperage testers, telephone line testers, and continuity testers; electric wires and cables; magnetic cores; resistance wires; electrodes; weight belts for scuba diving
An elongated tool support device, which is used to support an elongated tool, includes a securing tool, a first shaft support, a brace member, and a second shaft support. The first shaft support is configured to support a shaft portion of the elongated tool from below. The brace member is disposed between the securing tool and the first shaft support. The second shaft support is attached to the brace member and configured to support the shaft portion of the elongated tool from above.
B25H 1/10 - Work benchesPortable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
B25H 1/00 - Work benchesPortable stands or supports for positioning portable tools or work to be operated on thereby
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
Provided is a protective tube inserter not only having a light and compact configuration but also capable of preventing a protective tube from dropping out during insertion. The protective tube inserter 1 is fixed to an overhead power line 100 by a power line holding portion 10 for holding from two directions. An insertion plate 4 which is inserted into the slit of the protective tube is installed in a standing manner on the fixed holding piece side of the power line holding portion 10. A power line receiving portion 2 which is fitted to the overhead power line 100 is provided on the fixed holding piece side. A guide rail 6 is disposed at an edge 4b of the insertion plate 4 so as to tilt with respect to the overhead power line 100 by making one end thereof on the insertion side approach the power line receiving portion 2. A width increasing tool 8 for widening the slit of the protective tube is provided at a corner portion 4a formed between one end of the guide rail 6 and the power line receiving portion 2 at an acute angle. On the movable holding piece 14 side of the power line holding portion 10, a support handle 16 is projected toward one end side of the guide rail 6 substantially in parallel with the power line receiving portion 2.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
The purpose of the present invention is to safely and effectively perform a work for cutting electric cables by saving a load of a worker, and the present invention addresses the problem of providing an electric cable cutting tool which can appropriately select and perform either an insulated stick method (first working method) or a collective method (second working method) according to the surrounding situation of the electric cable to be cut. The electric cable cutting tool comprises a first electric cable clamp, a second electric cable clamp, an extensible stick member, and a lock member. The first electric cable clamp is oscillatable relative to the stick member. The lock member prevents the first electric cable clamp from oscillation relative to the stick member in a locked state and allows the first electric cable clamp to oscillate relative to the stick member in an unlocked state.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Provided is a gripping tool for indirect live-line working, said gripping tool being capable of gripping various objects to be gripped by means of inner sides near the center and distal ends of a grip section. A gripping tool 10 for indirect live-line working is provided with: a grip section 12 having a movable grip section 20 and a stationary grip section 22; an insulated operating rod 14; an auxiliary insulated operating rod 24; and a grip-operating section 26. The movable grip section and the stationary grip section are provided with: basal end sections 20a, 22a; center sections 20b, 22b; and distal end sections 20c, 22c and have a movable-side claw section 20t or stationary-side claw sections 22t from an intermediate point of the center section to the distal end section. A stationary-side crotch section 22m is formed between the stationary-side claw sections. An abutting surface 200c on the distal end section of the movable grip section is formed so as to enter the stationary-side crotch section when the abutting surface 200c revolves beyond a plane of intersection, C, that is formed at the moment when the abutting surface 200c intersects an abutting surface 220c on the distal end section of the stationary grip section. Also, the abutting surface on the distal end section of the movable grip section and the abutting surface on the distal end section of the stationary grip section are formed so as to be substantially parallel to each other when located on the plane of intersection, C.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
B25J 1/00 - Manipulators positioned in space by hand
INSULATOR SEPARATION METHOD, UTILITY POLE SUSPENSION DEVICE USED IN SAID METHOD, INSULATOR SUPPORT TOOL, TOOL FOR FIXING TO UTILITY POLE, AND HANGING/SUSPENSION TOOL
Provided are: an insulator separation method with which it is possible to safely separate a plurality of strain insulators arranged at different heights without changing the position of a device used in the operation; a utility pole suspension device used in the method; an insulator support tool; a tool for securing the insulator to a utility pole; and a hanging/suspension tool. In this insulator separation method for removing an unnecessary strain insulator from overhead cables when three three-phase AC power lines are disposed at different heights, first a branch path that includes a wire-tensioning device is formed in parallel with the insulator, and insulator-side tension is alleviated. After the tension applied to the insulator has been alleviated, a connection portion of the insulator is supported by an insulator support tool 150 having an insulator engagement part 154 at the distal end thereof. The connection portion of the insulator is detached in a state in which the insulator is supported by the insulator support tool 150, and a belt 4 for suspending a utility pole suspension device 1 is connected to a central position on a support rod of the insulator support tool 150. The insulator is raised up by the utility pole suspension device 1 at a position higher than that of the utility pole suspension device 1 and detached while supported in an ancillary manner by the insulator support tool 150.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
97.
COATING STRIPPING DEVICE AND COATING STRIPPING METHOD USING SAME
Provided is a coating stripping device with which an insulating coating on an electrical wire or the like suspended in the air can be stripped off safety and with good operating efficiency by means of a remote operation from the ground or a work vehicle. The coating stripping device is characterized in that a rotary disc of a rotary driving tool comprises a first rotary disc having a protruding part, a second holding member of a coating stripper has a blade, when the coating stripper in the released state is attached to a second rotary disc and the first rotary disc is rotated in a prescribed direction the blade contacts the protruding part, thereby achieving a holding state, and when the coating stripper is in the holding state and the first rotary disc is rotated in the opposite direction from the prescribed direction the blade contacts the protruding part, thereby achieving the released state.
H02G 1/12 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
B26B 27/00 - Hand cutting tools not provided for in groups , e.g. finger rings for cutting string, devices for cutting by means of wires
B26D 3/00 - Cutting work characterised by the nature of the cut madeApparatus therefor
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
Provided are a sleeve mounting tool and a sleeve mounting method capable of preventing a first electric wire and a second electric wire from loosening when connecting the first electric wire and the second electric wire through a sleeve. The sleeve mounting tool is provided with: a base equipped with a sleeve support; a first slide bar disposed on one side of the base and movable with respect to the base in a sliding manner; a second slide bar disposed on the other side of the base and movable with respect to the base in a sliding manner; and a slide bar operating portion. The slide bar operating portion can operate the slide movement of the first slide bar and the slide movement of the second slide bar independently.
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
