A captive shear bolt assembly includes a bolt and a shear coupling. The bolt may have a head, an extension, and a shank. The shear coupling may be configured to be received by the extension. The shear coupling may be configured to receive the extension via an orifice in the shear coupling. The shear coupling may be configured to shear when an upper head of the shear coupling is driven at a threshold torque. When the shear coupling has sheared, the extension may be configured to captively secure the upper head to the bolt. The captive shear bolt assembly may be used in a tap connector for electrically connecting a main conductor to a tap conductor.
An electrical connector is disclosed which is particularly adapted to electrically and mechanically connect a main conductor to a bail or tap conductor. The connector includes a C-shaped frame having a curved top wall adapted to fit over a main conductor and a curved bottom wall adapted to receive a bail or tap conductor. A fastener-operated wedge assembly is carried within the frame between a conductor receiving position and a conductor clamping position. The wedge assembly has a wedge body with a primary contact surface adapted to contact the main conductor and a secondary contact surface adapted to contact the bail or tap conductor when the wedge body is moved from the conductor receiving position to the conductor clamping position. The fastener positively moves the wedge body between the positions so that the clamping action of the connector can be tightened or loosened as desired. A head portion of the fastener may include a breakaway feature to help prevent over tightening of the fastener.
A locking member particularly adapted to lock a cover onto an electrical connector which connects an electrical transmission conductor to a distribution conductor is provided. The locking member includes a tip portion, a gripping portion, a holding portion, and a head portion, where the tip portion has a smaller cross-sectional area than the gripping portion and where the head portion is a widest portion of the locking member. The present disclosure is also directed insulating cover assemblies that include an insulating cover and a locking member contemplated by the present disclosure.
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies.
A wedge assembly may include a recess, a first tab, a second tab, and/or a retainer. The recess may be configured to receive a main conductor or a tap conductor when the wedge assembly is installed in an electrical connector. The first tab may be configured to be received by a cavity defined in a bottom portion of a body member of the electrical connector. The first tab and the second tab may define respective apertures therethrough that are configured to receive a bolt of the electrical connector. The bolt may be configured to drive the wedge assembly into the electrical connector such that the main conductor and the tap conductor are electrically connected. The retainer may be configured to releasably secure the bolt within the wedge assembly. The retainer may be configured to be removed to enable removal of the bolt from the wedge assembly.
A captive shear bolt assembly includes a bolt and a shear coupling. The bolt may have a head, an extension, and a shank. The shear coupling may be configured to be received by the extension. The shear coupling may be configured to receive the extension via an orifice in the shear coupling. The shear coupling may be configured to shear when an upper head of the shear coupling is driven at a threshold torque. When the shear coupling has sheared, the extension may be configured to captively secure the upper head to the bolt. The captive shear bolt assembly may be used in a tap connector for electrically connecting a main conductor to a tap conductor.
A locking member particularly adapted to lock a cover onto an electrical connector which connects an electrical transmission conductor to a distribution conductor is provided. The locking member includes a tip portion, a gripping portion, a holding portion, and a head portion, where the tip portion has a smaller cross-sectional area than the gripping portion and where the head portion is a widest portion of the locking member. The present disclosure is also directed insulating cover assemblies that include an insulating cover and a locking member contemplated by the present disclosure.
An interface for use with a wedge type cable connector, the interface includes a body having first and second longitudinal side walls and upper and lower concave longitudinal contact surfaces, wherein the lower concave longitudinal contact surface includes a convex longitudinal bump.
An electrical connector adapted to electrically and mechanically connect a main conductor to a bail or tap conductor includes a C-shaped frame having a curved top wall adapted to fit over a main conductor and a curved bottom wall adapted to receive a bail or tap conductor. A fastener-operated wedge assembly is carried within the frame between a conductor receiving position and a conductor clamping position. The wedge assembly has a wedge body with a primary contact surface adapted to contact the main conductor and a secondary contact surface adapted to contact the bail or tap conductor when the wedge body is moved from the conductor receiving position to the conductor clamping position. The fastener positively moves the wedge body between the positions so that the clamping action of the connector can be tightened or loosened as desired.
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies. The interface includes a tap contact surface configured to push a tap conductor positioned between the tap contact surface and the wedge in a direction so that a larger surface area of the tap conductor contacts the tap contact surface.
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies. The interface includes a tap contact surface configured to push a tap conductor positioned between the tap contact surface and the wedge in a direction so that a larger surface area of the tap conductor contacts the tap contact surface.
H01R 4/50 - Clamped connectionsSpring connections using a cam, wedge, cone or ball
H01R 4/58 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies.
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies. The interface includes a tap contact surface configured to push a tap conductor positioned between the tap contact surface and the wedge in a direction so that a larger surface area of the tap conductor contacts the tap contact surface.
A locking member particularly adapted to lock a cover onto an electrical connector which connects an electrical transmission conductor to a distribution conductor is provided. The locking member includes a tip portion, a gripping portion, a holding portion, and a head portion, where the tip portion has a smaller cross-sectional area than the gripping portion and where the head portion is a widest portion of the locking member. The present disclosure is also directed insulating cover assemblies that include an insulating cover and a locking member contemplated by the present disclosure.
A wedge assembly may include a recess, a first tab, a second tab, and/or a retainer. The recess may be configured to receive a main conductor or a tap conductor when the wedge assembly is installed in an electrical connector. The first tab may be configured to be received by a cavity defined in a bottom portion of a body member of the electrical connector. The first tab and the second tab may define respective apertures therethrough that are configured to receive a bolt of the electrical connector. The bolt may be configured to drive the wedge assembly into the electrical connector such that the main conductor and the tap conductor are electrically connected. The retainer may be configured to releasably secure the bolt within the wedge assembly. The retainer may be configured to be removed to enable removal of the bolt from the wedge assembly.
A locking mechanism particularly adapted to lock a cover of an electrical connector which connects an electrical transmission conductor to a distribution conductor. The locking mechanism includes a tip portion, a spiral portion, a holding portion, and an engagement portion, where the tip portion has a smaller cross-sectional area than the spiral portion and where the engagement portion is a widest portion of the locking mechanism. The present invention is also directed to a method of using the locking mechanism to lock the cover, as well as to a cover system which includes the locking mechanism and the cover engaged such that the cover is locked.
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
A captive shear bolt assembly includes a bolt and a shear coupling. The bolt may have a head, an extension, and a shank. The shear coupling may be configured to be received by the extension. The shear coupling may be configured to receive the extension via an orifice in the shear coupling. The shear coupling may be configured to shear when an upper head of the shear coupling is driven at a threshold torque. When the shear coupling has sheared, the extension may be configured to captively secure the upper head to the bolt. The captive shear bolt assembly may be used in a tap connector for electrically connecting a main conductor to a tap conductor.
The present disclosure provides a tool that grips a conductor interface of a wedge type electrical connector so that the conductor interface can be installed between a main conductor and a tap conductor being electrically and mechanically connected by the wedge type electrical connector. The tool includes a body, a carriage adjuster and a gripping carriage. The body has a first arm, a second arm and a back pad between the first arm and the second arm. The carriage adjuster is operatively coupled to the body, and the gripping carriage is coupled to the carriage adjuster. The second arm and the gripping carriage are used to grip the conductor interface in response to the operation of the carriage adjuster.
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies.
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies.
Wedge type electrical connector assemblies adapted to electrically and mechanically connect conductors within transmission and/or distribution circuits is provided. The wedge type electrical connector assembly includes a frame, an interface and a wedge assembly. The interface is coupled to the frame so that it is movable relative to the frame. The interface can move and flex when installing conductors into the wedge type electrical connector assemblies.
A locking member particularly adapted to lock a cover onto an electrical connector which connects an electrical transmission conductor to a distribution conductor is provided. The locking member includes a tip portion, a gripping portion, a holding portion, and a head portion, where the tip portion has a smaller cross-sectional area than the gripping portion and where the head portion is a widest portion of the locking member. The present disclosure is also directed insulating cover assemblies that include an insulating cover and a locking member contemplated by the present disclosure.
H01R 13/516 - Means for holding or embracing insulating body, e.g. casing
H01R 33/97 - Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held
H01R 13/639 - Additional means for holding or locking coupling parts together after engagement
H01R 13/52 - Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
F16B 21/18 - 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 by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devicesMeans 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 by separate parts with grooves or notches in the pin or shaft Details
G09F 3/03 - Forms or constructions of security seals
23.
TOOL FOR INSTALLING ELECTRICAL CONNECTORS WITH AN EXTENDIBLE REACH TOOL
The present disclosure provides embodiments of a tool adapted to electrically and mechanically connect an electrical connector to electrical conductors using an extendable reach tool. The tool permits one or more lineman to remotely connect an electrical connector to electrical conductors. The tool includes a glide track assembly, a connector holding member, a gear assembly and a fastener head driver.
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
H01R 43/04 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
H01R 43/26 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
H02G 1/00 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines
H02G 7/00 - Overhead installations of electric lines or cables
H01R 4/00 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
F16G 11/04 - Means for fastening cables or ropes to one another or to other objectsCaps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps of grommet-thimble type
An electrical connector adapted to electrically and mechanically connect a main conductor to a bail or tap conductor includes a C-shaped frame having a curved top wall adapted to fit over a main conductor and a curved bottom wall adapted to receive a bail or tap conductor. A fastener-operated wedge assembly is carried within the frame between a conductor receiving position and a conductor clamping position. The wedge assembly has a wedge body with a primary contact surface adapted to contact the main conductor and a secondary contact surf ace adapted to contact the bail or tap conductor when the wedge body is moved from the conductor receiving position to the conductor clamping position. The fastener positively moves the wedge body between the positions so that the clamping action of the connector can be tightened or loosened as desired.
F16G 11/04 - Means for fastening cables or ropes to one another or to other objectsCaps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps of grommet-thimble type
H01R 4/00 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
H01R 4/24 - Connections using contact members penetrating or cutting insulation or cable strands
An electrical connector is particularly adapted to electrically and mechanically connect a main conductor to a bail or tap conductor. The connector includes a frame having a curved top wall fitted over a main conductor and a curved bottom wall receiving a bail or tap conductor. A fastener-operated wedge assembly is carried within the frame between a conductor receiving position and a conductor clamping position. The wedge assembly has a wedge body with primary contact surface contacting the main conductor and a secondary contact surface contacting the bail or tap conductor when the wedge body is moved from the conductor receiving position to the conductor clamping position. The fastener moves the wedge body so that the clamping action of the connector can be tightened or loosened as desired. A head portion of the fastener may include a breakaway feature to help prevent over tightening of the fastener.
H01R 4/50 - Clamped connectionsSpring connections using a cam, wedge, cone or ball
H01R 4/30 - Clamped connectionsSpring connections using a screw or nut clamping member
H01R 4/38 - Clamped connectionsSpring connections using a clamping member acted on by screw or nut
F16G 11/04 - Means for fastening cables or ropes to one another or to other objectsCaps or sleeves for fixing on cables or ropes with wedging action, e.g. friction clamps of grommet-thimble type
H01R 4/00 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
H01R 4/24 - Connections using contact members penetrating or cutting insulation or cable strands
A locking member particularly adapted to lock a cover onto an electrical connector which connects an electrical transmission conductor to a distribution conductor is provided. The locking member includes a tip portion, a gripping portion, a holding portion, and a head portion, where the tip portion has a smaller cross-sectional area than the gripping portion and where the head portion is a widest portion of the locking member. The present disclosure is also directed insulating cover assemblies that include an insulating cover and a locking member contemplated by the present disclosure.
The present disclosure provides embodiments of a tool adapted to electrically and mechanically connect an electrical connector to electrical conductors using an extendable reach tool. The tool permits one or more lineman to remotely connect an electrical connector to electrical conductors. The tool includes a glide track assembly, a connector holding member, a gear assembly and a fastener head driver.
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
H01R 4/50 - Clamped connectionsSpring connections using a cam, wedge, cone or ball
An electrical connector adapted to electrically and mechanically connect a main conductor to a bail or tap conductor includes a C-shaped frame having a curved top wall adapted to fit over a main conductor and a curved bottom wall adapted to receive a bail or tap conductor. A fastener-operated wedge assembly is carried within the frame between a conductor receiving position and a conductor clamping position. The wedge assembly has a wedge body with a primary contact surface adapted to contact the main conductor and a secondary contact surface adapted to contact the bail or tap conductor when the wedge body is moved from the conductor receiving position to the conductor clamping position. The fastener positively moves the wedge body between the positions so that the clamping action of the connector can be tightened or loosened as desired.
An electrical connector is disclosed which is particularly adapted to electrically and mechanically connect a conductor to a terminal. The connector includes a C-shaped frame having a curved top wall adapted to fit over a conductor. A mounting surface with through holes for mechanical fastening to pad type equipment or fixture. A fastener-operated wedge assembly is carried within the frame between a conductor receiving position and a conductor clamping position. The wedge assembly has a wedge body with a contact surface adapted to contact the conductor when the wedge body is moved from the conductor receiving position to the conductor clamping position. The fastener positively moves the wedge body between the positions so that the clamping action of the connector can be tightened or loosened as desired. A head portion of the fastener may include a breakaway feature to help prevent overtightening of the fastener.
H01R 4/50 - Clamped connectionsSpring connections using a cam, wedge, cone or ball
H01R 4/38 - Clamped connectionsSpring connections using a clamping member acted on by screw or nut
H01R 4/26 - Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact
A locking mechanism particularly adapted to lock a cover of an electrical connector which connects an electrical transmission conductor to a distribution conductor. The locking mechanism includes a tip portion, a spiral portion, a holding portion, and an engagement portion, where the tip portion has a smaller cross-sectional area than the spiral portion and where the engagement portion is a widest portion of the locking mechanism. The present invention is also directed to a method of using the locking mechanism to lock the cover, as well as to a cover system which includes the locking mechanism and the cover engaged such that the cover is locked.
H01R 9/00 - Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocksTerminals or binding posts mounted upon a base or in a caseBases therefor
H02K 5/10 - Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. of water or fingers
H02K 5/12 - Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
A locking mechanism particularly adapted to lock a cover of an electrical connector which connects an electrical transmission conductor to a distribution conductor. The locking mechanism includes a tip portion, a spiral portion, a holding portion, and an engagement portion, where the tip portion has a smaller cross-sectional area than the spiral portion and where the engagement portion is a widest portion of the locking mechanism. The present invention is also directed to a method of using the locking mechanism to lock the cover, as well as to a cover system which includes the locking mechanism and the cover engaged such that the cover is locked.
H01R 9/00 - Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocksTerminals or binding posts mounted upon a base or in a caseBases therefor
H02K 5/10 - Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. of water or fingers
H02K 5/12 - Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
A locking mechanism particularly adapted to lock a cover of an electrical connector which connects an electrical transmission conductor to a distribution conductor. The locking mechanism includes a tip portion, a spiral portion, a holding portion, and an engagement portion, where the tip portion has a smaller cross-sectional area than the spiral portion and where the engagement portion is a widest portion of the locking mechanism. The present invention is also directed to a method of using the locking mechanism to lock the cover, as well as to a cover system which includes the locking mechanism and the cover engaged such that the cover is locked.
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
Conductor spacer assemblies are disclosed that can be easily and rapidly clamped to parallel electrical conductors suspended between supports, and that can be easily and rapidly secured together with an automatically actuated fastener assembly. The conductor spacer assembly includes an upper spacer body that is coupled to a lower spacer body and an automatically actuated fastener assembly that facilitates quick and safe installation of the conductor spacer assemblies.
Dampers, namely, control devices used in air ducts to regulate the flow of air; Heat diffusion collars and discs for use in furnaces; Ventilation fan accessories, namely, grilles; Air conditioning apparatus; Filters for air conditioning; Heat registers
A wedge assembly may include a recess, a first tab, a second tab, and/or a retainer. The recess may be configured to receive a main conductor or a tap conductor when the wedge assembly is installed in an electrical connector. The first tab may be configured to be received by a cavity defined in a bottom portion of a body member of the electrical connector. The first tab and the second tab may define respective apertures therethrough that are configured to receive a bolt of the electrical connector. The bolt may be configured to drive the wedge assembly into the electrical connector such that the main conductor and the tap conductor are electrically connected. The retainer may be configured to releasably secure the bolt within the wedge assembly. The retainer may be configured to be removed to enable removal of the bolt from the wedge assembly.
A wedge assembly may include a recess, a first tab, a second tab, and/or a retainer. The recess may be configured to receive a main conductor or a tap conductor when the wedge assembly is installed in an electrical connector. The first tab may be configured to be received by a cavity defined in a bottom portion of a body member of the electrical connector. The first tab and the second tab may define respective apertures therethrough that are configured to receive a bolt of the electrical connector. The bolt may be configured to drive the wedge assembly into the electrical connector such that the main conductor and the tap conductor are electrically connected. The retainer may be configured to releasably secure the bolt within the wedge assembly. The retainer may be configured to be removed to enable removal of the bolt from the wedge assembly.
A captive shear bolt assembly includes a bolt and a shear coupling. The bolt may have a head, an extension, and a shank. The shear coupling may be configured to be received by the extension. The shear coupling may be configured to receive the extension via an orifice in the shear coupling. The shear coupling may be configured to shear when an upper head of the shear coupling is driven at a threshold torque. When the shear coupling has sheared, the extension may be configured to captively secure the upper head to the bolt. The captive shear bolt assembly may be used in a tap connector for electrically connecting a main conductor to a tap conductor.
Conductor spacer assemblies are disclosed that can be easily and rapidly clamped to parallel electrical conductors suspended between supports, and that can be easily and rapidly secured together with an automatically actuated fastener assembly. The conductor spacer assembly includes an upper spacer body that is coupled to a lower spacer body and an automatically actuated fastener assembly that facilitates quick and safe installation of the conductor spacer assemblies.
Conductor spacer assemblies are disclosed that can be easily and rapidly clamped to parallel electrical conductors suspended between supports, and that can be easily and rapidly secured together with an automatically actuated fastener assembly. The conductor spacer assembly includes an upper spacer body that is coupled to a lower spacer body and an automatically actuated fastener assembly that facilitates quick and safe installation of the conductor spacer assemblies.
F16L 3/12 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
H02G 7/00 - Overhead installations of electric lines or cables
H02G 7/08 - Members clamped to the supporting wire or to the line or cable
H02G 7/12 - Devices for maintaining distance between parallel conductors, e.g. spacer
Conductor spacer assemblies are disclosed that can be easily and rapidly clamped to parallel electrical conductors suspended between supports, and that can be easily and rapidly secured together with an automatically actuated fastener assembly. The conductor spacer assembly includes an upper spacer body that is coupled to a lower spacer body and an automatically actuated fastener assembly that facilitates quick and safe installation of the conductor spacer assemblies.
F16L 3/12 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
H02G 7/00 - Overhead installations of electric lines or cables
H02G 7/08 - Members clamped to the supporting wire or to the line or cable
H02G 7/12 - Devices for maintaining distance between parallel conductors, e.g. spacer
Conductor spacer assemblies are disclosed that can be easily and rapidly clamped to parallel electrical conductors suspended between supports, and that can be easily and rapidly secured together with an automatically actuated fastener assembly. The conductor spacer assembly includes an upper spacer body that is coupled to a lower spacer body and an automatically actuated fastener assembly that facilitates quick and safe installation of the conductor spacer assemblies.
A captive shear bolt assembly includes a bolt and a shear coupling. The bolt may have a head, an extension, and a shank. The shear coupling may be configured to be received by the extension. The shear coupling may be configured to receive the extension via an orifice in the shear coupling. The shear coupling may be configured to shear when an upper head of the shear coupling is driven at a threshold torque. When the shear coupling has sheared, the extension may be configured to captively secure the upper head to the bolt. The captive shear bolt assembly may be used in a tap connector for electrically connecting a main conductor to a tap conductor.
An alternative ignition source system for an exothermic reaction mold device for welding conductors. The system includes a crucible in a block with an open top so that the crucible receives an exothermic weld material. The conductors to be welded exothermically are placed in the weld cavity of the mold. A lid covers the open top wherein the lid has a opening therethrough. An electronic thermal igniter assembly has an ignition component receivable through the opening in the lid so that the exothermic weld material may be ignited either by the electronic thermal igniter assembly or may be ignited by a spark.
An excess flow valve (EFV) for installation in a service line of natural gas distribution system serving an existing structure. The EFV has a cylindrical housing having a first length and a second length and a through hole therethrough for passage of gas. The EFV 11 engaged in the through hole of the first length and the second length has an expandable wall which can be expanded and fixed in said service line.
F16L 55/12 - Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ
F16L 55/128 - Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
F16K 17/30 - Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
An excess flow valve (EFV) for installation in a service line of natural gas distribution system serving an existing structure. The EFV has a cylindrical housing having a first length and a second length and a through hole therethrough for passage of gas. The EFV 11 engaged in the through hole of the first length and the second length has an expandable wall which can be expanded and fixed in said service line.
A cable clamp includes a housing (212) having a cavity therein with two opposed walls and an open end in communication with the cavity. A pair of wedge shaped jaws (226a, 228b) are located within the housing and are slideably movable toward and away from the opening. Each of the jaws includes a semi-cylindrical gripping surface (34, 36) which are adapted to move toward each other to grip a cable (154a) therebetween when the jaws move toward the opening and are able to move away from each other when the jaws move away from the opening so as to release a cable located therebetween. A spring (238) biases the jaws toward the opening so that they are biased into the gripping position. In order to more positively hold the cable, each of the gripping surfaces includes a plurality of teeth in the form of raised segments of spiral threads (58, 60). Some of the spiral threads on each of said inserts are right handed (58) and some are left handed (60) to help prevent rotating movement of the cable as it is being gripped. The clamp can be used as a dead end clamp or the housing can contain a second pair of jaws (226b, 228b), preferably extending in opposite directions, whereby the clamp is capable of gripping a second cable (154b) for electrically and mechanically connecting two cables together.
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
