To provide a flow rate regulating valve that handles high-pressure gas as a working fluid, that can withstand and operate under the high load of high-pressure gas, and that is less susceptible to wear. A flow rate regulating valve 100 according to the present invention is characterized by including a cam plate 11, 111, a cam follower 12, 112 that is pressed against a surface 11A, 111A of the cam plate 11, 111 and moves in a direction of a rotation axis of the cam plate 11, 111 as the cam plate 11, 111 rotates, and a valve stem 1 that moves in a direction of the rotation axis of the cam plate 11, 111 in associated with movement of the cam follower 12, 112 and varies a flow rate depending on a relative position with respect to a flow path 3.
F16K 31/04 - Operating meansReleasing devices electricOperating meansReleasing devices magnetic using a motor
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
To provide a safety joint that can immediately shut off a hydrogen gas flow path at the initial stage when a plug, which is a nozzle side member, comes out of a socket, which is a filling apparatus side member, to prevent release of outgas. A safety joint including: a cylindrical nozzle side member with a flow path formed inside, a shutoff valve of the nozzle side member opens when the nozzle side member is connected to a filling apparatus side member; and the filling apparatus side member with a cylindrical shape and a flow path formed inside, the filling apparatus side member can be connected to the nozzle side member.
To provide a safety joint that can immediately shut off a hydrogen gas flow path at the initial stage when a plug, which is a nozzle side member, comes out of a socket, which is a filling apparatus side member, to prevent release of outgas. A safety joint including: a cylindrical nozzle side member with a flow path formed inside, a shutoff valve of the nozzle side member opens when the nozzle side member is connected to a filling apparatus side member; and the filling apparatus side member with a cylindrical shape and a flow path formed inside, the filling apparatus side member can be connected to the nozzle side member.
To provide a filling nozzle that can be disconnected from a receptacle even if a clutch becomes difficult to disengage. A filling nozzle 10 according to the present invention is characterized by including: a pipe joint body 1 provided at a tip of a filling hose for filling gaseous fuel and connected to a receptacle 20 on a side to be filled with gaseous fuel; a clutch 4 that extends on an outside of the pipe joint body 1 in a direction in which the pipe joint body 1 and the receptacle 20 are connected (hereinafter referred to as “connection direction”) and engages with the receptacle 20; a lever 5 that extends on an outside of the clutch 4 in the connection direction and restricts a movement of the clutch 4 in the connection direction when the gaseous fuel is filled; and an urging means interposed between the lever 5 and the clutch 4 or between the pipe joint body 1 and the clutch 4, wherein the urging means urges the clutch 4 inward in a direction perpendicular to the connection direction to release the restriction in movement of the clutch 4 in the connection direction when filling of the gaseous fuel is completed.
To provide a flow rate regulating valve that is capable of highly accurate control when a flow rate is small, and supplying gaseous fuel at a large flow rate. A flow rate regulating valve 30 according to the present invention includes: a main body 2 having a small-diameter flow path 3A, a tapered flow path 3AT continuous with the small-diameter flow path 3A, and a large-diameter flow path 3B continuous with the tapered flow path 3AT; a shaft 1 having a small-diameter tip 1A that can be inserted into the small-diameter flow path 3A from the large-diameter flow path 3B side of the main body 2, and a tapered portion 1AT continuous with the small-diameter tip 1A; an opening adjustment rotating member 4; and a conversion mechanism 5 that converts rotation of the opening adjustment rotating member 4 into movement in an axial direction of the shaft 1, wherein when the small-diameter tip 1A of the shaft 1 is inserted into the small-diameter flow path 3A of the main body 2, a gap δ is formed between an outer circumferential surface of the small-diameter tip 1A and an inner circumferential surface of the small-diameter flow path 3A, and an outer circumferential surface of the tapered portion 1AT of the shaft 1 is configured to be engageable with an inner circumferential surface of the tapered flow path 3AT of the main body 2.
To provide a support structure that can eliminate difficulty of operation due to rigidity of a filling hose and prevent difficulty in removing a filling nozzle from a receptacle after filling. A support structure (100) of the present invention includes a swivel joint (3: the first swivel joint) in a filling hose (2) that connects a filling nozzle (1) and a gas supply pipe of the dispenser (10) (for example, a hydrogen supply pipe), and the swivel joint (3) comprises a nozzle side member (3B) communicating with the filling nozzle (1) side, and a dispenser side member (3A) communicating with the dispenser (10) side, the nozzle side member and the dispenser side member are relatively rotatable, and a high-pressure gas flow path (3AR) formed in the nozzle side member and a high-pressure gas flow path (3BR) formed in the dispenser side member are orthogonal to each other.
To provide a calibration device reliably accomplish communication filling without a great deal of labor when filling gaseous fuel (e.g., hydrogen gas) from a filling apparatus (e.g., a hydrogen filling apparatus) to a device to be filled (e.g., a hydrogen tank of an FCV) via the calibration device, and so on. A calibration device 100 according to the present invention includes a flowmeter 1; a filling nozzle 2 connected to the flowmeter 1 through a pipe 4A, the filling nozzle 2 having a communication input part 2A that receives information from a side 30 to be filled as an optical signal; and a receptacle 3 connected to the flowmeter 1 through a pipe 4B, the receptacle 3 having a communication output part 3A that outputs the signal received from the communication input part 2A of the filling nozzle 2 to a filling nozzle side of a filling device 20 that fills gaseous fuel, wherein the communication output part 3A is movable in a central axis direction of the pipe 4B connected to the receptacle 3, and an optical signal is emitted from the communication output part 3A toward the central axis of the pipe 4B.
To provide a fuel supply apparatus that can quickly supply hydrogen gas to a vehicle equipped with a plurality of large-capacity fuel tanks while observing a filling protocol. A fuel supply apparatus 100 according to the present invention including: a plurality of supply systems (101, 102); a supply control device (10, 20) provided in each of the supply systems (101, 102); a supply pipe (31, 41) communicating each of the supply systems (101, 102) and each of rear facilities (50, 60); a supply member (flow rate regulating valve 2, 12, etc.) interposed in the supply pipe (31, 41) and connected to each of the supply control devices (10, 20); and a supply hose (7, 17) connected to the supply pipe (31, 41), the supply hose (7, 17) having a supply nozzle (8, 18) at its tip, wherein the supply control device (10, 20) includes: a function of determining whether or not communication filling is established in one side of the supply system (101) and/or the other side of the supply system (102); and when communication filling is not established in the supply system (101) on the one side and communication filling is established in the supply system (102) on the other side, a function of supplying using vehicle side data in the supply system (102) on the other side.
To provide a gas filling device with a drainage treatment for rainwater that splashes onto a display panel side when the display panel is opened or closed for maintenance and inspection. A gas filling device 100 according to the present invention in which a display panel 10 having a filling amount indicator 1 therein is laterally opened, the gas filling device 100 including: an intermediate unit 50 disposed in a housing body 101, the intermediate unit 50 combined with the display panel 10; a sealing mechanism disposed in a portion of the intermediate unit 50 that faces an upper edge of the display panel 10; a rain gutter 12 disposed above the filling amount indicator 1, the rain gutter 12 extending in a width direction of the display panel 10.
To provide a gas filling device in which its assembly work is simplified by unitizing a housing body and the total number of assembly steps is reduced, thereby achieving high production efficiency. A gas filling device 100 according to the present invention including a lower unit 10 housing a heat exchanger 13 on a base frame 1; an intermediate unit 20 located above the lower unit 10 and housing a display; a top unit 30 located above the intermediate unit 20 and housing a flow meter 33; and side units 40 located on both sides of the lower unit 10 and the intermediate unit 20 and housing filling hoses having filling nozzles at their tips.
To provide a method for assembling a gas filling device in which its assembly work is simplified by unitizing a housing body and the total number of assembly steps is reduced, thereby achieving high production efficiency. A method for assembling a gas filling device 100 according to the present invention including the steps of: installing a base frame 1; placing a lower unit 10 containing a heat exchanger 13 on the installed base frame 1; positioning an intermediate unit 20 including a display above the lower unit 10; arranging side units 40 on both sides of the lower unit 10 and the intermediate unit 20, the side units 40 housing filling hoses having filling nozzles at their tips; and arranging a top unit 30 containing a flow meter 33 above the intermediate unit 20.
To provide a safety joint housing device for preventing a plug of a safety joint or a filling hose from being locked in a lower opening of a casing when the safety joint separates, thereby preventing a filling device from falling over and being damaged. A safety joint housing device 100 according to the present invention houses a safety joint 101 including a plug 10 connected to a filling hose 61 and a socket 20 provided in a filling device 200, the plug 10 and the socket 20 separating from each other when a tensile load exceeding a predetermined level is applied, the safety joint housing device 100 including: a casing 320; a substrate 80 attached to the casing 320 on a main body side of the filling device 200; and a member 30 that is provided at a lower opening 320A of the casing 320 and deforms when in contact with the plug 10 or the filling hose 61.
To provide a filling hose guide device for preventing a plug of a safety joint or a filling hose from being locked in a lower opening of a casing when a safety joint separates, thereby preventing a filling device from falling over and being damaged. A filling hose guide device 100 according to the present invention is characterized in that after a plug 10 connected to a filling hose 61 and a socket 20 provided in a filling device 200 in a safety joint 300 separate when a tensile load above a predetermined level is applied to the filling hose 61, the filling hose guide devices 100 include: a rotatable or deformable member 30A, 30B, with which the filling hose 61 contacts, below the safety joint 300; and a support structure 50, through which the filling hose 61 passes, for supporting the rotatable or deformable member 30A, 30B.
To provide a safety joint housing device for preventing a plug or a filling hose from being locked in a lower opening of a casing when the safety joint is separated, thereby preventing a filling device from falling over and being damaged.
To provide a safety joint housing device for preventing a plug or a filling hose from being locked in a lower opening of a casing when the safety joint is separated, thereby preventing a filling device from falling over and being damaged.
To provide a safety joint that can prevent an O-ring from falling off due to an ultra-high pressure hydrogen gas flowing through a flow passage in the safety joint at high speed and from being damaged by a foreign matter coming into contact with the O-ring if the foreign matter is mixed in the hydrogen gas.
F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
F16L 37/35 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the valves having an axial bore communicating with lateral apertures
F17C 5/00 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases
To provide a safety joint that can immediately shut off a hydrogen gas flow path at the initial stage when a plug (nozzle side member) comes out of a socket (fueling apparatus side member) to prevent release of hydrogen gas. In a safety joint (100, 100-1, 100-2) when the plug (10) is disconnected from the socket (20), a plug side shutoff valve 5 and a socket side shutoff valve 24 close, a mechanism for closing the socket side shutoff valve (24) includes a socket side spring (23) for urging a socket side valve body (25), a socket side rod (22) connected to the socket side valve body (25), and a support member (26, 27, 28) for supporting (mounting) the socket side rod (22), the support member (26, 27, 28) moves, together with the plug (10), to a state that the support member (26, 27, 28) does not support (mount) the socket side rod (22) when the plug (10) is disconnected from the socket (20).
To provide a safety joint that can immediately shut off a hydrogen gas flow path at the initial stage when a plug (nozzle side member) comes out of a socket (fueling apparatus side member) to prevent release of outgas. A safety joint (100, 100-1) of the present invention includes: a plug (10) with a flow path (1A) formed inside, a shutoff valve (5) of the plug (10) opens when connected to a socket (20); and the socket (20), a flow path (21A) in communication with the flow path (1A) is formed when connected to the plug (10); and when the plug (10) is disconnected from the socket (20), the flow paths (1A, 21A) of the plug (10) and the socket (20) are shut off, wherein the socket has an opening (21C) that communicates with the flow path (21A) and extends orthogonally to the flow path (21A); when the plug and the socket are connected, a protruding portion (3) of the plug is inserted into the opening; and a socket flow path blocking mechanism (30, 31) is provided to instantly close the flow path (21A) at an initial stage when the plug is disconnected from the socket.
To provide a safety joint that can immediately shut off a hydrogen gas flow path at the initial stage when a plug, which is a nozzle side member, comes out of a socket, which is a filling apparatus side member, to prevent release of outgas. A safety joint including: a cylindrical nozzle side member with a flow path formed inside, a shutoff valve of the nozzle side member opens when the nozzle side member is connected to a filling apparatus side member; and the filling apparatus side member with a cylindrical shape and a flow path formed inside, the filling apparatus side member can be connected to the nozzle side member.
To provide a pipe joint that can immediately shut off a hydrogen gas flow path at an initial stage when a plug (nozzle side member) comes out of a socket (filling apparatus side member) to prevent release of outgas. A pipe joint (100) of the present invention includes: a cylindrical nozzle side member (10) with a shutoff valve (5), in the cylindrical nozzle side member (10) being formed a passage (1A); and a cylindrical filling apparatus side member (20) with a shutoff valve (24), in the cylindrical filling apparatus side member (20) being formed a passage (21A), wherein when the nozzle side member (10) and the filling apparatus side member (20) are connected with each other, central axes of the passages (1A, 21A) of the nozzle side member (10) and the filling apparatus side member (20) do not form a same straight line, and the central axes of the passages (1A, 21A) are offset without intersecting, and the shutoff valves (5, 24) of the both members (10, 20) open to communicate the passages (1A, 21A) of the both members (10, 20) with each other, and when the nozzle side member (10) is separated from the filling apparatus side member (20), the shutoff valves (5, 24) of the both members (10, 20) close.
Provided is a beryllium copper alloy bonded body including a first member made of a beryllium copper alloy and a second member made of a beryllium copper alloy, wherein the first member and the second member are bonded to each other via the nickel layer having a thickness of 8 μm or less.
C22F 1/08 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
B23K 20/02 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
A hydrogen filling apparatus that can quickly fill vehicles equipped with multiple large-capacity fuel tanks with hydrogen gas while complying with filling protocol. The hydrogen filling apparatus (100) of the present invention includes: a plurality of filling systems; a filling control device (10, 20) for each of the filling systems; a filling pipe communicating with a rear facility in each of the filling systems; a set of filling members (for example, flow control valves, flow meters) interposed in each of the filling pipes and connected to each of the filling control devices; and a filling hose connected to each of the filling pipes, each filling hose having a filling nozzle at a tip; wherein one of the plurality of filling control devices has a function of selectively exerting a first control mode that controls only the filling system including the filling control device and a second control mode shared as a control device for the plurality of filling systems, and a switching means for switching between the first control mode and the second control mode in the one of the filling control devices is provided.
A filling apparatus capable of using a single hydrogen storage container for as long as possible during hydrogen filling and maintaining opening degree of a flow rate adjusting valve within a predetermined range. A filling apparatus (100) includes a plurality of hydrogen storage containers (20: hydrogen cylinders or hydrogen storage tanks), a pipe (1) that connects a filling hose (8) and the hydrogen storage containers (20), a flow rate adjusting valve (3: flow control valve) interposed in the pipe (1), and a control unit (10), and the control unit (10) has functions of adjusting a threshold value for switching the hydrogen storage container (20) communicating with the filling hose (8) to another hydrogen storage container (20) and adjusting valve opening of the flow rate adjusting valve (3).
A filling apparatus that does not significantly reduce a required pressure immediately after a start of hydrogen filling, and can reliably fill fuel cell vehicles and the like. The filling apparatus (100) includes a control unit (10), and the control unit (10) has a function of boosting pressure required from a hydrogen filling apparatus (100) to a rear facility (200) until initial pressure measurement is completed. The control unit (10) may have a function of determining whether or not communication filling is established, and when communication filling is established, setting a pressure higher than an internal pressure of a tank received from a vehicle side by a predetermined pressure (for example, 5 MPa) as a pressure required for the rear facility (200) at an initial stage of filling.
A filling apparatus capable of suppressing radial movement of a connecting pin of a nozzle, and preventing damages and deformations (recesses and so on) from generating on an outer peripheral surface of the connecting pin, and making the filling nozzle compact. The filling apparatus (100) according to the present invention includes: a storage tank for storing hydrogen fuel; a filling nozzle (10) for filling hydrogen from the storage tank through a fuel filling system to an in-vehicle hydrogen filling tank mounted on a vehicle; a rod-shaped member (2: connecting pin) and a main body portion (1) mounted on the filling nozzle (10); a sealing member (3: laminated sealing member) arranged on (a radially outer peripheral portion of the rod-shaped member of) the main body portion (1); a sealing member holding member (4: pressing member) mounted on an end side (on a receptacle 20 side) of the rod-shaped member (2); and a mechanism for protecting an outer peripheral surface of the rod-shaped member (2) from slide on the sealing member holding member (4).
b, is provided with: an upper part 2 that holds the filling pipe of the filling nozzle; a lower part 3 that faces the upper part and holds the grip section of the filling nozzle; and an intermediate part 4 that connects the upper part and the lower part, wherein the lower part is provided with a fixed lock section (a recessed section 6, a stepped section 7) that locks the grip section of the filling nozzle in a fixed state, and the upper part is provided with a movable lock section 5 that contacts the filling pipe of the filling nozzle and locks the filling pipe in a movable state.
To provide a filling apparatus capable of suppressing radial movement of a rod-shaped member (connecting pin) of a nozzle, and preventing damages and deformations (recesses and so on) from generating on an outer peripheral surface of the connecting pin. A filling apparatus (100) according to the present invention includes: a storage tank for storing hydrogen fuel; a filling nozzle (10) for filling a hydrogen gas from the storage tank through a fuel filling system to an in-vehicle hydrogen filling tank mounted on a vehicle; a rod-shaped member (2: connecting pin) and a main body portion (1) mounted on the filling nozzle (10); a sealing member (3: laminated sealing member) arranged on (a radially outer peripheral portion of the rod-shaped member of) the main body portion (1); a guide member (4: pressing member), projecting radially inward, mounted on a portion separated from an end side of the rod-shaped member (2) (from a receptacle 20 side in an in-vehicle hydrogen filling tank to the fuel filling system); and means for protecting an outer peripheral surface of the rod-shaped member (2) from slide on the guide member (4).
F17C 5/00 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases
F17C 13/02 - Special adaptations of indicating, measuring, or monitoring equipment
B67D 7/04 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
41.
Hydrogen filling system and hydrogen filling method
To provide a hydrogen filling system and a hydrogen filling method capable of preventing hydrogen from being filled at high filling rate in the same manner as the communication filling despite a condition that pressure, temperature and so on in the in-vehicle tank are not precisely grasped. The hydrogen filling system (100) of the present invention includes a control unit (CU1, CU2, CU3) for controlling hydrogen filling, wherein the control unit has a function of judging whether or not there is an abnormality in pressure or temperature data in an in-vehicle tank (IT) at communication filling and a function of stopping the communication filling and converting to non-communication filling when there is an abnormality in the pressure or the temperature data.
B67D 7/32 - Arrangements of safety or warning devicesMeans for preventing unauthorised delivery of liquid
B67D 7/04 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
F17C 13/02 - Special adaptations of indicating, measuring, or monitoring equipment
A displacement pump is configured to allow for assembly while properly maintaining side clearances. The displacement pump (100, 101, 102, 103, 104, 105) for sucking and discharging a fluid such as gasoline vapor by changing pressure in a space constituted by an outer peripheral surface of a rotor (1) and an inner wall surface of a casing (2), includes a side clearance adjusting member (4), rotating with respect to the pump main body (6), for moving a shaft (3) integrally formed with the rotor (1) in an axial direction of the shaft (3).
F01C 21/10 - Outer members for co-operation with rotary pistonsCasings
F04C 29/00 - Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups
To provide a fluid supply apparatus capable of preventing inconveniences cause by cut of a signal line when a filling hose is separated through an emergency separation pipe joint. The fluid supply apparatus (100: fluid supply apparatus for supplying fluid such as hydrogen gas and gasoline) includes a supply system for transporting fluid such as hydrogen gas and gasoline in a housing main body while measuring flow rate of the fluid; a control mechanism for controlling the supply system; a hose (2) introduced from the supply system and having a nozzle (1) at an end thereof; and a signal line (3) along the hose (2), wherein the signal line (3) is detachable.
F16L 35/00 - Special arrangements used in connection with end fittings of hoses, e.g. safety or protecting devices
F16L 37/084 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking
F17C 5/06 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases for filling with compressed gases
To provide a safety joint capable of preventing a component of a weighing machine side member or a vehicle side member is broken in case that the weighing machine side member and the vehicle side member are separated from each other in an emergency when a vehicle runs while hydrogen gas is filled for instance. The safety joint (100) according to the present invention includes a plug (10) with a cylindrical shape in which a passage (1A) is formed, a socket (20) in which a passage (21A) continuing to the passage (1A) in the plug (10) is formed, and a shut off valve mounted on the passage (21A) in the socket (20), the shut off valve opening when the plug (10) being inserted into the socket (20) and closing when the plug (10) being disconnected therefrom, wherein central axes of the passages (1A,21A) of the plug (10) and the socket (20) do not form a straight line, a cover (50) for protecting a valve rod (2) mounted on one of the plug (10) and the socket (20) is mounted.
F16L 57/00 - Protection of pipes or objects of similar shape against external or internal damage or wear
F16L 29/02 - Joints with fluid cut-off means with a cut-off device in one of the two pipe ends, the cut-off device being automatically opened when the coupling is applied
To provide a safety joint capable of preventing moment generated by swinging of a filling hose and surely separating the safety joint to a hydrogen filling apparatus side member and a vehicle side member when a tensile force more or equal to a predetermined value is applied to the filling hose. The safety joint 100 according to the present invention includes a plug (10: vehicle side member) with a cylindrical shape in which a passage (1A: in-plug passage) is formed, a socket (20) in which a passage (21A: in-socket passage) continuing to the passage (1A) in the plug (10) is formed, and a shut off valve mounted on the passage (21A: in-socket passage) in the socket (20), the shut off valve opening when the plug (10) being inserted into the socket (20) and closing when the plug (10) being disconnected therefrom, wherein central axes of the passages of the plug and the socket do not form a straight line (but those are orthogonal with each other for instance), a filling hose (61) is connected to the plug (10), and a hose guide (70, 70A) for limiting movement of the filling hose (61) at a position separated from the plug (10).
F16L 29/02 - Joints with fluid cut-off means with a cut-off device in one of the two pipe ends, the cut-off device being automatically opened when the coupling is applied
F16L 35/00 - Special arrangements used in connection with end fittings of hoses, e.g. safety or protecting devices
F16L 55/10 - Means for stopping flow in pipes or hoses
B67D 7/32 - Arrangements of safety or warning devicesMeans for preventing unauthorised delivery of liquid
B67D 7/00 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
F16L 37/34 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the lift valves being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall
F16L 37/35 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the valves having an axial bore communicating with lateral apertures
A safety joint capable of preventing a moment generated by swinging of a filling hose from acting on the safety joint when a tensile force more or equal to a predetermined value is applied to the filling hose. The safety joint includes a plug with a cylindrical shape in which a passage is formed, a socket in which a passage continuing to the passage in the plug is formed, and a shut off valve mounted on the passage in the socket. The shut off valve opens when the plug is inserted into the socket and closes when the plug is disconnected therefrom. Central axes of the passages of the plug and the socket form a straight line. A filling hose is connected to the plug, and a hose guide for limiting movement of the filling hose at a position separated from the plug.
F16L 55/10 - Means for stopping flow in pipes or hoses
F16L 39/02 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies for hoses
F16L 37/36 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings with two lift valves being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal
F17C 5/00 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases
B67D 7/04 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
B67D 7/32 - Arrangements of safety or warning devicesMeans for preventing unauthorised delivery of liquid
B67D 7/54 - Filling nozzles with means for preventing escape of liquid or vapour or for recovering escaped liquid or vapour
F16L 57/02 - Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
B67D 7/38 - Arrangements of hoses, e.g. operative connection with pump motor
To provide a filling apparatus in which when a pipe joint of a filling nozzle and a vehicle side filling port (receptacle) are connected with each other, a lever surely positions outward a swelling portion at an end of a clutch and a condition that the selling portion at the end of the clutch engages an engaging recessed portion of the receptacle is maintained, which allows a condition that the pipe joint of the filling nozzle and the vehicle side filling port (receptacle) are connected with each other to be continued. The filling apparatus (100) including: a storage tank (50); a filling nozzle (10) for filling hydrogen from the storage tank (50) via a fuel filling mechanism and a vehicle side filling port (20) to an in-vehicle hydrogen filling tank (41); a clutch mechanism (12) for maintaining a condition that the filling nozzle (10) and the vehicle side filling port (20) are connected with each other; and a lever position moving mechanism (13) for moving the lever (5) radially outward an end portion of the clutch mechanism (2) on the vehicle side filling port (20) side when the filling nozzle (10) and the vehicle side filling port (20) are connected with each other.
To provide a filling apparatus capable of eliminating a disadvantage caused by a cable connecting a photodetector to a receiver. A filling apparatus 100 according to the present invention includes a radio transmission section 10 with a function of transmitting vehicle information via radio transmission on a filling nozzle 50. In the filling apparatus 100, it is preferable that the radio transmission section 10 is detachably attached to the end portion 50A of the filling nozzle 50.
H04B 1/38 - Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
F17C 5/06 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases for filling with compressed gases
F17C 5/00 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases
B60L 53/18 - Cables specially adapted for charging electric vehicles
B60L 53/68 - Off-site monitoring or control, e.g. remote control
F17C 13/02 - Special adaptations of indicating, measuring, or monitoring equipment
B60L 58/30 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells
To provide a pipe joint for emergency releasing with a minimized seal structure to minimize leakage risk. Pipe joints (100, 101: pipe joints for emergency releasing) of the present invention include a cylindrical plug (10) in which a passage (1A: in-plug passage) is formed, a cylindrical socket (20) in which a passage (21A: in-socket passage) is formed, and shutoff valves (5, 24) mounted in the plug (10) and the socket (20) for opening the passages (1A, 21A) of the plug (10) and the socket (20) when the plug (10) is inserted into the socket (20) and shutting the passages (1A, 21A) of the plug (10) and the socket (20) when the plug (10) detached from the socket (20), wherein central axes of the passages (1A, 21A) of the plug (10) and the socket (20) do not form a straight line.
F16L 29/04 - Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
F16L 37/35 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the valves having an axial bore communicating with lateral apertures
F16L 55/10 - Means for stopping flow in pipes or hoses
F16L 27/06 - Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction with partly-spherical engaging surfaces with special sealing means between the engaging surfaces
F17C 13/00 - Details of vessels or of the filling or discharging of vessels
To provide a depressurizer with a function of depressurizing a filling hose separated from a filling device when a safety device (safety joint) operates (separates). A depressurizers (10, 11) according to the present invention are mounted to a filling hose (21) for filling hydrogen from a hydrogen filling apparatus (100) to a vehicle. In the present invention, it is preferable that on a main body portion (1) of the depressurizers (10, 11) is formed a depressurizing communication hole (1B) communicating with a hydrogen gas passage (1A); a plug (2) that can be inserted into the depressurizing communication hole (1B) is mounted; and on the depressurizing communication hole (1B) and the plug (2) are formed tapered portions (a pin tapered portion 2B of the plug 2 and a tapered portion 1BB of the depressurizing communication hole 1B) with complementary shapes.
B67D 7/32 - Arrangements of safety or warning devicesMeans for preventing unauthorised delivery of liquid
F16K 1/04 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with screw-spindle with a cut-off member rigid with the spindle, e.g. main valves
F17C 1/00 - Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
F16K 24/04 - Devices, e.g. valves, for venting or aerating enclosures for venting only
F17C 5/00 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases
F17C 5/06 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases for filling with compressed gases
F17C 13/00 - Details of vessels or of the filling or discharging of vessels
F17C 13/12 - Arrangements or mounting of devices for preventing or minimising the effect of explosion
F16L 55/00 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems
F16L 55/10 - Means for stopping flow in pipes or hoses
F16L 41/16 - Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe the branch pipe comprising fluid cut-off means
To prevent deterioration of a sealing structure of a filling device to decrease a possibility that hydrogen gas leaks. In filling devices (100, 101) including a storage tank for storing hydrogen fuel and filling nozzles (10, 11) for filling hydrogen from the storage tank through a fuel filling system (dispenser, filling hose and so on) to an in-vehicle hydrogen filling tank mounted on a vehicle, in a pipe joint main body (1) of the filling nozzles (10, 11) is slidably arranged a rod (2: valve rod) having a valve element at its end against an elastic member (3).
F17C 5/00 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases
H01M 8/0656 - Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants by electrochemical means
H01M 8/04082 - Arrangements for control of reactant parameters, e.g. pressure or concentration
b connected, on the branch pipe, to a downstream side of the condenser in series to adsorb/desorb fuel oil vapor fed from the condenser. One of the adsorption/desorption towers can be arranged above another one of remaining adsorption/desorption towers, and the pump may be fixed in a housing 30 through a bottom face and a side face of the pump and elastic bodies 32, 33.
B67D 7/04 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
To provide a gas filling apparatus with high handleability and safety. A gas filling apparatus including: a filling mechanism for carrying a gas through gas carrying pipes while measuring flow rate of the gas from a gas supply source (accumulator); a filling hose connected to the gas carrying pipe and having a filling nozzle at an end of the filling hose; and an attachment sensor (nozzle attachment detecting portion) for outputting a detection signal after detecting that the filling nozzle is attached to a filling port of an in-vehicle tank, wherein filling gas to the in-vehicle tank by the filling mechanism becomes possible after the detection signal is inputted to the filling mechanism from the attachment sensor. The gas filling apparatus may further include: a pressure gauge for measuring a pressure in the in-vehicle tank; a thermometer for measuring ambient temperature; and a target pressure calculating means (comparing means) for calculating a pressure in the in-vehicle tank when filling up the in-vehicle tank or filling preset amount of the gas is finished before filling gas to the in-vehicle tank based on a capacity of the in-vehicle tank and the measured pressure in the in-vehicle tank and the measured ambient temperature; wherein the filling mechanism stops carrying the gas to the in-vehicle tank when the pressure in the in-vehicle tank reaches the target pressure.
To provide a calibration device for apparatus filling a gas such as hydrogen gas and capable of precisely measuring quantity of the gas that is filled at high pressure. A calibration device of the present invention includes: a filling vessel 2, accommodated in a measurement housing 1, to the filling vessel 2 a high pressure fuel gas such as hydrogen gas being fed from outside of the measurement housing 1; a scale 3 for measuring a weight of a fuel gas fed to the filling vessel 2; and a control device CU for eliminating an error caused by changing buoyant force from a gas in the measurement housing before and after filling the fuel gas.
F17C 5/06 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases for filling with compressed gases
F17C 13/02 - Special adaptations of indicating, measuring, or monitoring equipment
G01G 23/01 - Testing or calibrating of weighing apparatus
G01G 17/04 - Apparatus for, or methods of, weighing material of special form or property for weighing fluids, e.g. gases, pastes
G01G 17/06 - Apparatus for, or methods of, weighing material of special form or property for weighing fluids, e.g. gases, pastes having means for controlling the supply or discharge
G01F 25/00 - Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
G01F 23/20 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of weight, e.g. to determine the level of stored liquefied gas
To provide a calibration device for an apparatus filling a gas such as hydrogen gas and capable of precisely measuring quantity of the gas such as hydrogen gas that are filled at high pressure. A calibration device of the present invention is characterized by including a filling vessel, accommodated in a measurement housing, to the filling vessel a high pressure fuel gas such as hydrogen gas being fed from outside of the measurement housing, and a scale for measuring a weight of a fuel gas fed to the filling vessel, wherein a dry gas pipe for feeding a dry gas is detachably mounted in the measurement housing. Here, the scale preferably measures the weight of the fuel gas fed to the filling vessel together with a weight of the measurement housing.
To provide a calibration device for apparatus filling a gas such as hydrogen gas and capable of precisely measuring quantity of the gas such as hydrogen gas that are filled at high pressure. A calibration device 100 according to the present invention includes a measurement housing 10 accommodating a filling vessel 2 to which a high pressure fuel gas is fed from outside; a scale 3 for measuring a weight of a fuel gas fed to the filling vessel 2; and a main body housing 10 accommodating the measurement housing 1 and the scale 3.
To provide a calibration device for apparatus filling a gas such as hydrogen gas and capable of efficiently and safely measuring weight and amount of the gas such as hydrogen gas that are filled at high pressure. Calibration devices 100, 200, 300, 400 according to the present invention include a measurement housing 1, accommodated in a housing main body 10, to the measurement housing 1 a high pressure fuel gas being fed from outside of the housing main body 10; and a scale 3 for measuring a weight of a fuel gas fed to the measurement housing 1, wherein an inside of the measurement housing 1 is visible from outside of the housing main body 10.
G01F 25/00 - Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
G01G 17/04 - Apparatus for, or methods of, weighing material of special form or property for weighing fluids, e.g. gases, pastes
G01G 23/01 - Testing or calibrating of weighing apparatus
G01G 17/06 - Apparatus for, or methods of, weighing material of special form or property for weighing fluids, e.g. gases, pastes having means for controlling the supply or discharge
G01F 23/20 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of weight, e.g. to determine the level of stored liquefied gas
An LNG filling apparatus that can safely fill LNG in LNG vehicles. A filling apparatus 1 for filling LNG in an in-vehicle tank, the apparatus 1 having a housing 2, a recovery hose 41 and a filling hose 51 separately led from the housing, a recovery mechanism 4 for recovering a natural gas from the in-vehicle tank via the recovery hose, and a filling mechanism 5 for filling LNG to the in-vehicle tank via the filling hose. Separately leading the recovery hose and the filling hose from the housing with these hoses in close proximity to each other allows a range capable of filling that is the overlap range between a connectable range of the recovery hose and a connectable range of the filling hose to be enlarged. A single hose led from the housing can be used for both of the recovery of the natural gas and the filling of the LNG, which prevents tangle of hoses with each other, and enables to fill the LNG in the in-vehicle tank safely.
A load testing machines includes: six resistance units; six cooling fans; insulators between the resistance units and the cooling fans; and connection cables, in which: each of the resistance units includes a plurality of steps of resistor groups arranged in a z-direction and each formed of a plurality of rod-shaped resistors parallel to a x-direction connected together in series arranged at predetermined intervals in a y-direction; the six cooling fans face the resistance units, respectively, in the z-direction; the connection cables are cables used for serially and detachably connecting resistor groups next to each other in the y-direction of two resistance units next to each other in the y-direction with an interval of not smaller than a second distance in between; and the insulators each have a size corresponding to the rated voltage of a target power supply of a power supply load test to be conducted using a resistance unit group.
G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
A load system includes a power supply input unit for load test of an external power supply, a charging circuit or a charger to which electric power from the power supply is supplied via the power supply input unit, a plurality of loads to which the electric power from the charging circuit or the charger is supplied, and a control circuit that switches selectively and connects the plurality of loads to the charging circuit or the charger. The plurality of loads is a plurality of storage batteries as a load resistance. The control circuit is configured to switch selectively and connect the plurality of storage batteries to the charging circuit or the charger such that the storage battery connected to the charging circuit or the charger among the plurality of storage batteries is charged by the charging circuit or the charger.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
H02J 1/00 - Circuit arrangements for dc mains or dc distribution networks
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
B60L 11/18 - using power supplied from primary cells, secondary cells, or fuel cells
To provide an oil filling nozzle with vapor recovery function capable of controlling opening degree of a vapor passage depending on flow rate and adjusting recovery rate. The oil filling nozzle includes a discharge pipe 3 mounted to a front end of a nozzle; a vapor control valve 21 arranged in a middle of a pipe, which connects a vapor collector 19 mounted so as to cover a circumference of the discharge pipe and a vapor passage 22, the vapor control valve 21 being opened and closed by liquid pressure in a nozzle main body 2; and a means for adjusting vapor recovery rate by adjusting opening degree of the vapor control valve 21.
B67D 7/04 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
B67D 7/54 - Filling nozzles with means for preventing escape of liquid or vapour or for recovering escaped liquid or vapour
patents