WO2008047437A1 - Liaison et procédé de jonction de liaison - Google Patents

Liaison et procédé de jonction de liaison Download PDF

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Publication number
WO2008047437A1
WO2008047437A1 PCT/JP2006/320845 JP2006320845W WO2008047437A1 WO 2008047437 A1 WO2008047437 A1 WO 2008047437A1 JP 2006320845 W JP2006320845 W JP 2006320845W WO 2008047437 A1 WO2008047437 A1 WO 2008047437A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
bond
rail
vehicle rail
plane
Prior art date
Application number
PCT/JP2006/320845
Other languages
English (en)
Japanese (ja)
Inventor
Katsumi Yoshinaga
Tadayuki Iwanaga
Original Assignee
Showa Tecs Co., Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Showa Tecs Co., Ltd filed Critical Showa Tecs Co., Ltd
Priority to PCT/JP2006/320845 priority Critical patent/WO2008047437A1/fr
Publication of WO2008047437A1 publication Critical patent/WO2008047437A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-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
    • H01R4/64—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail
    • H01R4/643—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail for rigid cylindrical bodies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/02—Soldered or welded connections

Definitions

  • the present invention relates to a bond and a bonding method for the bond. Specifically, the present invention relates to a bond that firmly bonds to a vehicle rail and a bonding method that bonds the bond firmly to the vehicle rail.
  • Rails on which railcars run are used as signal lines for carrying signal currents for controlling signal equipment, and as electric wires for returning train currents for running trains to substations. It's being used.
  • the bond includes a rail bond and a signal bond.
  • the rail bond is used to create a return circuit for the train current, and the signal bond is used to pass the signal current of the track circuit.
  • the bond means that both ends of a plurality of bundled copper wires are bound by terminals (brass fittings), and each terminal of the bond and the rail are connected metallically. As a result, the rail between the joints is electrically connected to the rail.
  • FIG. 6 (a) is a schematic front view of a conventional bond
  • FIG. 6 (b) is a cross-sectional view taken along line AA in FIG. 6 (a).
  • a cylindrical bond terminal 103 is fixed to the tip of a copper wire 102 bundled by a plurality of caulks 103A on the peripheral surface, and the cylindrical bond terminal 103 has a predetermined length and is substantially the same.
  • a welded part 103B is formed in the middle.
  • Caulking 1 03A is applied on the peripheral surface of the part opposite to the tip, so that even if the copper wire 1 is loaded, the caulking 103A is affected by heat at a high temperature during welding. Further, since no force is directly applied to the copper wire 102A located at the welded portion 103B, the disconnection of the copper wire 102A is prevented.
  • FIG. FIG. 1 is a schematic explanatory diagram showing a conventional joining method for joining to a tool.
  • Patent Document 1 shows that a holding tool 110 is held by a jig 109 for low-temperature bond welding, Grasp the base end 106A and base end 106B of both arms and rotate them by the support shaft 107 to widen the distance between the front end 106C and the front end 106D of both arms.
  • the saucer type terminal 110 held by the jig 109 is brought into contact, and the base end 106A and the base end 106B are released.
  • the saucer type held by the low temperature bond welding jig 109 by the spring 108.
  • the terminal 110 of the rail is stably brought into contact with the side surface of the rail 104, and the molten alloy brazing 111 is poured between the side surface of the tray-type terminal 110 and the side surface of the rail 104. It is described that it is connected by brazing.
  • Patent Document 1 Japanese Patent Laid-Open No. 10-128532
  • the contact area of the weld metal is reduced by the generated bubbles that are difficult to remove the bubbles generated when the weld metal is rapidly cooled at the contact surface with the vehicle rail. And the joint strength of the vehicle rail was not enough.
  • the contact area of the weld metal is reduced by the bubbles that are difficult to remove the bubbles generated when the weld metal is rapidly cooled on the contact surface with the rail for the vehicle, and the bond is not sufficient. The strength of the joint was insufficient to join the vehicle rail.
  • the present invention has been made in view of the above points, and a bond that can be bonded to a vehicle rail with a high bonding strength, and the bond to the vehicle rail with a high bonding strength. It is an object of the present invention to provide a bonding method for bonds that can be bonded.
  • the bond of the present invention has a terminal and a main body, and the terminal is pressed against the side surface of the vehicle rail via a welding material and joined.
  • a bond is characterized in that a portion of the terminal to be joined to a side surface of the vehicle rail is a flat surface.
  • the inner side of the terminal is interposed between the side surface of the vehicle rail and the inclined surface. From there, the amount of the welding material can be gradually increased toward the periphery.
  • the peripheral portion of the terminal has an inclined surface that forms an obtuse angle with respect to the planar extension line
  • the terminal is in contact with the side surface of the vehicle rail with the inclined surface facing upward.
  • the welded material will not break due to vibration, and rainwater will collect in the terminals.Rainwater will be more likely to flow out, and the inclined surface will be thinner than other terminal parts, so heat will join. It becomes easy to be transmitted to the surface and the bonding strength increases.
  • the main body has a metal wire and a mounting portion for connecting the metal wire to the terminal, and the mounting portion is within the surface area of the terminal. It is possible to suppress the occurrence of cracks at the intersections of the terminal surface and the mounting portion which are substantially perpendicular to the mounting portion where the portion protruding from the region extends.
  • a bonding method of the present invention includes a terminal and a main body, and the terminal is pressed against a side surface of a vehicle rail via a welding material.
  • a bonding method for bonding a bond to be bonded to a side surface of a vehicle rail the location of the terminal to be bonded to the side surface of the vehicle rail is a plane, and the terminal is connected to the plane of the terminal and the plane of the terminal.
  • air bubbles can be discharged (defoamed) to the outside by pressing the terminal against the side surface of the vehicle rail while heating the welding material.
  • the “predetermined position” refers to a position where the terminal can contact the side surface of the vehicle rail via the welding material.
  • the peripheral edge of the terminal has an inclined surface that forms an obtuse angle with respect to the planar extension line, and the terminal is mounted with the inclined surface of the terminal facing upward. If the terminal plane and the side surface of the vehicle rail are in contact with each other via the welding material, rainwater or the like is accumulated in the terminal and the rainwater or the like tends to flow out.
  • the instrument includes a pressing unit that presses the terminal, and a magnet unit that is connected to the pressing unit and can be attracted to the vehicle rail.
  • the pressing means is fixed by the magnet means and the bond is joined without fixing the clamp to the bottom of the rail.
  • the terminal can be crimped to the rail head, rail abdomen and rail bottom.
  • the bond according to the present invention can be bonded to the vehicle rail with high bonding strength.
  • the bonding method according to the present invention can bond a bond to a vehicle rail with high bonding strength.
  • FIG. 1 is a schematic side view showing a first mode of a bond to which the present invention is applied, and Fig. 1 (b) shows a first mode of a bond to which the present invention is applied.
  • FIG. 1 (c) is a schematic plan view showing a first mode of a bond to which the present invention is applied.
  • FIG. 2 (a) is a schematic side view showing a second embodiment of the bond to which the present invention is applied.
  • FIG. 2 (b) is a schematic front view showing a second embodiment of the bond to which the present invention is applied, and FIG.
  • FIG. 5 is a schematic plan view showing a second embodiment of a bond to which the present invention is applied.
  • FIG. 3 (a) is a schematic side view showing a third embodiment of the bond to which the present invention is applied.
  • FIG. 3 (b) is a schematic front view showing a third embodiment of the bond to which the present invention is applied, and FIG. 3 (c)
  • FIG. 5 is a schematic plan view showing a third embodiment of a bond to which the present invention is applied.
  • FIG. 4 is a schematic explanatory view showing an example of a bonding method of a bond to which the present invention is applied.
  • FIG. 5 (a) shows another example of the bonding method to which the present invention is applied from the side of the rail.
  • FIG. 5B is a schematic explanatory diagram showing another example of the bonding method to which the present invention is applied as viewed from the front of the rail.
  • FIG. 6 (a) is a schematic front view of a conventional bond
  • FIG. 6 (b) is a cross-sectional view taken along the line AA in FIG. 6 (a).
  • FIG. 7 is a schematic explanatory view showing a conventional joining method for joining a bond to a rail. Explanation of sign
  • FIG. 1 (a) is a schematic side view showing a first mode of a bond to which the present invention is applied
  • Fig. 1 (b) is a schematic front view showing a first mode of a bond to which the present invention is applied
  • FIG. 1 (c) is a schematic plan view showing a first embodiment of a bond to which the present invention is applied.
  • the rail bond 1 to which the present invention is applied includes a terminal 2 that is a flat plate made of brass, an annealed copper twisted wire 5 that is formed by twisting a plurality of annealed copper wires, and an attachment that connects the annealed copper twisted wire to the terminals. It consists of four parts.
  • the peripheral edge of the terminal is provided with an inclined surface 3 that forms an acute angle with respect to the extension line of the plane of the terminal joined to the side surface of the vehicle rail, and the plane of the terminal joined to the side surface of the vehicle rail is extended.
  • the inclination angle ex of the inclined surface with respect to the line is 45 °.
  • the thickness of the terminal 2 is 3 to 5 mm.
  • the force is not necessarily 3 to 5 mm.
  • the terminal may not be a flat plate made of brass, but may be a box shape made of, for example, an aluminum alloy.
  • the inclination angle ex of the inclined surface with respect to the surface of the terminal to be joined to the side surface of the vehicle rail is not necessarily 45 °.
  • the inclined surface 3 may be formed not only on one side of the terminal but also on the entire peripheral portion!
  • the annealed copper twisted wire may be directly connected to the terminal without using the attachment portion.
  • the bond of the present invention may of course be a signal bond.
  • FIG. 2 (a) is a schematic side view showing a second embodiment of the bond to which the present invention is applied
  • Fig. 2 (b) is a schematic showing a second embodiment of the bond to which the present invention is applied
  • FIG. 2 (c) is a schematic plan view showing a second embodiment of the bond to which the present invention is applied.
  • the attachment portion 4 is formed in a pipe shape to surround the annealed copper twisted wire 5, and the terminal 2 and the attachment portion 4 are integrally formed.
  • the thickness of the terminal 2 is 3 to 5 mm.
  • the force is not necessarily 3 to 5 mm.
  • an inclined surface 3 that forms an obtuse angle with respect to an extended line of the plane of the terminal to be joined to the side surface of the vehicle rail is provided at the peripheral portion of the terminal, and is joined to the side surface of the vehicle rail.
  • the inclination angle ⁇ of the inclined surface with respect to the extension line of the terminal plane is 135 °.
  • the inclined surface 3 is provided on the three sides of the terminal 2.
  • the inclination angle ⁇ of the inclined surface with respect to the extension line of the plane of the terminal to be joined to the side surface of the vehicle rail is not necessarily 135 °.
  • the inclined surface does not necessarily have to be provided on three sides, for example, it may be provided on one or two sides, but it does not extend to the plane extension of the terminal to be joined to the side surface of the vehicle rail. Therefore, it is preferable that there are many inclined surfaces that form obtuse angles because heat is easily transferred to the joint surface.
  • the mounting portion 4 fits within the surface area of the terminal 2 and is connected to the terminal 2, so that the portion protruding from the surface area of the terminal 2 is lost.
  • the generation of cracks at the intersection of the surface of the terminal substantially perpendicular to the mounting portion 4 and the mounting portion 4 is suppressed.
  • the curved portion of the annealed copper twisted wire 5 of the rail bond 1 shown in FIG. 2 (c) is more gently curved than the curved portion of the annealed copper twisted wire 5 of the rail bond 1 shown in FIG. 1 (c). It is curved and the rail bond 1 attached to the vehicle rail is broken even when subjected to vibration. Other than these, it is the same as the bond shown in Figure 1.
  • FIG. 3 (a) is a schematic side view showing a third embodiment of the bond to which the present invention is applied
  • FIG. 3 (b) is a schematic view showing the third embodiment of the bond to which the present invention is applied
  • FIG. 3 (c) is a schematic plan view showing a third mode of the bond to which the present invention is applied.
  • peripheral edge of the terminal is substantially perpendicular to the plane of the terminal joined to the side surface of the vehicle rail.
  • the other points are the same as the bond shown in Figure 2.
  • FIG. 4 is a schematic explanatory view showing an example of a bonding method of the bond to which the present invention is applied.
  • Solder 13 having a melting temperature of 200 to 400 ° C was used as the welding material, and this was melted with a burner (not shown) using oxygen and propan gas as heat sources, and an annealed copper twisted wire 5 was attached.
  • the rail bond terminal 2 is attached to the joint surface of the rail bond and the outer side surface of the rail head 6A of the rail (vehicle rail) 6 to which the terminal is joined.
  • the peripheral portion of the terminal has an inclined surface that forms an acute angle with respect to an extension line of the flat surface of the terminal joined to the side surface of the vehicle rail.
  • the clamp 12 of the clamp device 7 composed of the pressing means 8, the pressure adjusting screw 9, the support column 10, the fixing screw 11, and the clamp 12 is tightened, and the fixing screw 11 is tightened to the rail bottom 6C. And fix.
  • the height of the clamping device 7 is lower than the height of the rail 6.
  • the terminal 2 is attached to the outer side surface of the rail head 6A to which the solder adheres so that the inclined surface is located on the upper side, and the solder is attached with a burner (not shown) using oxygen and propane gas as heat sources. While heating, the terminal 2 is pressed against the outer side surface of the rail head portion 6A by the pressing means 8 of the clamping device 7 to be crimped.
  • the solder is inserted between the inclined surface and the side surface of the rail head. Then, when the temperature of the terminal 2 is lowered, the annealed copper twisted wire 5 is inserted into the mounting portion 4 and force squeezed to attach the annealed copper twisted wire 5 to the terminal 2. By rubbing in this way, the annealed copper wire 5 becomes difficult to cut.
  • the other pressing means (not shown) that extends substantially perpendicular to the pressing means 8 and is positioned at the approximate center of the column 10 is not shown.
  • the terminal 2 is crimped to the side surface of the rail abdomen 6B, and the molten solder is inserted between the inclined surface and the side surface of the rail abdomen.
  • the terminal is disposed at a predetermined position so that the side of the terminal and the vehicle rail are in contact with each other via the welding material, and the terminal is pressed against the vehicle rail while heating the welding material. It is not necessary to use a clamping device as shown in Fig. 4
  • the step of arranging the terminal at a predetermined position so that the terminal and the side surface of the vehicle rail are in contact with each other through the welding material, and the step of pressing the terminal against the vehicle rail while heating the welding material If there is, solder of any composition can be used as the welding material. For example, if solder containing 20 to 24% cadmium is used, the bonding strength is preferably increased.
  • the step of arranging the terminal at a predetermined position so that the side of the terminal and the vehicle rail are in contact with each other through the welding material and the step of pressing the terminal against the vehicle rail while heating the welding material
  • a burner using oxygen and propane gas as the heat source For example, a burner using only propane gas as the heat source, a burner using only acetylene gas as the heat source, or oxygen and acetylene gas as the heat source. You can heat it with a burner.
  • a method of joining by using a clamp device in which a rail bottom portion is clamped and fixed with a fixing screw, and a terminal is pressed and crimped thereon is described as an example.
  • the step of arranging the terminal at a predetermined position so that the plane of the terminal and the side surface of the vehicle rail are in contact with each other via the welding material, and the step of pressing the terminal against the vehicle rail while heating the welding material If there is, there is no need to use a clamping device that presses and crimps the terminal above the clamp with the rail bottom in between. Even when the terminal is joined to the side surface of the rail, the rail bottom can be clamped and fixed at the position of the sleeper, and the terminal can be pressed and crimped by moving the pressing means.
  • the rail bond joining method in which the terminal is joined to the rail head is described as an example, but a signal bond joining method in which the terminal is joined to the rail abdomen or rail bottom may be used. That's awkward.
  • the joint strength of the terminals joined in this way was measured. A shear load was applied to the joined terminals using a hydraulic cylinder, and the load when the terminals dropped was examined. As a result, the bond strength of the bond terminal bonded by the bonding method to which the present invention is applied is 100 to 160 kN, and the bond strength of the bond terminal bonded by the conventional bonding method is 75: higher than that of LOOkN. It was.
  • FIG. 5 (a) is a schematic explanatory diagram showing another example of the bonding method of the bond to which the present invention is applied, showing the state of the side force of the rail
  • FIG. 5 (b) is an application of the present invention
  • FIG. 6 is a schematic explanatory view showing a state in which the front force of the rail is seen as another example of the bonded bonding method.
  • the bonding method shown in FIG. 5 (a) and FIG. 5 (b) is different from the method of fixing the clamp 12 to the rail bottom 6C.
  • the pressing means 8 is fixed to the outer side surface of the rail head 6A by the mounting bar 15.
  • the inside of the mounting bar 15 is threaded and meshes with a thread provided on the surface of the pressing means 8 so that the pressing means 8 presses the terminal 2.
  • Both ends of the mounting bar 15 are attached to the outer side surface of the rail head 6A by magnets 14 in substantially parallel to the rail head 6A.
  • the terminal 2 can be crimped to the rail head 6A, the rail abdomen 6B, and the rail bottom 6C without worrying about the position of sleepers or the like. Also in this method, solder is attached to the joint surface of the rail bond terminal 2 and the outer side surface of the rail head 6A of the rail 6 to which the terminal is joined, and the solder of the rail head 6A is heated while heating the solder. The terminal 2 is pressed by the pressing means 8 against the outer side surface.
  • the magnet 14 and the mounting bar 15 attached to the outer side surface of the rail head 6A, and the pressing means 8 fixed by the mounting bar 15 and the pressing adjustment connected to the end of the pressing means 8 are provided.
  • the screw 9 is located at a position lower than the height of the rail 6, that is, below the upper surface of the rail head 6A with which the wheel contacts.
  • the peripheral edge of the terminal has an inclined surface that forms an obtuse angle with respect to the extension line of the terminal plane that is joined to the side surface of the vehicle rail. No solder is attached to the surface. The same applies to a case where a terminal whose peripheral edge portion is substantially perpendicular to the plane of the terminal that is joined to the side surface of the vehicle rail is joined to the vehicle rail.
  • the bond to which the present invention is applied has a flat surface at the terminal to be joined to the side surface of the vehicle rail, and therefore the terminal is connected to the side surface of the vehicle rail when joining to the vehicle rail.
  • the welding material is rapidly cooled on the side surface of the vehicle rail, and the generated bubbles can be discharged (defoamed) to the outside, so that it is bonded to the vehicle rail with high joint strength. be able to.
  • the peripheral portion of the terminal has an inclined surface that forms an acute angle with respect to an extension line of the plane, the inner force of the terminal gradually increases toward the peripheral portion between the side surface and the inclined surface of the vehicle rail.
  • the amount of the welding material can be increased, so that it is possible to join the vehicle rail with high joining strength.
  • the peripheral portion of the terminal has an inclined surface that forms an obtuse angle with respect to an extension line of the plane, the terminal is joined to the side surface of the vehicle rail with the inclined surface facing upward, and rainwater or the like In addition, rainwater and the like are likely to flow out, and the inclined surface is thinner than other terminal parts, and heat is easily transferred to the joint surface, so it is joined to the vehicle rail with high joint strength. can do.
  • peripheral portion of the terminal is substantially perpendicular to the plane, a force can be applied uniformly to the peripheral portion of the contact surface with the side surface of the vehicle rail. high Bonding can be performed with bonding strength.
  • the mounting portion is within the surface area of the terminal and is connected to the terminal, the surface of the terminal and the mounting portion are substantially perpendicular to the mounting portion where the portion protruding from the surface area of the terminal is connected. It is possible to suppress the occurrence of cracks at the intersections.
  • the bonding method to which the present invention is applied is generated by pressing the terminal against the side surface of the vehicle rail while heating the welding material, so that the welding material is rapidly cooled on the side surface of the vehicle rail.
  • the bubbles can be discharged (defoamed) to the outside, and the bond can be bonded to the side surface of the vehicle rail with high bonding strength.
  • the clamp tool or the like is disposed within a range that does not exceed the height of the vehicle rail. Bonding work can be performed without removing the tools such as the above, and the vehicle rail can be joined more efficiently than in the conventional joining method using a clamp tool.
  • the terminal is in contact with the plane of the terminal and the side surface of the vehicle rail via the welding material. Therefore, it is difficult for rainwater to collect at the terminals, and the rainwater can easily flow out, so that the bond can be bonded to the side surface of the vehicle rail with high bonding strength.
  • the clamp is not fixed to the bottom of the rail, but the pressing means of the clamp device is fixed by the magnet and the mounting bar to bond the bond. Can be crimped.

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  • Machines For Laying And Maintaining Railways (AREA)

Abstract

Dans le cadre de la présente invention, une brasure tendre est appliquée sur une surface de jonction d'une borne (2) d'une connexion de rail à rail et sur une face latérale sur le côté extérieur d'une partie de champignon de rail (6A) d'un rail (6) auquel est jointe la borne. Des moyens de compression (8) sont fixés à la face latérale sur le côté extérieur de la partie de champignon de rail (6A) par une barre de montage (15). L'intérieur de la barre de montage (15) est fileté et est engagé avec un filet de vis formé sur la surface des moyens de compression (8), de sorte que les moyens de compression (8) puissent comprimer la borne (2) tout en chauffant la brasure tendre. Les deux extrémités de la barre de montage (15) sont montées sur la face latérale sur le côté extérieur de la partie de champignon de rail (6A) par l'intermédiaire d'un aimant (14) sensiblement en parallèle avec la partie de champignon de rail (6A). L'aimant (14) et la barre de montage (15) montés sur la face latérale sur le côté extérieur de la partie de champignon de rail (6A), les moyens de compression (8) fixés par la barre de montage (15), et une vis de réglage de compression (9) placée à côté de l'extrémité des moyens de compression (8) sont positionnés en dessous de la hauteur du rail (6), c'est-à-dire en dessous de la surface supérieure de la partie de champignon de rail (6A) en contact avec une roue.
PCT/JP2006/320845 2006-10-19 2006-10-19 Liaison et procédé de jonction de liaison WO2008047437A1 (fr)

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PCT/JP2006/320845 WO2008047437A1 (fr) 2006-10-19 2006-10-19 Liaison et procédé de jonction de liaison

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PCT/JP2006/320845 WO2008047437A1 (fr) 2006-10-19 2006-10-19 Liaison et procédé de jonction de liaison

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WO2008047437A1 true WO2008047437A1 (fr) 2008-04-24

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015037112A1 (fr) * 2013-09-13 2015-03-19 株式会社昭和テックス Liaison de rail
JP2016105419A (ja) * 2016-02-24 2016-06-09 株式会社昭和テックス レールボンド

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4830327Y1 (fr) * 1967-08-15 1973-09-14
JPS6311167U (fr) * 1986-07-04 1988-01-25
JPH11176550A (ja) * 1997-12-12 1999-07-02 West Japan Railway Co レールボンド溶接用のクランプ装置
JP2004273403A (ja) * 2003-03-10 2004-09-30 Nichiyu Giken Kogyo Co Ltd レールボンド端子及びレールボンド端子の取付け施工法及びレールボンド端子取付け用治具

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4830327Y1 (fr) * 1967-08-15 1973-09-14
JPS6311167U (fr) * 1986-07-04 1988-01-25
JPH11176550A (ja) * 1997-12-12 1999-07-02 West Japan Railway Co レールボンド溶接用のクランプ装置
JP2004273403A (ja) * 2003-03-10 2004-09-30 Nichiyu Giken Kogyo Co Ltd レールボンド端子及びレールボンド端子の取付け施工法及びレールボンド端子取付け用治具

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015037112A1 (fr) * 2013-09-13 2015-03-19 株式会社昭和テックス Liaison de rail
JP2016105419A (ja) * 2016-02-24 2016-06-09 株式会社昭和テックス レールボンド

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