CN111585055B - Wire harness cable for automobile - Google Patents

Wire harness cable for automobile Download PDF

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Publication number
CN111585055B
CN111585055B CN202010486679.5A CN202010486679A CN111585055B CN 111585055 B CN111585055 B CN 111585055B CN 202010486679 A CN202010486679 A CN 202010486679A CN 111585055 B CN111585055 B CN 111585055B
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China
Prior art keywords
wire
conductive cutter
groove
electric wire
cutter
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CN202010486679.5A
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Chinese (zh)
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CN111585055A (en
Inventor
陈浩
陈智
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SHANGHAI YONGJIN CABLE (Group) Co.,Ltd.
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Shanghai Yongjin Cable Group Co ltd
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Publication of CN111585055A publication Critical patent/CN111585055A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-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
    • H01R4/10Electrically-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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
    • H01R4/18Electrically-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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/04Apparatus 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
    • H01R43/048Crimping apparatus or processes
    • H01R43/05Crimping apparatus or processes with wire-insulation stripping

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)

Abstract

The invention discloses an automobile wire harness cable, which relates to the field of wire harness cables and comprises a connector and wires, wherein the connector comprises a shell, a quick-plug terminal is fixed at one end of the shell, an inserting hole for inserting the wires is formed in one end, away from the quick-plug terminal, of the shell, an internal chute is formed between the inserting hole and the quick-plug terminal, a conductive cutter for obliquely cutting the wires is arranged in the internal chute in a sliding mode, a first sliding groove penetrating through the shell is formed in one side, away from the inserting hole, of the conductive cutter, a sliding block fixed with the conductive cutter is arranged in the first sliding groove in a sliding mode, and after the insulating outer skin of the wires is completely cut off by the conductive cutter, two ends of the conductive cutter are respectively and electrically connected with the wires and the quick-plug terminal. Aiming at the problem that the existing electric wires and cables and connecting terminals are inconvenient to install, the invention has the advantages of quick connection of the electric wires and cables and the connecting terminals and no need of wire stripping.

Description

Wire harness cable for automobile
Technical Field
The invention relates to the field of wire harness cables, in particular to a wire harness cable for an automobile.
Background
The automobile wire harness wire is a network main body of an automobile circuit, and the automobile circuit does not exist without the wire harness wire. The wire harness is a component in which a contact terminal (connector) punched from a copper material is crimped with a wire cable, and then an insulator is molded or a metal case is added to the outside of the wire cable, thereby forming a connection circuit by bundling the wire harness. The traditional crimping mode of the contact terminal and the wire cable is that an insulating protective layer at one end of the wire cable is cut off to expose a copper wire, and the copper wire is inserted into the contact terminal to be crimped and fixed, so that electric connection is realized.
To the contact terminal structure of current pencil electric wire, chinese patent for patent publication No. CN209016358U, it discloses an automobile wire harness binding post, including insulating housing and contact pin, the contact pin passes through the insulating seat and sets up in the inner chamber of casing, is provided with buckle or buckle groove on two lateral walls of casing, and the upper surface of casing is provided with mobilizable pressing plate, and it has the jump ring to press the clamp plate built-in, and the bottom and the front end setting of jump ring run through on the casing and press the clamp plate roof and stretch out the distance of pressing the clamp plate roof and setting for on the casing.
In the above patent, when fixing the electric wire and cable to the connection terminal, the insulation protection layer at the insertion end of the electric wire and cable needs to be stripped in advance, and under the condition of lacking a special stripping tool, the connection is inconvenient, and an improvement needs to be made.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a wire harness cable for an automobile, which has the advantages of no wire stripping and quick wire installation.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a pencil cable for car, includes connector and electric wire, the connector includes the casing, casing one end is fixed with inserts the terminal soon, the casing is kept away from the one end of inserting the terminal soon is offered and is used for inserting the plug wire hole of establishing the electric wire, the plug wire hole with insert soon and be provided with inside chute between the terminal, inside chute internal slipping is provided with right the electric wire carries out the electrically conductive cutter of beveling, electrically conductive cutter keeps away from one side of plug wire hole is seted up and is run through the first spout of casing, first spout internal slipping be provided with electrically conductive cutter fixed slider mutually, electrically conductive cutter amputates completely behind the insulating crust of electric wire, electrically conductive cutter's both ends respectively with the electric wire with insert the terminal electricity soon and connect.
Through above-mentioned technical scheme, remove the slider and drive electrically conductive cutter and slide in inside chute, electrically conductive cutter cuts the insulating crust of electric wire and realizes the electricity with the sinle silk of electric wire through the mode realization of butt and is connected, realizes the electric wire through electrically conductive cutter and inserts the electric connection of terminal soon, need not to strip the cable.
The present invention in a preferred example may be further configured to: the conductive cutter is an elastic blade, and the cut-in end of the conductive cutter is provided with an upper oblique plane convenient for cutting the electric wire and a lower oblique plane capable of exerting a guiding effect to reduce damage to the wire core of the electric wire.
Through the technical scheme, the sharpness of the end part of the conductive cutter is increased by the upper oblique plane, so that the conductive cutter can be more easily cut into the wire skin of the electric wire, and the wire skin of the electric wire can be conveniently cut by the conductive cutter; electrically conductive cutter is after the position of cutting the sinle silk, because the hardness of sinle silk is higher than the hardness of line skin, electrically conductive cutter takes place crooked parallel and sinle silk axis cutting line skin to be connected through the mode and the sinle silk electricity of butt, the slope of tangent plane under the cooperation, the guide electrically conductive cutter takes place to warp, and electrically conductive cutter can not cause too big damage to the sinle silk, ensures the conductivity of sinle silk.
The present invention in a preferred example may be further configured to: the quick-plug terminal is connected with the plug wire hole, a connecting groove matched with the conductive cutter in a plug-in mode is formed between the quick-plug terminal and the plug wire hole, and an elastic power connection seat which is electrically connected with the quick-plug terminal and matched with the conductive cutter in a butt joint mode is fixed in the connecting groove.
Through above-mentioned technical scheme, electrically conductive cutter inserts in the spread groove and connects the electrical connection with elasticity electricity seat, and then accomplishes the sinle silk of electric wire and the electric connection of inserting the terminal soon, and the slip of accessible electrically conductive cutter is realized in step, and the operation is succinct, convenient to use.
The present invention in a preferred example may be further configured to: the conductive cutter is embedded with a strip-shaped electric copper sheet arranged along the axis direction of the wire inserting hole, and when the conductive cutter is inserted into the connecting groove, the two ends of the electric copper sheet are respectively abutted to the wire core of the electric wire and the elastic electric socket.
Through above-mentioned technical scheme, use the better electric copper sheet that connects of electric conductive property to realize the sinle silk and insert the electric connection between the terminal soon, optimize electric connection performance.
The present invention in a preferred example may be further configured to: the inside chute with be provided with between the spread groove and run through the casing with the bin outlet intercommunication comes the discharge to be amputated the bin outlet of electric wire crust, the bin outlet with first spout is located same one side of casing.
Through above-mentioned technical scheme, the back is installed to the electric wire, can take out the line skin part of amputated from the bin outlet, and the bin outlet can also reduce the extrusion force that the electric wire received by the cutting section, and then makes things convenient for the line skin of electrically conductive cutter cutting electric wire, facilitates the use.
The present invention in a preferred example may be further configured to: the shell is provided with correspond on the lateral wall of one side of first spout inside chute sets up the same outside chute of inclination, the slider is kept away from the one end of electrically conductive cutter be fixed with the inclined plane butt complex briquetting of outside chute, the briquetting is kept away from the one end of slider is provided with anti-skidding line.
Through above-mentioned technical scheme, promote the slider with the help of the briquetting and slide in first spout to set up anti-skidding line on the briquetting, made things convenient for the staff to exert thrust, facilitate the use to the slider.
The present invention in a preferred example may be further configured to: the wire inserting hole and the inner inclined groove penetrate through the inner inclined groove along the length direction of the inner inclined groove, and a pressing block fixed on the sliding block is arranged in the second sliding groove in a sliding mode.
Through above-mentioned technical scheme, the decline of slider still can make the compact heap descend, and the compact heap decline is pressed on the non-cutting section of electric wire, compresses tightly fixedly to the fine body of electric wire, improves the firm degree that the electric wire is fixed.
The present invention in a preferred example may be further configured to: and the end surface of one end of the pressing block close to the electric wire is provided with a ratchet inclined to one side far away from the quick-plug terminal.
Through the technical scheme, the ratchets interact with the wire sheaths of the electric wires, the electric wires are compressed by the ratchets, the electric wires prevent the ratchets from withdrawing, the withdrawing action of the electric wires and the conductive cutters can be prevented, and the electric wires and the connectors are fixed more firmly and reliably.
In summary, the invention includes at least one of the following beneficial technical effects:
(1) the conductive cutter is driven to slide in the inner chute by moving the sliding block, the conductive cutter cuts the insulating sheath of the wire and is electrically connected with the wire core of the wire in an abutting mode, the electric connection between the wire and the quick-plug terminal is realized through the conductive cutter, the cable does not need to be stripped in advance, the connection between the connector of the wiring harness cable and the wire is facilitated, and the high efficiency and the high speed are realized;
(2) furthermore, through the arrangement of the pressing block, the pressing block synchronously descends when the wire sheath of the cut electric wire is electrically connected, the electric wire is pressed and fixed, and the electric wire is more firmly connected with the connector.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention (wires not connected);
FIG. 2 is a schematic view of the overall structure of the present invention (wire-through);
FIG. 3 is an enlarged schematic view of area A of FIG. 2;
fig. 4 is an enlarged schematic view of the region B in fig. 2.
Reference numerals: 1. a connector; 2. an electric wire; 21. a wire core; 22. a wire sheath; 3. a housing; 31. an inner chute; 32. an outer chute; 33. a first chute; 34. a second chute; 35. a discharge outlet; 4. a quick-plug terminal; 5. a wire insertion hole; 6. connecting grooves; 7. an elastic electric connection seat; 71. an arched contact patch body; 8. a conductive cutter; 81. connecting a copper sheet; 82. an upper chamfer plane; 83. a lower bevel face; 9. a slider; 10. briquetting; 11. anti-skid lines; 12. a compression block; 13. a ratchet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a pencil cable for car, as shown in fig. 1 and fig. 2, including connector 1 and electric wire 2, connector 1 includes injection moulding's casing 3, 3 one ends of casing are inlayed and are equipped with fast plug terminal 4, the one end that fast plug terminal 4 was kept away from to casing 3 is provided with the plug wire hole 5 that is used for inserting electric wire 2, communicate through connecting groove 6 between the cavity at plug wire hole 5 and fast plug terminal 4 place, it is equipped with elastic connection seat 7 to inlay on the lower extreme pore wall of connecting groove 6, refer to fig. 3, elastic connection seat 7 is last integrative to be provided with elastic compressible arch and connects electric lamellar body 71, arch connects electric lamellar body 71 and the upper end pore wall of connecting groove 6 to touch under the exogenic action, elastic connection seat 7 is close to the one end of fast plug terminal 4 and realizes the electricity through the mode of.
Casing 3 keeps away from one end of inserting terminal 4 soon and is provided with the inside chute 31 that runs through casing 3 in order to communicate with wire insertion hole 5 in the top of wire insertion hole 5, inside chute 31 is the rectangular plate-like chute of 4 inclines of inserting terminal soon, outside chute 32 parallel with inside chute 31 is seted up to the up end of casing 3, between inside chute 31 and the outside chute 32, run through respectively along the incline direction of inside chute 31 between inside chute 31 and the wire insertion hole 5 and seted up first spout 33 and second spout 34.
Referring to fig. 2, a stainless steel elastic sheet type conductive cutting knife 8 is slidably disposed in the inner chute 31, and a copper strip rectangular plate-shaped electric contact copper sheet 81 made of copper is embedded in the center of the conductive cutting knife 8; referring to fig. 3, an upper chamfer 82 and a lower chamfer 83 are respectively formed on the upper side and the lower side of the cutting end of the conductive cutter 8, and the oblique angle of the upper chamfer 82 relative to the conductive cutter 8 is smaller than that of the lower chamfer 83 relative to the conductive cutter 8; go up the sharpness of chamfer 82 effective reinforcing electric conduction cutter 8 tip, reduce the degree of difficulty that electric conduction cutter 8 pierces the insulating epidermis of electric wire 2, contact the sinle silk 21 of electric wire 2 at electric conduction cutter 8 and because of sinle silk 21 texture is harder when forcing electric conduction cutter 8 to bend, lower chamfer 83 has the guide effect that the deformation takes place along sinle silk 21 length direction for guide electric conduction cutter 8, reduce the damage of electric conduction cutter 8 to metal conductor wire 2, the better conductivity of guarantee sinle silk 21.
Referring to fig. 2 and 4, a rectangular columnar sliding block 9 and a pressing block 12 are respectively arranged in the first sliding chute 33 and the second sliding chute 34 in a sliding manner, the axis of the sliding block 9 is perpendicular to the plane of the conductive cutter 8, and the axis of the pressing block 12 is perpendicular to the axis of the electric wire 2; one end of the pressing block 12 close to the electric wire 2 is integrally provided with a plurality of ratchets 13 along the length direction of the electric wire 2, and the ratchets 13 incline towards one side far away from the connecting groove 6; one end of the sliding block 9, which is far away from the conductive cutter 8, is integrally provided with a rectangular pressing block 10 which is abutted against the inclined surface of the external chute 32, and one side wall of the pressing block 10, which is far away from the external chute 32, is integrally provided with wavy anti-skid grains 11 which increase the friction resistance. Referring to fig. 2 and 3, when the conductive cutter 8 is inserted into the connecting groove 6 and the slider 9 slides to the bottom and cannot slide, both ends of the contact copper sheet 81 abut against the core 21 and the arch contact sheet of the electric wire 2, respectively.
Referring to fig. 1 and 2, a discharge opening 35 for discharging the cut insulating sheath is provided through the housing 3 between the inner chute 31 and the connecting groove 6, the discharge opening 35 and the first chute 33 are located on the same side of the housing 3, and the width of the discharge opening 35 is equal to the width of the wire insertion hole 5 so that the cable can be taken out from the discharge opening 35.
When the cable inserting device is used, the conductive cutter 8, the sliding block 9 and the pressing block 12 are respectively inserted into the inner inclined groove 31, the first sliding groove 33 and the second sliding groove 34 in a sliding mode, and a cable is inserted into the cable inserting hole 5 and abuts against the bottom of the hole; pressing a pressing block 10 on a sliding block 9 and pushing down along the inclined surface of an external inclined groove 32 to push the sliding block 9, a conductive cutter 8 and a pressing block 12 to synchronously move downwards obliquely, wherein the end part of the conductive cutter 8 penetrates into a wire skin 22 of an electric wire 2 and obliquely cuts the wire skin 22, after the end part of the conductive cutter 8 contacts with a copper wire core 21, the wire core 21 is inconvenient to cut due to high hardness of the wire core 21, the conductive cutter 8 bends under the action of oblique thrust and the blocking of the wire core 21 and transversely cuts the wire skin 22 by adhering to the wire core 21, after the wire skin 22 above the wire core 21 is completely cut, the end part of the conductive cutter 8 enters a connecting groove 6, the end part of the conductive cutter 8 is inserted between an arched electric connection sheet body 71 and the upper side of the connecting groove 6 and is clamped and fixed, and after the pressing block 10 slides to the bottom, two ends of an electric copper sheet 81 are respectively abutted against the wire core 21 and the arched electric connection sheet body 71; in the sliding process of the sliding block 9, the pressing block 12 descends along with the sliding block 9 and presses the wire sheath 22 of the non-cutting section of the electric wire 2, and the ratchet 13 at the end part of the pressing block 12 is pressed into the wire sheath 22 due to the action of the pressing force after the pressing block 12 stops moving; the completely cut-off thread sheath 22 is removed from the upper discharge opening 35.
In summary, the following steps: this application has the advantage of exempting from artifical wire stripping, the convenience that electric wire 2 and connector 1 are connected has effectively been improved, can excise wire 2's line skin 22 insulating layer and accomplish electric wire 2 and the electricity of fast inserting terminal 4 through slip briquetting 10, compact heap 12 can compress tightly electric wire 2 for the line body part that cuts simultaneously, make electric wire 2 and connector 1 be connected more the fastening and make electric wire 2's sinle silk 21 be difficult for receiving the damage, high durability and convenient use, and is simple to operate.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (7)

1. A wire harness cable for an automobile comprises a connector (1) and an electric wire (2), and is characterized in that the connector (1) comprises a shell (3), a quick plug terminal (4) is fixed at one end of the shell (3), a plug wire hole (5) for inserting the electric wire (2) is formed in one end, away from the quick plug terminal (4), of the shell (3), an inner inclined groove (31) is formed between the plug wire hole (5) and the quick plug terminal (4), a conductive cutter (8) for beveling the electric wire (2) is arranged in the inner inclined groove (31) in a sliding mode, a first sliding groove (33) penetrating through the shell (3) is formed in one side, away from the plug wire hole (5), of the conductive cutter (8), a sliding block (9) fixed with the conductive cutter (8) is arranged in the first sliding groove (33) in a sliding mode, after the conductive cutter (8) completely cuts off the insulation sheath of the electric wire (2), two ends of the conductive cutter (8) are respectively and electrically connected with the electric wire (2) and the quick-plug terminal (4); the conductive cutter (8) is an elastic blade; the quick plug-in terminal (4) with set up between plug wire hole (5) with electrically conductive cutter (8) grafting complex spread groove (6), spread groove (6) internal fixation have with quick plug-in terminal (4) electricity be connected and with peg graft in spread groove (6) electrically conductive cutter (8) butt complex elasticity connects electrical socket (7).
2. The wire harness cable for the automobile as claimed in claim 1, wherein the cut end of the conductive cutter (8) is provided with an upper chamfer (82) for facilitating cutting of the electric wire (2) and a lower chamfer (83) for guiding to reduce damage of the conductive cutter (8) to the core (21) of the electric wire (2).
3. The wire harness cable for the automobile as claimed in claim 1, wherein an elongated electric contact copper sheet (81) is embedded in the conductive cutter (8) and arranged along the axial direction of the wire insertion hole (5), and when the conductive cutter (8) is inserted into the connecting groove (6), two ends of the electric contact copper sheet (81) are respectively abutted against the wire core (21) of the electric wire (2) and the elastic electric contact seat (7).
4. The wire harness cable for the automobile as claimed in claim 1, wherein a discharge opening (35) for discharging the cut-off outer skin of the electric wire (2) is provided between the inner chute (31) and the connecting groove (6) through the housing (3) in communication with the wire insertion hole (5), the discharge opening (35) being located on the same side of the housing (3) as the first chute (33).
5. The wire harness cable for the automobile as claimed in claim 1, wherein an outer inclined groove (32) with the same inclination is formed on a side wall of the housing (3) on which the first sliding groove (33) is formed, the side wall corresponding to the inner inclined groove (31), one end, away from the conductive cutter (8), of the sliding block (9) is fixed with a pressing block (10) in abutting fit with an inclined surface of the outer inclined groove (32), and one end, away from the sliding block (9), of the pressing block (10) is provided with an anti-skid thread (11).
6. The automotive wire harness cable according to claim 5, wherein a second sliding groove (34) penetrates through the wire insertion hole (5) and the inner inclined groove (31) along the length direction of the inner inclined groove (31), and a pressing block (12) fixed on the sliding block (9) is arranged in the second sliding groove (34) in a sliding manner.
7. The wire harness cable for the automobile as claimed in claim 6, wherein a ratchet (13) inclined to a side away from the quick-plug terminal (4) is provided on an end surface of the holding-down block (12) near one end of the electric wire (2).
CN202010486679.5A 2020-06-01 2020-06-01 Wire harness cable for automobile Active CN111585055B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010486679.5A CN111585055B (en) 2020-06-01 2020-06-01 Wire harness cable for automobile

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Application Number Priority Date Filing Date Title
CN202010486679.5A CN111585055B (en) 2020-06-01 2020-06-01 Wire harness cable for automobile

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CN111585055A CN111585055A (en) 2020-08-25
CN111585055B true CN111585055B (en) 2021-09-21

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2436888A1 (en) * 1974-07-31 1976-02-19 Siemens Ag Connector for joining insulated cable cores - uses wedge with serrated face
CN103597673A (en) * 2011-06-09 2014-02-19 西蒙独资有限公司 Electrical contact

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DE4403507C1 (en) * 1994-02-04 1995-02-16 Kaiser Gmbh & Co Kg Terminal contact device
JP3415426B2 (en) * 1998-02-06 2003-06-09 英朗 茂治 Apparatus for stripping the sheath of a cord in a connector and method for connecting a core of the cord and a contact terminal in a connector
EP1542317B1 (en) * 2003-12-08 2007-01-31 Siemens Aktiengesellschaft Device for connecting an electrical wire
CN2807505Y (en) * 2004-10-13 2006-08-16 李伟旬 Electric wire connecting junction
JP2010170706A (en) * 2009-01-20 2010-08-05 Yazaki Corp Connector
CN101728658B (en) * 2009-12-22 2012-01-25 鸿富锦精密工业(深圳)有限公司 Crystal head
CN102801008B (en) * 2011-05-23 2015-05-27 富士康(昆山)电脑接插件有限公司 Cable connector
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2436888A1 (en) * 1974-07-31 1976-02-19 Siemens Ag Connector for joining insulated cable cores - uses wedge with serrated face
CN103597673A (en) * 2011-06-09 2014-02-19 西蒙独资有限公司 Electrical contact

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Address after: 201400 no.388, Jinju Road, Jinhui Town, Fengxian District, Shanghai

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