Patent application number | Description | Published |
20100197179 | GROUND TERMINAL FITTING AND GROUND DEVICE WITH THE SAME - The present invention provides a ground terminal fitting capable of being fixed to a ground member through a simple operation while permitting production cost to be reduced, and a ground device having the ground terminal fitting. The ground terminal fitting comprises a terminal body surrounding a through-hole, a clamping piece having a rising portion rising from an outer peripheral edge of the terminal body and a distal end portion extending inwardly from the rising portion along the terminal body, and a clampable piece located adjacent to the clamping piece in a circumferential direction of the terminal body. The clamping piece is adapted to clamp, when the ground terminal fitting is superimposed on a second ground terminal fitting, a clampable piece of the second ground terminal fitting to prevent a relative displacement between the ground terminal fittings. The distal end portion is adapted to contact the ground member penetrating through the through hole to prevent a relative rotation of the ground terminal fitting with respect to the ground member. | 08-05-2010 |
20100203756 | JOINT CONNECTOR AND WIRE SHORT-CIRCUITING METHOD USING THE SAME - A joint connector capable of mutually short-circuiting wires reliably without an increase in the number of components and size thereof. The joint connector (JC) comprises a joint terminal for short-circuiting and a connector housing. The joint terminal includes a plurality of electric contact portions and a short-circuiting portion connecting the electric contact portions. The connector housing has a bottom wall and other walls surrounding a terminal insertion space into which each of the wire-side terminal is inserted, and a lance for locking the inserted wire-side terminal. The lance adapted to be deflected so as to project outwardly from the bottom wall, until the wire-side terminal reaches a proper insertion depth position, to be retracted from the wire-side terminal, and elastically return into the bottom wall, when the wire-side terminal reaches the position. The deflection of the lance allows the insertion of the wire-side terminal to be checked. | 08-12-2010 |
20100230160 | CRIMP TERMINAL, TERMINAL-PROVIDED WIRE, AND MANUFACTURING METHOD THEREOF - Provided is a technique of enabling high-compression crimping without breaking a crimp terminal while forming a recessed portion promoting a wire crimp portion of the crimp terminal to cut into a conductor in the wire crimp portion. The crimp terminal according to the invention includes a wire crimp portion, which is crimped to a conductor of a wire and includes a first crimp portion crimped to a base side of the conductor and a second crimp portion crimped to a tip end side. A recessed portion for promoting a cutting-in effect is formed in an inner surface of the wire crimp portion. A recessed portion formed in the second crimp portion is divided in a terminal width direction or is shallower than a recessed portion formed in the first crimp portion. Alternatively, the recessed portion is omitted and a recessed portion is formed only in the first crimp portion. | 09-16-2010 |
20100261391 | CRIMP TERMINAL, TERMINAL-PROVIDED WIRE, AND MANUFACTURING METHOD THEREOF - Provided is a technique of ensuring mechanical strength in a terminal-provided wire and lowering contact resistance between the wire and the crimp terminal, without greatly varying a crimp height of a crimp terminal onto the wire in an axial direction. A crimp terminal according to the invention includes a conductor barrel which is crimped to a conductor of a wire. The conductor barrel has an inner surface which closely contacts the conductor by bending. The inner surface has such a shape a surface thereof which closely contacts a tip end side part of the conductor inwardly projects beyond a surface thereof which closely contacts a base side part of the conductor, thus performing a higher compression of the tip end side part of the conductor than that of the base side part thereof by the bending. | 10-14-2010 |
20100267280 | ELECTRIC-WIRE BUNDLE WITH WATER-PROOFING CONNECTOR - A connector-equipped electric-wire bundle including a plurality of types of electric wires different in conductor cross-sectional area and elongation. The connector-equipped electric-wire bundle comprises a first electric wire having a first conductor, and a second electric wire having a second conductor with a greater cross-sectional area and a greater breaking elongation than those of the first conductor. A second connector terminal having, as a second crimp portion, only a conductor barrel and a water-proofing-plug barrel is attached to an end of the second electric wire, and a first connector terminal having, as a first crimp potion, a conductor barrel, a water-proofing-plug barrel and an intermediate barrel is attached to an end of the first electric wire. The intermediate barrel is crimped onto an insulating cover in an intermediate region between the end of the conductor of the first electric wire and a water-proofing plug. | 10-21-2010 |
20100297894 | TERMINAL CONNECTOR AND WIRE HARNESS - A wire barrel to be crimped onto an end of an electric wire has a surface on a side to face the electric wire. The surface has a plurality of recesses that extend in a direction that is to cross the axial direction of the electric wire and are separated from each other in the direction that is to cross the axial direction of the electric wire. The wire barrel has a thickness in a range from 0.15 mm to 1 mm before being crimped to the electric wire. Each recess has a depth in a range from 30% to 60% of the thickness of the wire barrel before the wire barrel is crimped onto the electric wire. | 11-25-2010 |
20110003518 | TERMINAL CONNECTOR AND ELECTRIC WIRE WITH TERMINAL CONNECTOR - Rims of an opening of each recess form a parallelogram, and comprise two first opening rims that that are parallel to a first direction and two second opening rims that are parallel to a second direction. The first opening rims of each of the recesses that are aligned along the first direction are arranged on a straight line along the first direction. The second opening rims of each of the recesses that are aligned along the second direction are arranged on a straight line along the second direction. The recesses are formed by pressing a wire barrel with a die where a plurality of protruding parts are formed so as to correspond to recesses. | 01-06-2011 |
20110009014 | TERMINAL CONNECTOR AND ELECTRIC WIRE WITH TERMINAL CONNECTOR - A plurality of recesses are formed on a surface of a wire barrel where an electric wire is provided. In a state before the electric wire is crimped onto the wire barrel, at least one of sides comprising rims of an opening of each recess of a quadrangular shape is a crossing side crossing at an angle of from 85 degrees to 95 degrees to an extending direction. In a state before the electric wire is crimped onto the wire barrel | 01-13-2011 |
20110028054 | CRIMPING TERMINAL AND METHOD OF MANUFACTURING TERMINAL-PROVIDED WIRE - A crimp terminal whose crimp state can be easily evaluated and to provide a method of manufacturing a terminal-provided wire comprising the crimp terminal. The crimp terminal includes a pair of conductor barrels which are crimped onto a conductor of an electric wire. The conductor barrel has an outer surface provided with a crimp state indicator for evaluating a crimp level thereof. The indicator may be a mark so shaped that a position of an internal end of an outwardly exposed part thereof is varied in a terminal axial direction corresponding to the crimp level, or include a plurality of marks spaced in a direction perpendicular to the terminal axial direction. | 02-03-2011 |
20110045713 | CRIMP TERMINAL, TERMINAL-EQUIPPED ELECTRIC WIRE WITH THE CRIMP TERMINAL, AND METHODS FOR PRODUCING THEM - Provided is a crimp terminal designed to be crimped onto an end portion of an electric wire to form a terminal-equipped electric wire, achieving both of ensuring mechanical strength of the terminal-equipped electric wire and reducing a contact resistance between the electric wire and the crimp terminal. The crimp terminal comprises an electric contact section and an electric-wire crimp section to be crimped onto a conductor in the end portion of the electric wire, the crimp terminal being formed of a metal plate which has a copper-containing plate body and a tin-plating layer covering a surface of the plate body. In the crimp terminal, the tin-plating layer has a smaller thickness in a crimp surface region where the electric-wire crimp section is to make contact with the end portion of the electric wire is less than that in an electrical contact surface region where the electric contact section is to make contact with a counterpart terminal. | 02-24-2011 |
20110094797 | ELECTRIC WIRE WITH TERMINAL CONNECTOR AND METHOD OF MANUFACTURING ELECTRIC WIRE WITH TERMINAL CONNECTOR - An electric wire with terminal connector including an electric wire having a core wire including a plurality of wires and a female terminal connector including a wire barrel that is crimped onto the core wire exposed from the electric wire, the following steps are executed. The steps include a step of removing wire insulation covering an outer peripheral surface of the core wire to expose the core wire, a step of holding the exposed core wire with jigs provided in a pair and applying ultrasonic vibration to the core wire via the jigs, and a step of crimping the wire barrel so as to surround a part of the core wire to which the ultrasonic vibration is applied. | 04-28-2011 |
20110269323 | GROUND JOINT CONNECTOR AND WIRE HARNESS INCLUDING THE SAME - The present invention provides a ground joint connector capable of collectively connecting a plurality of grounding wires included in a wire harness for a vehicle, to a given ground site, while occupying a little space. The ground joint connector JC comprises a plurality of wire terminals to be attached to respective terminal ends of the grounding wires, a grounding conductor a connector housing holding the grounding conductor. The grounding conductor includes a plurality of wire-side terminal portions to be fitted to the respective wire terminals in a terminal fitting direction and a ground-side terminal portion to be connected to the ground site while fixed onto the wall surface around the ground site. The wire-side terminal portions aligned in a direction approximately perpendicular to the terminal fitting direction and parallel to the wall surface, and integrally joined to the ground-side terminal portion. The connector housing holds the grounding conductor to allow the ground-side terminal portion to protrude to outside and includes a plurality of terminal receiving chambers and a plurality of terminal locking portions. The terminal locking portions lock the respective wire terminals inserted into the respective terminal receiving chambers and fitted with the respective wire-side terminal portions. | 11-03-2011 |
20110287647 | WATER-PROOFING JOINT CONNECTOR - The present invention provides a water-proofing joint connector capable of electrically interconnecting a plurality of terminals, with a simple structure, irrespective of the number of the terminals. The water-proofing joint connector includes a connection conductor, a housing and a cap member. The connecting conductor has a plurality of fitting portions to be fitted with respective terminals, preliminarily held within the housing. The housing includes a plurality of terminal insertion portions and a cap-member insertion portion which opens to an opposite side of the terminal insertion portions. The cap member has a cap portion to close the cap-member insertion portion and a fit detection portion to come into contact with the terminal locking portion elastically displaced by the terminals failing to be fully fitted, to thereby prevent the cap member from being attached to the cap-member insertion portion. | 11-24-2011 |
20110294317 | GROUND CONNECTING DEVICE AND WIRE HARNESS HAVING THE SAME - Provided are a ground connecting device occupying only a little space and a wire harness having the ground connecting device. The ground connecting device comprises first and second ground joint connectors to connect a plurality of first and second grounding wires included in a wire harness to a ground site. The first ground joint connector includes a plurality of first wire terminals to be attached to respective terminal ends of the first grounding wires and a first ground conductor having a first ground-side terminal portion and a first connector housing which holds the first ground conductor. The second ground joint connector includes a plurality of wire terminals to be attached to respective terminal ends of the second remaining grounding wires, and a second ground conductor having a second ground-side terminal portion, and a second connector housing which holds the second ground conductor. The first and second connector housings are stacked above a wall surface while the ground-side terminal portions of the first and second ground conductors are stacked. | 12-01-2011 |
20120000069 | METHOD FOR MANUFACTURING ELECTRIC WIRE WITH TERMINAL - A method for manufacturing an electric wire with a terminal, includes crimping a barrel portion of the terminal onto a core wire constructed of metal wires and creating a crack in a metal oxide layer immediately before the crimping. The metal oxide layer is formed on a metal surface of the core wire. The creating of crack is accomplished by applying a mechanical force to the metal oxide layer. | 01-05-2012 |
20120028494 | TERMINAL CONNECTOR AND ELECTRIC WIRE WITH TERMINAL CONNECTOR - An electric wire with a terminal connector includes an electric wire and a female terminal connector crimped onto a core wire exposed at the electric wire. A female terminal connector has a wire barrel having a surface to be applied to the core wire. The surface has a plurality of recesses formed therein. Each recess has a parallelogram-shaped opening edge. The opening edge of the recess includes a pair of first opening edges that are parallel to each other and a pair of second opening edges that are parallel to each other and different from the first opening edges. The recesses are spaced in the extending direction of the first opening edges and are spaced in the extending direction of the second opening edges. | 02-02-2012 |
20120228024 | WIRE HARNESS INCLUDING SHORT CIRCUIT AND PRODUCTION METHOD THEREFOR - A wire harness capable of forming a short circuit by use of a plurality of electric wires and a joint connector while being slenderized and reduced in weight. The wire harness includes a plurality of circuit modules each forming a short circuit. Each of the circuit modules, includes a plurality of electric wires, and a plurality of external-connection connectors, connected to respective first ends of the electric wires, and a joint connector, connected to respective second ends of the electric wires to short-circuit the electric wires. The electric wires constituting the circuit modules are bundled together so that the joint connector of each of the circuit modules is discretely disposed so as to be located in a vicinity of at least one of the external-connection connectors included in the circuit module, around which electric wires a binding tape is wound. | 09-13-2012 |
20130062117 | TERMINAL CONNECTOR AND ELECTRIC WIRE WITH TERMINAL CONNECTOR - An electric wire with a terminal connector includes an electric wire and a female terminal connector crimped onto a core wire exposed at the electric wire. A female terminal connector has a wire barrel having a surface to be applied to the core wire. The surface has a plurality of recesses formed therein. Each recess has an opening edge. The opening edge of the recess includes first opening edges that are parallel to each other. The first opening edges are arranged to overlap with each other in the extending direction of the electric wire so that the first opening edges are present over the entire length of all over the plurality of the recesses on the crimping portion in the extending direction of the electric wire. | 03-14-2013 |
20130062118 | Terminal Connector and Electric Wire with Terminal Connector - An electric wire with a terminal connector includes an electric wire and a female terminal connector crimped onto a core wire exposed at the electric wire. A female terminal connector has a wire barrel having a surface to be applied to the core wire. The surface has a plurality of recesses formed therein. Each recess has an opening edge. The opening edge of the recess includes first opening edges that are parallel to each other. The space between the recesses adjacent to each other in the extending direction of the first opening edge is set narrower than the space between the recesses adjacent to each other in the extending direction of the electric wire. | 03-14-2013 |
20130094814 | FIBER-OPTIC CABLE WITH FITTING - A fiber-optic cable with a fitting capable of increasing connection strength between a fiber-optic cable and an optical connector, which includes a fiber-optic cable including a sheath and a tensile member, an inner ring mounted on a circumference of the sheath from a position where the tensile member is drawn out of the sheath through a slit to a front end of the sheath, and a fitting mounted on the circumference and including a first portion mounted from the position where the tensile member is drawn out of the sheath to a position of the sheath on a side opposite to the ring side, and a second portion mounted while covering a circumference of the ring, wherein the first portion connects with the sheath, and the end portion of the tensile member is sandwiched by the ring and the second portion. | 04-18-2013 |
20130183002 | SLEEVE FOR OPTICAL CONNECTOR, AND OPTICAL CONNECTOR - A sleeve for an optical connector into which a ferrule arranged to hold an optical fiber is to be inserted, and by which an optical connector in which the sleeve is to be housed can be reduced in size in a direction that the optical connector is fitted into a counterpart optical connector. A sleeve for an optical connector includes a portion having a tube shape, into which a ferrule is to be inserted, and a hook portion at one end of the sleeve, the hook portion protruding in a diameter direction of the tube-shaped portion. | 07-18-2013 |