Abstract: A ground connection body (1) includes a first ground terminal (10), a second ground terminal (20) and a third ground terminal (30). The first ground terminal (10) includes a wire-side terminal portion (4) to be mounted on an end of a ground wire (E1) and a ground-side terminal portion (5) with a first bolt connection hole (6) connectable to a first bolt (G1) and a second bolt connection hole (7) connectable to a second bolt (G2). A second wire-side terminal portion (21) of the second ground terminal (20) is oblique to the first wire-side terminal portion (4) so that a second ground wire (E2) extends toward the first ground wire (E1). A third wire-side terminal portion (31) of the third ground terminal (30) is oblique to the first wire-side terminal portion (4) so that a third ground wire (E3) extends toward the first ground wire (E1).

Abstract: A wiring harness (1) includes a copper wire (3), an aluminum wire (4) and a ground terminal (2) connected to these wires. The ground terminal (2) includes two wire-side terminal portions (11), (12). A conductor barrel (11b) of the first wire-side terminal portion (11) is crimped to have such a first crimping height (H1) that the conductor barrel (11b) can come into contact with a surface of a conductor (3a) of the copper wire (3). A conductor barrel (12b) of the second wire-side terminal portion (12) is crimped to a conductor (4a) of the aluminum wire (4) to have such a second crimping height (H2) lower than the first crimping height (H1) that the conductor barrel (12b) can come into contact with the conductor (4a) of the aluminum wire (4) through an oxide film (4d) covering a surface of the conductor (4a).

Abstract: A joint connector and an assembling method are provided for simultaneously achieving waterproofing and double locking. A ground joint connector (1) includes wire-side terminals (20), a ground terminal (30), a connector housing (40), waterproof plugs (5) and a seal ring (6). The housing (40) includes a wire-side housing (41) and a ground-side housing (42). When the wire-side housing (41) is fixed to the ground-side housing (42) at a first position, locking lances (48) are not restricted at a locking position for locking the wire-side terminal (29) by lance locks (49) in the ground-side housing (42). On the other hand, when the wire-side housing (41) is fixed to the ground-side housing (42) at a second position, the locking lances (48) are restricted at the locking position for locking the wire-side terminals (20) by the lance locks (49).

Abstract: Provided is an electronic circuit unit which includes a circuit board, a case for the circuit board and a connector for external connection and can be miniaturized and simplified in structure. This electronic circuit unit includes a circuit board (10) provided with a plurality of conductors for connection (14) on an edge part (12), a case (CS) configured to house the circuit board, and a plurality of terminals (30) provided on ends of a plurality of wires (W). The case (CS) integrally includes a board housing portion (20) and a terminal holding portion (40). The board housing portion (20) holds the circuit board (10) at a specific board holding position. The terminal holding portion (40) holds these terminals (30) in such an arrangement that each terminal (30) comes into contact with each conductor for connection (14) of the circuit board (10) at the board holding position.

Abstract: A connector includes female terminals (10), a female terminal holder (20), male terminals (32) and a male terminal holder (40). The female terminal holder (20) includes a female terminal holding portion (50), and the female terminal holding portion (50) defines cavities (55) that open out in a direction perpendicular to a terminal fitting direction and includes female terminal locks (56, 57) configured to prevent separation of the female terminals (10) by contacting the female terminals (10) in the respective cavities (55) from behind. The male terminal holder (40) includes a male terminal holding portion (41) and a female terminal restraining portion (44) to be fit to the female terminal holding portion (50) to restrain the respective female terminals (10) from an outer side.

Abstract: A connector includes a terminal member including a contact portion that can be brought into contact with a connecting target member, the terminal member being attached to an end of a wiring material, a housing including an insertion recess into which the connecting target member can be inserted, the housing retaining the terminal member such that the contact portion can be brought into contact with the connecting target member inserted into the insertion recess, and a dust protection member that protects the insertion recess against dust by blocking an insertion opening of the insertion recess. The dust protection member is formed such that the dust protection member can be penetrated by the connecting target member when the connecting target member is inserted into the insertion recess.

Abstract: A joint connector (10) for electrically connecting a plurality of terminal fittings (20) mounted on ends of a plurality of ground wires (W) of a vehicle includes a pair of terminal holding portions (49A, 49A) for holding a pair of the terminal fittings (20, 20). A pair of locking lances (43, 43) deflectable with respect to each other and configured to suppress the withdrawal of the pair of terminal fittings (20, 20) by locking the pair of terminal fittings (20, 20) are arranged back to back with each other via a deflection permitting space (44) between the pair of terminal holding portions (49A, 49A).

Abstract: It is aimed to provide a ground connection fitting capable of enhancing the reliability of connection of a ground wire to ground sections and a ground connection device using the same. A first ground connection fitting (1) connects a ground wire (E1) to a first bolt (B1) and a second bolt (B2), which a plurality of ground sections provided on a wall surface of a vehicle. The first ground connection fitting (1) includes a wire connecting portion formed by a wire-side terminal portion (4) to be mounted on an end of the ground wire (E1), and a ground-side terminal portion (5) formed with a first bolt connection hole (6) connectable to the first bolt (B1) and a second bolt connection hole (7) connectable to the second bolt (B2).

Abstract: An electronic circuit unit includes a circuit board (10) with conductors for connection (14) on an edge (12), a case (20) for housing the circuit board (10) and a connector (C). The case (20) includes an opening (21) that allows the circuit board (10) to be inserted in a board inserting direction and holds the circuit board (10) at a specific board holding position. The connector (C) includes connector terminals (30) to be mounted on ends of wires (W), and a housing (40) for holding the connector terminals (30) so that the connector terminals (30) can simultaneously contact the conductors for connection (14). The housing (40) includes a lid (48) for closing the opening (21). The case (20) locks the housing (40) at a position where the connector terminals (30) contact the conductors for connection (14) of the circuit board (10) at the board holding position.

Abstract: A conductive plate (30) for grounding a plurality of first ground wires (W) to a body of a vehicle includes a conductive plate main body (31) with a body-side grounding portion (34) to be grounded to the body by being bolted to the body. Terminal connecting portions (32B) are on one end of the conductive plate main body (31) and are to be connected to wire-side terminals (21) electrically connected to the respective first ground wires (W). A first rib group (37) and a second rib group (38) project from the conductive plate main body (31) in a thickness direction of the conductive plate main body (31) and set the rigidity of the conductive plate main body (31) to be low at a position close to the body-side grounding portion (34) and high at a position distant from the body-side grounding portion (34).

Abstract: A connector terminal includes: a main body section having a board-contacting-surface which is flat and capable of contacting a connecting conductor of a circuit board; and an elastic deforming section that is positioned on a side opposite to the board-contacting-surface in a thickness direction of the circuit board, and that can deform elastically in the thickness direction with respect to the main body section.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A wire harness has a joint connector having a joint terminal and a connector housing. The joint terminal has a short-circuit section and a plurality of electrical contact portions aligned in a direction substantially orthogonal to an axial direction of wires. The connector housing has an external wall surrounding terminal chambers and exposed to the outside; and a plurality of terminal locking tabs formed integrally with the external wall the terminal locking tabs locking wire terminals. Each of the terminal locking tabs has a shape deflectable between an engaging position that locks each wire terminal and a disengaging position. The joint connector is fixed to the peripheral surface of a wire harness main body while the outer surface of the external wall of the connector housing faces and contacts the peripheral surface of the wire harness main body the connector housing being provided with the terminal locking tabs.