Sumitomo Wiring Systems, Limited

Sumitomo Electric Industries, Limited

Autonetworks Technologies, Limited

Shinji Iihoshi

Takahiro Chikusa

Yukihiro Fukatsu

Toshikazu Sakurai

Junya Matsuura

Keita Nakashima

Takeshi Suzuki

Mitsugu Furutani

Takashi Tonosaki

Yoshihiro Uchiyama

Yasuo Imai

Shigeki Shimada

Takuya Yamanaka

Kentaro Hirai

Tetsuya Ito

Tomohisa Uchida

Tomoya Itou

A connectorincludes a first housingand a second housingto be coupled to each other. The first and second housingsrespectively include a first walland a second wallpartitioning between the first and second housings. The first housingincludes a first cavity, a reference portionconstituting a part of the first wall,and a first openingcommunicating with the first cavity. The second housingincludes a restricting portionconstituting a part of the second wall. The restricting portionprojects into the first cavityfrom the first openingbeyond the reference portion, and a tip thereof in a projecting direction is arranged to face an end part of a wire

Connector

A press-fit terminal inserted into through hole of a circuit board along insertion direction includes a base portion extending in insertion direction, distal end portion, and two deformable portions. The distal end portion is on a front side to base portion in insertion direction and includes distal end portion side corner portions. The two deformable portions connect base portion and distal end portion and are contacted with an inner wall of through hole and elastically deformed. The two deformable portions include deformable portion side corner portions and deformable portion side corner portions include outer deformable portion side corner portions on outer side in direction crossing insertion direction. The two deformable portions include easy deformable portions, in portions having outer deformable portion side corner portions with curved surfaces whose radius of curvature RL is greater than a radius of curvature RS of curved surfaces of distal end portion side corner portions.

Press-fit terminal

A connector includes a first housing and a second housing having facing surfaces facing each other. One of the first and second housings includes a receiving portion open forward in a front end part and the other includes a rotating portion to be arranged in the receiving portion in the front end part. The second housing is rotated with respect to the first housing about an axis passing through the rotating portion in the receiving portion along a width direction and is coupled to the first housing. The first housing includes a lock receiving portion open forward and rearward in the front end part. The second housing includes a locking portion projecting toward the first housing and to be fit to the lock receiving portion in the front end part. The locking portion includes a wide restricting portion, and the lock receiving portion includes a wide restriction receiving portion.

A connector includes a housing () having a flange () provided on an outer periphery and a lock arm () having an unlocking portion () and provided near the flange (), and a grommet () in the form of a resilient tube and to be externally fit on the flange (). The grommet () includes a cover () for covering the unlocking portion (). The lock arm () is deflected and deformed in an unlocking direction by the unlocking portion () being pressed via the cover (). The cover () includes an operating recess () shaped to bulge toward the unlocking portion () and be concave when viewed from a pressing operation side. The unlocking portion () includes an inclined surface () for converting a pressing force applied in a depth direction of the operating recess () into a force in the unlocking direction during an unlocking operation.

It is aimed to provide a connector capable of suppressing opening deformation of an operating member and avoiding enlargement. A U-shaped operating member () is arranged to straddle a housing () and is linearly movable from an initial position to a connection position while arms () slide on the housing () and proceeds with a connecting operation of the housing () and a mating housing () by cam engagement of the arms () with the mating housing () during a movement. The housing () includes support shafts () and the arms () include linearly extending long grooves () into which the support shafts () are inserted to be slidable in contact therewith. The support shaft () includes jaws () and the long groove () includes an engaging edge () configured to contact the jaws () in an opening direction of the arm ().

A connector () is provided with a waiting side housing () including a forwardly open receptacle () and is mounted in a mounting hole (H) of a panel (P). A fit-in side housing () includes a terminal accommodating portion () that can fit into the receptacle (). Drainage ports () are formed in a lower wall () of the receptacle (), and water guides () project into opening areas of the drainage ports () only from parts of opening edges of the drainage ports (). Upper surfaces of the water guides () define water guiding surfaces () connected to an upper surface (S) of the lower wall ().

Connector having a drainage port

An operating member () is displaceable to an assembled position, an initial position and a connection position with respect to a housing () and proceeds with a connecting operation of the housing and a mating housing () by cam engagement with the mating housing () when being displaced from the initial position to the connection position. The housing () includes resilient locks () configured to restrict a displacement of the operating member () in a direction opposite to that from the assembled position toward the initial position by resiliently locking the operating member () at the assembled position and restrict a displacement of the operating member () in a return direction from the initial position to the assembled position by resiliently locking the operating member () at the initial position.

Connector with linearly movable operating member that is movable optionally in opposite first and second moving directions for connecting the connector to a mating connector

An operating member () is displaceable to an assembled position, an initial position and a connection position with respect to a housing (). The operating member () is rotated from the assembled position to the initial position with support shafts () inserted into end portions () of long grooves () serving as a center of rotation and includes a rotating mechanism configured to increase a laterally projecting amount of the housing () as the operating member moves from the assembled position toward the initial position and a sliding mechanism configured to move the operating member in a direction to reduce the laterally projecting amount from the initial position to the connection position while the support shafts () are displaced relative to the long grooves () and proceed with a connecting operation of the both housings () by cam engagement with a mating housing () during a movement.

A moving direction of an operating member () from an initial position toward a connection position with respect to a housing () is selectable from directions along a first movement path and a second movement path opposite to each other. The housing () includes a first lock portion () and a second lock portion () at positions line-symmetrical with respect to a center of a length along the moving direction of the operating member (). The first and second lock portions () lock and hold the operating member () selected to move along the first movement path respectively at the initial position and the connection position and lock and hold the operating member () selected to move along the second movement path respectively at the connection position and the initial position.

Connector with an operating member mountable in either of two opposite orientations and locks for locking the operating member at an initial position and a connection position in either orientation

An operating member () includes a plate-like arm () configured to cover an outer surface of a housing () and is displaceable to an initial position and a connection position. A resilient piece () is provided on an outer edge of the arm () and projects along a plate surface of the arm (). The resilient piece () restricts a displacement of the operating member () from the initial position to the connection position by resiliently locking a lock receiving portion () while being unlocked from the lock receiving portion () by being pressed by an unlocking portion () of a mating housing () and allowing displacement of the operating member () to the connection position. The resilient piece () is shaped to be delectable and deformable in a direction along the plate surface of the arm portion () when being pressed by the unlocking portion ().

Connector with operating member to assist connection to mating connector and resilient piece to restrict inadvertent displacement of operating member

A connector is miniaturized and while still preventing damage to locking lances. Deflectable first and second locking lances () configured to lock first and second terminal fittings () are arranged to be exposed on first and second facing surfaces () of first and second housings (). When the first and second housingsare assembled, the first and second locking lances () are arranged back-to-back with each other. Surfaces of the first and second locking lances () facing the first and second cavities () on tip parts in a projecting direction are continuous without any step and include locking surfaces () configured to lock the first and second terminal fittings () on tips in the projecting direction.

Connector with housings held in an assembled state by externally exposed locks at positions to be gripped for connection to or separation from a mating housing

Connector with streamline locking lances

A laminated connector () includes a plurality of housings () in which terminal accommodating chambers () for accommodating terminal fittings () are arranged side by side in a predetermined direction and is structured such that the housings () are laminated. The laminated connector () includes at least a first housing () and a second housing () as the plurality of housings (). A projection (first projections ()) of the first housing () is inserted into a recess (second recesses ()) of the second housing (), arranged over a plurality of the terminal accommodating chambers () in the second housing () and capable of regulating movements of the respective terminal fittings () accommodated in the terminal accommodating chambers () at a position, where the projection is arranged, in a pull-out direction.

Laminated connector

Connector with a deflectable locking lance exposed on an outer surface of a housing

A connector includes a pressure receiving surface () on a front of a locking lance () and a lock () on a terminal () is configured to lock the pressure receiving surface (). An inclined surface () on a facing surface () of the locking lance () faces the terminal () and is inclined to be more separated from the terminal fitting () toward the back. A guiding surface () on the pressure receiving surface () is configured to deflect the locking lance () toward the terminal () when the lock () presses the pressure receiving surface (). A contact surface () behind the pressure receiving surface () on the locking lance () faces the terminal (). A deflection regulating portion () behind the lock () on the terminal () faces the contact surface () while being spaced apart parallel to a resilient deflecting direction of the locking lance ().

Growing community of inventors

Mie, Japan

Shinji Iihoshi