Double locking structure for terminal in electrical connectors

Details Double locking structure for terminal in electrical connectors Double locking structure for terminal in electrical connectors

1990-03-16

1990-11-13

Bradley, Paula A.

Electrical connectors

Coupling part including flexing insulation

Hinged or flexed detent on insulation engaging to secure...

439594, 439603, H01R 1344

Patent

active

049698419

ABSTRACT:
An electrical connector for preventing the terminal from slipping off from the rear thereof. The connector comprises a connector housing having a terminal accommodating chamber therein, a flexible engagement arm provided to the inner wall of the terminal accommodating chamber of the connector housing, the flexible arm extending forwardly, and engagement portion formed in a terminal for engagement with the tip of the flexible engagement arm, engagement pieces at each side of the engagement portion of the terminal, and engagement projection formed at each side of the flexible engagement arm, the engagement projections each having a vertical shoulder surface at the front and a tapered slope at the back thereof. The shoulder surfaces of the engagement projections are engaged with the rear edges of the engagement pieces of the terminal while at the same time the flexible engagement arm tip is engaged with the engagement portion of the terminal to provide a double locking for preventing the terminal from slipping off from the rear of the connector housing.

REFERENCES:
patent: 3886619 (1972-08-01), McCardell, Jr. et al.
patent: 3982805 (1976-09-01), Irie
patent: 4711508 (1987-12-01), Sueyoshi
patent: 4806123 (1989-02-01), Konishi et al.

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