Bulb socket

Details Bulb socket Bulb socket

1995-11-15

1999-04-20

Vu, Hien

Electrical connectors

With coupling movement-actuating means or retaining means in...

Bayonet coupling part movable about its axis

4396992, H01R 450

Patent

active

058952837

ABSTRACT:
A bulb socket which can receive both a round base bulb and a wedge base bulb. A bulb-receiving portion (23) is provided in its interior with a pair of bulb insertion grooves (26) which are symmetrically spaced at an angle of 180.degree.. The groove (26) has a guide portion (27) extending axially from an open edge to an inner part and an engaging portion (28) turning circumferentially at an inner end of the guide portion (27). A pair of projections on the base of the round base bulb are inserted into and secured to the bulb insertion grooves (26), respectively. Opposite side edges of a base of the wedge base bulb are inserted into and secured to the guide portions (27), respectively. The bulb-receiving portion (23) is provided in its interior with contact piece insertion grooves (30a, 30b) which receive a pair of positive and negative contact pieces for the round base bulb and a pair of positive and negative contact pieces for the wedge base bulb and which are disposed symmetrically at positions shifted circumferentially from the respective bulb insertion grooves (26).

REFERENCES:
patent: 4758181 (1988-07-01), Reedy
patent: 4804343 (1989-02-01), Reedy
patent: 4902251 (1990-02-01), Grzena
patent: 5087213 (1992-02-01), Drapcho et al.
patent: 5538443 (1996-07-01), Inoue et al.
Japanese Utility Model Public Disclosure No. 64-29794.

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