Capped electric lamp

Details Capped electric lamp Capped electric lamp

1996-05-22

1997-05-20

Dority, Carroll B.

Illumination

Housing

Transparent globe type

31331808, F21S 110

Patent

active

056306628

ABSTRACT:
A capped electric lamp according to the invention comprises a lamp vessel (10) which is closed in a gastight manner and encloses a light source. The lamp vessel (10) is surrounded by a glass outer envelope (20) which is fastened at an end portion (21) to a housing (40) by means of a coupling member (30), which housing in addition supports a lamp cap (50). The coupling member (30) is made of metal, and the end portion (21) of the outer envelope (20) is fused to the coupling member (30). In the lamp according to the invention, the coupling member (30) is of a simple construction while nevertheless a blown outer envelope (20) can be used.

REFERENCES:
patent: 4363083 (1982-12-01), Tanaka et al.

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