Decoration lamp device

Details Decoration lamp device Decoration lamp device

1998-05-12

2000-02-08

Patel, Ashok

Electric lamp and discharge devices

With envelope

Having base and connector

31331805, 31331809, 362226, 362267, 439611, H01R 3300, F21V 3100

Patent

active

060231270

ABSTRACT:
A decoration lamp device has a bulb, a sleeve having an upper groove receiving the bulb, and a screw base receiving the sleeve. The bulb has a first filament and a second filament. The sleeve has an upper rim, a plurality of protruded bars, the upper groove, a lateral hole communicating with the upper groove, an extended hole communicating with the upper groove, an aperture communicating with the extended hole, a bottom center hole communicating with the aperture, a welded spot positioning the first filament, and a bottom taper flange. The bottom taper flange has a block rim. The screw base has an upper flare flange, a plurality of slots matching the protruded bars, and an outer thread.

REFERENCES:
patent: 5013960 (1991-05-01), Tseng
patent: 5498922 (1996-03-01), Chang
patent: 5707138 (1998-01-01), Pan
patent: 5720544 (1998-02-01), Shu

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