Electric bulb for identification lamp

Details Electric bulb for identification lamp Electric bulb for identification lamp

1997-12-30

1999-07-13

O'Shea, Sandra

Illumination

Plural light sources

With support

362226, 362227, 362800, 362269, 362427, F21V 2100

Patent

active

059216603

ABSTRACT:
An electric bulb for identification lamp comprising a bulb head, a bulb body, a plurality of light emitting diodes (LEDs) setting over the peripheral surface surrounding said bulb body, and a power supply unit to feed said LEDs, wherein, said power supply unit is set within said bulb body, and said bulb further comprises a connector with one end fixed connected to said bulb head, while another end rotably connected to said bulb body by apply a proper torque. Therefore, the advantages of such bulb are low power consumption and long lift-time, as well as light distribution well with emitting direction adjustable by rotating its body to show a noticeable identification with soft light to the viewers from both side. It also applicable for any lamps where the adjustment of light emitting direction is required.

REFERENCES:
patent: 5195904 (1993-03-01), Cyvoct
patent: 5463280 (1995-10-01), Johnson
patent: 5506760 (1996-04-01), Giebler
patent: 5575459 (1996-11-01), Anderson
patent: 5607190 (1997-03-01), Exandier

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