Lensed end lamp with curved filament for uniform illumination

Details Lensed end lamp with curved filament for uniform illumination Lensed end lamp with curved filament for uniform illumination

1996-10-28

1998-08-11

O'Shea, Sandra L.

Electric lamp and discharge devices

With gas or vapor

Incandescent filament lamp

313113, 313271, 313578, 313315, 362326, 362255, 362335, H01K 128, H01K 700

Patent

active

057931593

ABSTRACT:
A lamp which provides substantially uniform illumination over a predetermined area which includes a glass envelope having a lensed end and a curved filament contained within the envelope. The filament contains a plurality of coils which are disposed in a concave orientation with respect to the lensed end.

REFERENCES:
patent: 2228342 (1941-01-01), Claude
patent: 4935668 (1990-06-01), Hansler et al.
patent: 5508587 (1996-04-01), Williams et al.
patent: 5515123 (1996-05-01), Baldwin et al.

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