Light source provided with light reflecting means

Details Light source provided with light reflecting means Light source provided with light reflecting means

1991-04-29

1993-04-27

Yusko, Donald J.

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Reflector

313315, 313318, H01K 126, H01J 550

Patent

active

052065588

ABSTRACT:
A light source includes a reflector, a lamp and a securing mechanism firmly fixing the lamp to the reflector. The reflector includes a reflecting portion and a central hollow neck portion having an inner surface. The lamp includes an envelope provided with a pinch-sealed portion; a light emitting component accommodated in the envelope; and current feedthroughs electrically connected to the light emitting components and passing through the pinch-sealed portion to project outwardly from the envelope. The securing mechanism includes a first metal sleeve tightly surrounding the pinch-sealed portion of the envelope; a second metal sleeve lining the inner surface of the neck portion of the reflector and surrounding the first metal sleeve; and clamping components affixed to the second sleeve. The clamping components fit into the hollow neck portion and encase the inner surface thereof from two opposite sides. The first and second metal sleeves are fixedly secured to one another.

REFERENCES:
patent: 4219870 (1980-08-01), Haraden et al.
patent: 4370587 (1983-01-01), Notelteirs
patent: 4564783 (1986-01-01), Kreig et al.
patent: 4843276 (1989-06-01), Jacrot
patent: 4864184 (1989-09-01), Fleming
patent: 5073742 (1991-12-01), Busai et al.

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