Tungsten-halogen lamp with variably positionable getter

Details Tungsten-halogen lamp with variably positionable getter Tungsten-halogen lamp with variably positionable getter

1982-04-28

1984-05-15

Demeo, Palmer C.

Electric lamp and discharge devices

With getter

Incandescent lamp type

313559, 313579, H01K 156

Patent

active

044490704

ABSTRACT:
A tungsten-halogen lamp employs a slidable getter which automatically positions itself in the lowest, and thus, coolest, portion of the envelope where it is most efficient. This feature allows such lamps to be burned in a horizontal or vertical mode; the vertical mode including both base down and base up positioning.

REFERENCES:
patent: 2462837 (1949-03-01), Braunsdorff
patent: 3829731 (1974-08-01), T'Jampens et al.
patent: 4361780 (1982-11-01), Brons
patent: 4415833 (1983-11-01), Oetken et al.

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