Halogen lamp with infrared reflective coating and halogen...

Details Halogen lamp with infrared reflective coating and halogen... Halogen lamp with infrared reflective coating and halogen...

2006-01-31

2006-01-31

Santiago, Mariceli (Department: 2879)

Electric lamp and discharge devices

With gas or vapor

Envelope with particular structure

C313S634000, C313S493000

Reexamination Certificate

active

06992446

ABSTRACT:
A halogen lamp of a 12V type including: a glass part, a portion of which is a light emitting portion having a space therein and the rest of which is a sealing portion, both portions being made of quartz glass; an infrared reflective coating formed to cover an outer surface of the glass part; a filament which, supported by the sealing portion, is provided in the inner space of the light emitting portion; a molybdenum foil which is embedded in the sealing portion and is electrically connected to the filament; and a power supply line, one end of which is connected to the molybdenum foil, the other end exposed to outside. The halogen lamp satisfies 450 mm2≦Sb≦650 mm2and Se≧−0.35Sb+520, where Sb and Se designate outer surface areas of the light emitting portion and the sealing portion, respectively.

REFERENCES:
patent: 4998036 (1991-03-01), Matsuura et al.
patent: 5138218 (1992-08-01), Honda et al.
patent: 5811934 (1998-09-01), Bunk et al.
patent: 10-501368 (1998-02-01), None

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