Photoflash lamp

Details Photoflash lamp Photoflash lamp

1974-12-23

1977-08-30

Dority, Jr., Carroll B.

Combustion

Projector and igniter for liquid or gelled fuel slug or rod,...

431 93, F21K 502

Patent

active

040451569

ABSTRACT:
A photoflash lamp having an envelope composed of a crystallized glass which exhibits high refractoriness and mechanical strength and minimizes the propagation of flaws. The thermal expansion coefficient of the glass permits a match seal to commonly employed dumet wire leads.

REFERENCES:
patent: 3298553 (1967-01-01), Lusher
patent: 3463647 (1969-08-01), Kosiorek et al.
patent: 3504819 (1970-04-01), Veres
patent: 3506385 (1970-04-01), Weber et al.
patent: 3537868 (1970-11-01), Kosaka
patent: 3723790 (1973-03-01), Dumbaugh et al.
patent: 3788865 (1974-01-01), Babcock et al.
patent: 3817683 (1974-06-01), Weber
patent: 3832124 (1974-08-01), Loughridge et al.
patent: 3885182 (1975-05-01), Chu

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