Photoflash lamp

Details Photoflash lamp Photoflash lamp

F - Mech Eng,Light,Heat,Weapons

21

K

67/30

F21K 5/08 (2006.01)

Patent

CA 1044909

ABSTRACT OF THE DISCLOSURE A photoflash lamp having a beadless ignition structure with short sloping inleads and containing an excess a- mount of oxygen for sufficiently burning back the inleads to prev- ent post-ignition shorting. The combustible fill material in the lamp comprises fine shreds of metal foil, and preferably, the in- leads are of a much larger cross-section than the shreds so that burning back of the inleads will occur near the end of the flash cycle.

236176

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