Filament-type lamp primer and fabrication process

Details Filament-type lamp primer and fabrication process Filament-type lamp primer and fabrication process

F - Mech Eng,Light,Heat,Weapons

21

K

240/76

F21K 5/00 (2006.01) F21K 5/08 (2006.01)

Patent

CA 1176614

D23,345 -10- ABSTRACT A filamentary-type photoflash lamp suitable for use with a relatively low voltage high current power source includes a glass envelope with a shredded metal fill, a pair of leads interconnected by a filament wire and a primer having percussively-ignitable and powdered combustible incandescible material on the leads with the primer material responsive to heat generated by the filament wire. A process for fabricating the above-described photoflash lamp is also provided as well as a primer material composition.

398562

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