Pyrotechnic piston device

Details Pyrotechnic piston device Pyrotechnic piston device

1988-05-11

1989-08-29

Okonsky, David A.

Internal-combustion engines

Gunpowder

60635, F01B 2908, F02N 1300

Patent

active

048606987

ABSTRACT:
A pyrotechnic piston device the housing of which has a cylindrical internal wall in which is mounted a piston. A pyrotechnic device is disposed adjacent the piston. A metal-to-metal seal is formed between the piston and the cylindrical wall to prevent blow-by of products of the explosion. Two types of constructions are provided to prevent bounce-back of the piston after it has reached the forward end of its stroke.

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patent: 3234727 (1966-02-01), Filer
patent: 3393605 (1968-07-01), Parnell

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