Pyrotechnic gas generator having a movable combustion chamber

Details Pyrotechnic gas generator having a movable combustion chamber Pyrotechnic gas generator having a movable combustion chamber

1975-04-02

1976-10-19

Lechert, Jr., Stephen J.

Ammunition and explosives

Igniting devices and systems

280741, 23281, 222 3, F42B 304

Patent

active

039864561

ABSTRACT:
A pyrotechnic gas generator for inflating safety cushions in vehicles, including a device for regulating the operating pressure and/or limiting the maximum gas pressure in the generator, comprises a combustion chamber defined in a cup-shaped member having its open end releasably held against a casing part and movable away from the casing part, by the gas pressure in the combustion chamber, to open up an injection orifice of variable through flow area which connects the combustion chamber with a cooling chamber containing solid coolant.

REFERENCES:
patent: 3618976 (1971-11-01), Leising et al.

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