Supplemental inflation restraint inflator

Details Supplemental inflation restraint inflator Supplemental inflation restraint inflator

1994-12-27

1995-10-31

Focarino, Margaret A.

Land vehicles

Wheeled

Attachment

222 5, B60R 2126

Patent

active

054623073

ABSTRACT:
A hybrid air bag inflator is provided including an elongated first pressure chamber storing a compressed gas with first and second apertures; a first membrane sealing the first aperture; a second membrane for sealing the second aperture; a tube fluidly connecting with the first aperture and extending a substantial portion of the length of the first pressure chamber; a second pressure chamber mounted adjacent the first pressure chamber exposed to the first membrane; an igniter within the second chamber; a pyrotechnic material packaged within the second pressure chamber; a piston with a first end mounted in the tube and a second end for puncturing the second membrane, the piston being held in position within the central opening of the diffuser cap by a rupturable retainer; and a deflector ring mounted on the piston and encircling the same.

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patent: 5230531 (1993-07-01), Hamilton et al.
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patent: 5263740 (1993-11-01), Frey et al.
patent: 5273312 (1993-12-01), Coultas et al.

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