Method of producing a cover member for a safety air-cushion

Details Method of producing a cover member for a safety air-cushion Method of producing a cover member for a safety air-cushion

1978-08-02

1981-01-20

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

180 90, 249122, 249144, 264 464, 264 466, 264250, 264255, 280728, 425315, B29D 2704, B32B 520

Patent

active

042462134

ABSTRACT:
A cover member for a safety air-cushion device is made up of a bag-shaped outer laminate of high density polyurethane foam, and a bag-shaped inner laminate of low density polyurethane foam which is integral with the outer laminate, the inner laminate being made by pouring the fluidized foamable material into a mold after solidification of the other fluidized foamable material having been poured into the mold for the formation of the outer laminate.

REFERENCES:
patent: 2845997 (1958-08-01), Waite
patent: 3534129 (1970-10-01), Bartel
patent: 3539200 (1970-11-01), Chute
patent: 3622176 (1971-11-01), Byer
patent: 3625543 (1971-12-01), Wolff
patent: 3840627 (1974-10-01), Rhodes
patent: 3887214 (1975-06-01), Brawn
patent: 3907330 (1975-09-01), Kondo et al.
patent: 3922429 (1975-11-01), Welch et al.

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