Plastic and nonmetallic article shaping or treating: processes – Direct application of fluid pressure differential to... – Producing multilayer work or article
Patent
1992-12-31
1994-11-22
Woo, Jay H.
Plastic and nonmetallic article shaping or treating: processes
Direct application of fluid pressure differential to...
Producing multilayer work or article
156285, 156382, 264258, 264314, 425389, B29C 6714, B29C 4310
Patent
active
053666844
ABSTRACT:
A first surface of a prepreg laminate is positioned against a female mold surface. An inflatable bladder is positioned against an opposite surface. A vacuum bag encloses the mold laminate and bag and they are placed in an autoclave. The bladder is inflated to cause the laminate to conform closely to the female mold surface.
REFERENCES:
patent: 2739350 (1956-03-01), Lampman
patent: 4062917 (1977-12-01), Hill et al.
patent: 4475976 (1984-10-01), Mittlestadt et al.
patent: 5013514 (1991-05-01), Azzani et al.
Davis Robert B.
Grumman Aerospace Corporation
Woo Jay H.
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