Plastic article or earthenware shaping or treating: apparatus – Preform assembly means and means for bonding of plural... – Reshaping means utilizing fluid pressure directly contacting...
Patent
1991-02-28
1992-05-26
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
Preform assembly means and means for bonding of plural...
Reshaping means utilizing fluid pressure directly contacting...
156286, 156382, 264102, 264553, 264DIG78, 425388, 4254051, 425DIG60, B29C 4356, B32B 3120
Patent
active
051162164
ABSTRACT:
An apparatus for processing thermo-composites is disclosed where individual lies of a prepreg, to be formed into a laminate, are processed under two, concentric vacuum chambers. Heat and consolidating pressure are applied under a first vacuum to the material and then a second vacuum is drawn under an outer, rigid shell.
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patent: 4357193 (1982-11-01), McGann et al.
patent: 4421589 (1983-12-01), Armini et al.
patent: 4504341 (1985-03-01), Radzwill et al.
patent: 4652319 (1987-03-01), Hammond
patent: 4681651 (1987-07-01), Brozovic et al.
Cochran Roland C.
Rosenzweig Edwin L.
Bechtel James B.
Mackey James P.
The United States of America as represented by the Secretary of
Tura James V.
Verona Susan E.
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