Method for making objects from plastics by means of compression

Details Method for making objects from plastics by means of compression Method for making objects from plastics by means of compression

1974-05-28

1976-12-21

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

264327, B29F 500, B29G 100

Patent

active

039989232

ABSTRACT:
A method and a device for making objects from plastics, wherein a plastic present in the moulding cavity is made to set while pressure is maintained, said moulding pressure being made to act on the plastic being moulded by means of the inflation of one or more fully or partly flexible and expansible moulding tools.

REFERENCES:
patent: 2314378 (1943-03-01), Van Rossem
patent: 2456513 (1948-12-01), Johnson
patent: 2541297 (1951-02-01), Sampson et al.
patent: 2838435 (1958-06-01), Hewett
patent: 2898633 (1959-08-01), Burch
patent: 2977268 (1961-03-01), Randolph
patent: 3050780 (1962-08-01), Pollitt
patent: 3135640 (1964-06-01), Kepka et al.
patent: 3530208 (1970-09-01), Rausing
patent: 3790650 (1974-02-01), Heier

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