Method of and apparatus for forming an article from a mixture of

Details Method of and apparatus for forming an article from a mixture of Method of and apparatus for forming an article from a mixture of

1978-07-14

1980-10-07

Pavelko, Thomas P.

Plastic and nonmetallic article shaping or treating: processes

Treatment of material by vibrating, jarring, or agitating...

By reciprocating or vibrating mold

425421, B29G 100, B29J 504

Patent

active

042268206

ABSTRACT:
A method of and apparatus for the manufacturing of products of plastic to which a filler preferably of wood material has been added to a high degree as described. A thermosetting or otherwise solidifying plastic compound has finely divided filling material distributed therein so that a mixture is obtained. The mixture is introduced into a mold and is pressed by a ram adapted to the shape of the product. The mixture in the mold is subjected to vibrations of a special form provided from synchronized vibrations.

REFERENCES:
patent: 2407168 (1946-09-01), Lindkvist
patent: 2434477 (1948-01-01), Winter
patent: 2526174 (1950-10-01), Ukropina
patent: 2706322 (1955-04-01), Davies
patent: 4079109 (1978-03-01), Helmrich

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