Device for the production of molded articles from a pourable sub

Details Device for the production of molded articles from a pourable sub Device for the production of molded articles from a pourable sub

1982-10-14

1985-10-01

Silbaugh, Jan

Plastic article or earthenware shaping or treating: apparatus

Means to create a vacuum or apply fluid pressure within a...

264571, 264102, 425352, B28B 308

Patent

active

045443459

ABSTRACT:
In the production of molded articles from a pourable substance, such as a porcelain substance, a hollow mold space is formed between a pair of horizontally displaceable compression mold parts. In the closed molding position, the mold parts are is spaced relation and form an annular gap laterally enclosing the mold space. An annular member forms a closure for the gap. The pourable substance is introduced into a passage through the closure member and through the gap into the mold space. A vacuum system is provided in the closure member in communication with the mold space during the step of filling the pourable substance into the mold space.

REFERENCES:
patent: 2733493 (1966-02-01), Bryer
patent: 3252683 (1966-05-01), Uetzmann
patent: 4307866 (1981-12-01), Brown
patent: 4334663 (1982-06-01), Ponginibbio
patent: 4417864 (1983-11-01), Shigeo

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