Apparatus for multiple wax castings

Details Apparatus for multiple wax castings Apparatus for multiple wax castings

1996-04-01

1998-06-30

Davis, Robert

Plastic article or earthenware shaping or treating: apparatus

With apparatus assembly or dismantling means or with idle part

Including support or guide means for disassembled element

425192R, 425225, 425546, 425564, 425572, 425589, 425DIG44, B29C 4524, B29C 4532, B29C 4564

Patent

active

057730393

ABSTRACT:
An apparatus for simultaneously casting a large volume of wax patterns in a reduced amount of time in an air-free environment. The invention utilizes a direct controlled pressure wax injection system to inject melted wax into a central portion of a multi-cavity rubber mold having an upper and lower portion, and then provides an evenly distributed clamping pressure to the mold.

REFERENCES:
patent: 2448640 (1948-09-01), Weston
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patent: 3612147 (1971-10-01), Kaplan
patent: 3981661 (1976-09-01), Taylor
patent: 4256444 (1981-03-01), Suter
patent: 4714421 (1987-12-01), D'Agostino
patent: 4732204 (1988-03-01), Tabardin
patent: 4948359 (1990-08-01), Yasui
patent: 5135041 (1992-08-01), Goss
patent: 5198232 (1993-03-01), Thornthwaite et al.
patent: 5302103 (1994-04-01), Brown et al.
patent: 5451155 (1995-09-01), Kok et al.

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