Wax pattern molding process

Details Wax pattern molding process Wax pattern molding process

1991-10-15

1993-04-20

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

264334, 249 63, 249142, 249184, B28B 702, B28B 730, B29C 3904

Patent

active

052040461

ABSTRACT:
A wax pattern molding process, employing a mold having a cavity and a core structure in the mold cavity that include closing the mold with the core structure positioned in the mold cavity; injecting flowing heated wax into the mold to flow about the core; allowing the injected wax to cool and solidify to form the wax pattern; removing the core structure from the solidified wax pattern, while the mold holds the pattern in position in the mold; and opening the mold and removing the unencumbered wax pattern from the mold.

REFERENCES:
patent: 3172667 (1965-03-01), Baker et al.
patent: 4383819 (1983-05-01), Letica
patent: 4650626 (1987-03-01), Kurokawa
patent: 4731014 (1988-03-01), Von Holdt
patent: 4883623 (1989-11-01), Nagamoto et al.

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