Shelling apparatus and methods for investment casting

Details Shelling apparatus and methods for investment casting Shelling apparatus and methods for investment casting

2005-11-22

2005-11-22

Lin, Kuang Y. (Department: 1725)

Metal founding

Process

Shaping a forming surface

C164S035000

Reexamination Certificate

active

06966354

ABSTRACT:
An apparatus for shelling an investment casting pattern has a tank containing a coating material. There are means for holding the pattern immersed in the coating material. There may be means for vibrating the pattern during immersion of the pattern and a vacuum source coupled to the tank to withdraw air from at least one headspace of the tank.

REFERENCES:
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patent: 3590905 (1971-07-01), Watts et al.
patent: 3602288 (1971-08-01), Trench et al.
patent: 3796251 (1974-03-01), Jasson et al.
patent: 3812898 (1974-05-01), Horton
patent: 5967218 (1999-10-01), Pergande et al.
patent: 6513567 (2003-02-01), Collins et al.
patent: 24 44 515 (1976-04-01), None
patent: 1124828 (1968-08-01), None
patent: 62-214849 (1987-09-01), None
Patent Abstracts of Japan, vol. 11, No. 318, JP 62101350, published May 11, 1987.

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