Method and system for coating surfaces of a caseless mold

Details Method and system for coating surfaces of a caseless mold Method and system for coating surfaces of a caseless mold

1994-06-30

1996-12-10

Batten, Jr., J. Reed

Metal founding

Process

Shaping a forming surface

164 18, 164 40, 164149, 164158, 164187, 164267, B22C 1110, B22C 1900, B22C 2302

Patent

active

055822274

ABSTRACT:
In a molding system a box has a pair of oppositely open ends has inner side faces and respective mold plates are engageable in the open ends to close same and have faces defining with the inner side faces a mold cavity. Sand is introduced into the cavity between the faces and is compressed in the cavity to form a mold part. An aerosol mist under superatmospheric pressure and comprised of air and finely divided droplets of a coating liquid is sprayed into the mold cavity when same is closed by the mold plates but before the sand is introduced into the cavity so that the droplets settle on the faces and coat same with the liquid.

REFERENCES:
patent: 3192580 (1965-07-01), Lubalin
patent: 4738297 (1988-04-01), Takagi et al.
patent: 4997025 (1991-03-01), Post et al.
Abstract of German Patent 4228749. Patent Date Jun. 9, 1993.
Rimrock airless spray system product literature Jun. 1977.
DISA Technologies product literature Jan. 1992.
Abstract of Japanese Patent Publication 63-273542 Published Nov. 10, 1988.

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