Quick-change matchplate system for matchplate molding machine

Details Quick-change matchplate system for matchplate molding machine Quick-change matchplate system for matchplate molding machine

1991-04-16

1992-04-07

Batten, Jr., J. Reed

Metal founding

Means to shape a forming surface

Pattern

164374, B22C 704, B22C 2108

Patent

active

051018810

ABSTRACT:
The pattern plate of a matchplate molding machine is attached to a drag flask by spring-loaded clamps which may be rapidly opened to enable the plate to be quickly and easily removed from the flask and replaced by another plate. Locating members are attached to the flask in laterally opposed relation with the clamps and coact with the clamps to fixture the pattern plate accurately on the flask. A removable operating handle is provided for opening the clamps and carries a latch for releasably holding the clamps in their open positions during changing of the pattern plates.

REFERENCES:
patent: 1093439 (1914-04-01), Lang
patent: 2894299 (1959-07-01), Buhrer
patent: 4463794 (1984-08-01), Shioda
patent: 4553581 (1985-11-01), Uppgren et al.
patent: 4673020 (1987-06-01), Hatch
patent: 4830082 (1989-05-01), Bellis et al.
patent: 4840218 (1989-06-01), Hunter

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