Apparatus for manufacturing building blocks from a hydraulic bin

Details Apparatus for manufacturing building blocks from a hydraulic bin Apparatus for manufacturing building blocks from a hydraulic bin

1997-05-21

1998-08-04

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Sets of male-female press molds

264333, 425352, 425354, B28B 300

Patent

active

057889961

ABSTRACT:
An apparatus for manufacturing a building block by molding under pressure a mixture of a hydraulic binder such as plaster, an inert filler such as sand, and water, by passing a mold (50) through various stations, including a station (A) for filling the mold with a measured quantity of the mixture (56), a station (B) for installing a mold top plate (38), a station (C) for compressing the mixture in the mold, a station (D) for keeping the top and bottom plates (38, 40) in place in the mold, a station (E) for withdrawing the top plate (38), and an unmolding station (F).

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