Apparatus for treating concrete blocks

Plastic article or earthenware shaping or treating: apparatus – Plural reshaping means or plural vulcanizing means including... – Spaced reshaping or vulcanizing means acting on a single...

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264293, 425385, B28B 1108

Patent

active

061099066

ABSTRACT:
An apparatus for treating selected at least partial surfaces of a masonry block, including at least a flail having a shaft with an axis of rotation in a vertical plane, at least a moving mechanism for moving one of the masonry blocks parallel to the vertical plane and the flail, mechanism for holding the masonry blocks with the selected surface to be treated at a distance from the shaft to be impacted by the flail.

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patent: 5084282 (1992-01-01), Stuart et al.
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patent: 5316465 (1994-05-01), Hummel

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