Apparatus for producing concrete elements of high dimensional ac

Details Apparatus for producing concrete elements of high dimensional ac Apparatus for producing concrete elements of high dimensional ac

1982-02-11

1984-03-27

Lowe, James B.

Plastic article or earthenware shaping or treating: apparatus

Shaping surface including means to release or remove product...

Removal-miscellaneous

249112, 249135, 249142, 264334, 425424, 425432, 425438, B28B 108

Patent

active

044391315

ABSTRACT:
Concrete elements and a lifting mechanism are secured against tilting at the time of form removal, and the formwork is fixed in place. In the apparatus, a forming unit, a concreting unit and a form removal unit are provided. The forming unit has a single rigid form adapted to shape the bottom and the sides of the elements or products, is open on top and is assembled for use as required. The form removal unit has means for maintaining the product and the removal unit itself in a fixed position against tilting, as well as means for maintaining the formwork in a fixed position, and means for actuating them.

REFERENCES:
patent: 373572 (1887-11-01), Van Winkle
patent: 837760 (1906-12-01), Whisler
patent: 1921699 (1933-08-01), Raym et al.
patent: 2153741 (1939-04-01), Cobi
patent: 2193847 (1940-03-01), Strong
patent: 2295007 (1942-09-01), Plass
patent: 3618170 (1971-11-01), Owens
patent: 3904231 (1975-09-01), Lyons

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