Casting frame structure of centrifugal casting machine

Details Casting frame structure of centrifugal casting machine Casting frame structure of centrifugal casting machine

1986-12-17

1988-08-09

Hoag, Willard E.

Plastic article or earthenware shaping or treating: apparatus

Female mold including tamping means or means utilizing mold...

Plural female molds

425435, B29C 4104

Patent

active

047624850

ABSTRACT:
A casting frame structure of a centrifugal casting machine which comprises a hollow rotary drum in a concrete-slurry charging space is formed, a rear-end plate replaceably attached to the rear end of the rotary drum, a front-end plate replaceably attached to the front end of the rotary drum and having a feeder opening through which a concrete feeder is inserted into the concrete-slurry charging space of the rotary drum, a plurality of outer frames and/or a plurality of cores mounted on the inner surface of the rotary drum defining a plurality of concrete-slurry casting spaces therebetween each of which is open to the concrete-slurry charging space. In the casting frame structure at least a part of each outer frame and/or each core is movable in a direction away from an outer surface of a concrete product to be produced in the concrete-slurry casting space and a plurality of outer-frame positioning-and-fixing members and/or a plurality of core-positioning-and-fixing members are disposed between the front end of the rotary drum and the front end plate as well as between the rear end of the rotary drum and the rear end plate.

REFERENCES:
patent: 1073584 (1913-09-01), Annis
patent: 1566568 (1925-12-01), Williams
patent: 1626447 (1927-04-01), Bramin
patent: 2476395 (1949-07-01), Williams
patent: 2703537 (1955-03-01), Vogt

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