Device and method for centrifugally casting articles

Details Device and method for centrifugally casting articles Device and method for centrifugally casting articles

1983-05-02

1985-05-14

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Rotational molding

65302, 264 11, 2642978, 264311, 425434, 425808, B29D 1100

Patent

active

045171386

ABSTRACT:
A device and method for spin casting articles such as lenses employing a polymerization tube in conjunction with a plurality of molds such that the tube is adapted to accommodate the plurality of molds in an interference fitting and sliding relationship so that rotation of the polymerization tube will cause the molds to rotate at the same speed while maintaining the concentricity of the molds to the spinning axis of the tube to produce quality spun cast articles.

REFERENCES:
patent: 3107141 (1963-10-01), Crafton
patent: 3660545 (1972-05-01), Wichterle
patent: 3790336 (1974-02-01), Brede

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