Method of molding a multi-colored disc

Details Method of molding a multi-colored disc Method of molding a multi-colored disc

1974-11-07

1977-03-29

Hoag, Willard E.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

264255, 264328, B29C 500, B29D 702

Patent

active

040149722

ABSTRACT:
A method of molding a thin multi-colored disc by injecting, simultaneously or successively, differently colored molding materials between closely-spaced plates. The method can be practiced in a toy to entertain children or for arts and crafts or other purposes.

REFERENCES:
patent: 543831 (1895-07-01), Klaber
patent: 1853028 (1932-04-01), Aronson
patent: 3051994 (1962-09-01), Carozzo
patent: 3093602 (1963-06-01), Booth et al.
patent: 3221373 (1965-12-01), Kwan
patent: 3599290 (1971-08-01), Garner
patent: 3678141 (1972-07-01), Metcalfe et al.
patent: 3690797 (1972-09-01), Garner
patent: 3807920 (1974-04-01), Aoki
Church, The Chemistry of Paints and Painting, Seeley, London (1901), pp. 45, 46, 53, 54, 56 and pages marked A & B Relied on.

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