Method of duplicating shapes and finishes

Details Method of duplicating shapes and finishes Method of duplicating shapes and finishes

1981-10-26

1983-08-02

Welsh, Maurice J.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Coating or impregnating workpiece before molding or shaping...

264227, 264553, 264554, B29G 500

Patent

active

043965695

ABSTRACT:
A method of duplicating shapes embodying resinous material and more particularly fiber reinforced resinous material is taught. The method includes the formation of a mold separation sheet conforming to the mold contours, placing the separation sheet within the mold and charging the mold with the desired resinous mixture. Upon curing of the resinous mixture and ejection of the article from the mold the separation sheet is removed and discarded.

REFERENCES:
patent: 3871060 (1975-03-01), Ladney
patent: 3929956 (1975-12-01), Jakobsen et al.
patent: 4230656 (1980-10-01), Amin et al.

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