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
Patent
1976-09-29
1978-11-07
Silverman, Stanley S.
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
249127, 264127, 264274, 428422, B29D 900
Patent
active
041246764
ABSTRACT:
A composite article having a first layer formed of one material and a second layer of a second material, said layers being mechanically bonded together by mating projections extending from one layer into cavities of said other layer, said cavities having inwardly diverging surfaces for receiving said projections to preclude axial separation of said layers. The disclosure also includes a process for the manufacture of such articles.
REFERENCES:
patent: 2951721 (1960-09-01), Asp
patent: 3529858 (1970-09-01), Haller
patent: 3704194 (1972-11-01), Harrier
patent: 3738418 (1973-06-01), Harris
patent: 3975131 (1976-08-01), Bergounhon
Crane Packing Co.
Silverman Stanley S.
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