Method of reinforcing flexible plastic

Ships – Boats – boat component – or attachment – Canoe or kayak

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114357, 264511, 264516, B63B 524, B29C 5110, B29C 5112

Patent

active

046604987

ABSTRACT:
Flexible plastic such as polyethylene is reinforced by molding the plastic over a reinforcing member. The reinforcing member is provided with at least one undercut between the plastic and the mold, and the plastic is molded into the undercut so that the plastic and the reinforcing member are interconnected.

REFERENCES:
patent: 2807811 (1957-10-01), Atkinson et al.
patent: 2876498 (1959-03-01), Nason
patent: 3070817 (1963-01-01), Kohrn et al.
patent: 3611461 (1971-10-01), Wurzberger
patent: 4307059 (1981-12-01), Cambio
patent: 4323411 (1982-04-01), Uhlig
E. J. Grossmith, "Vacuum Forming Products having Insert Pins", IBM Technical Disclosure Bulletin, vol. 16, No. 11, 4-1974, p. 3825.

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