Preformed core and molded product and method of manufacture

Details Preformed core and molded product and method of manufacture Preformed core and molded product and method of manufacture

1985-05-01

1988-03-15

Swisher, Nancy A. B.

Buoys, rafts, and aquatic devices

Water skimming or walking device

Water ski

280610, 428116, B32B 3114, A63C 1500

Patent

active

047310383

ABSTRACT:
A molded ski has a preformed core rigidly attached to an inner plate and to an outer deck plate. The strength and density of the core is distinct from the strength and density of the remaining ski body.

REFERENCES:
patent: 3201138 (1965-08-01), Brown
patent: 3740301 (1973-06-01), Manning et al.
patent: 3774254 (1973-11-01), Meyer
patent: 3816573 (1974-06-01), Hashimoto et al.
patent: 3861699 (1975-01-01), Molnar
patent: 3893681 (1975-07-01), Manning et al.
patent: 3894745 (1975-07-01), Heim et al.
patent: 3928106 (1975-12-01), Molnar
patent: 3930658 (1976-01-01), Howe et al.
patent: 4261778 (1981-04-01), Albrigtsen et al.
patent: 4386982 (1983-06-01), Weinhaus

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