Tennis racket

Details Tennis racket Tennis racket

1981-08-12

1984-02-07

Pinkham, Richard C.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

273 73K, 273DIG23, 273DIG7, 156 79, 156245, 264 466, 264257, A63B 4910, A63B 4912

Patent

active

044298730

ABSTRACT:
There is described a tennis racket the frame and shaft of which are formed by synthetic resin-impregnated fibres, such as glass and/or carbon fibres, aromatic polyamide or boron fibres, and the core both of the frame and the shaft is preferably filled with a synthetic foam with the purpose of determining the profile of those components formed by the fibres, in which inside the core is present at least in places in the frame and/or the shaft, at least one wood layer.

REFERENCES:
patent: 3889951 (1975-06-01), Schaefer et al.
patent: 4070019 (1978-01-01), Segal et al.
patent: 4070021 (1978-01-01), Cecka et al.
patent: 4181301 (1980-01-01), Cholat-Serpovd et al.
patent: 4203596 (1980-05-01), Nagamoto
Research Disclosure n.degree. 117 Refers to Industrial Opportunities Ltd., Hampshire, U.K. Nr. 117, Jan. 1974.

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