Adjustable tennis racquet

Details Adjustable tennis racquet Adjustable tennis racquet

1976-07-15

1977-12-06

Apley, Richard J.

Amusement devices: games

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

Target

A63B 5112

Patent

active

040613330

ABSTRACT:
A tension device on a tennis racquet which when activated can adjust the tension of the strung area after the tennis racquet has been completely strung. This new invention consists of movable sidewalls attached to the fixed frame of a tennis racquet, to which the strings are attached. Thus when the movable sidewall with strings attached is activated the tension of the strung area is adjusted.

REFERENCES:
patent: 880306 (1908-02-01), Imlach
patent: 1535125 (1925-04-01), McDougall
patent: 1559986 (1925-11-01), Quick
patent: 1663039 (1928-03-01), Craven
patent: 3904202 (1975-09-01), De Lorean
patent: 4026553 (1977-05-01), Vendramini

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