Racket string tensioning device

Details Racket string tensioning device Racket string tensioning device

1985-09-13

1988-01-26

Pinkham, Richard C.

Amusement devices: games

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

Target

24 71CT, 254199, A63B 4900

Patent

active

047213043

ABSTRACT:
A tension adjusting device for rackets. The system allows the player to adjust the tension of a number of strings while in the course of a match. By rotating a device having an offcenter hole and irregular sides the string which through it passes is extended or allowed to contract thereby providing a difference in the play of the racket.

REFERENCES:
patent: 3644735 (1972-02-01), Vandervelder
patent: 4570933 (1986-02-01), Michiels

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