Racket stringing machine

Details Racket stringing machine Racket stringing machine

1975-06-04

1976-10-26

Apley, Richard J.

Amusement devices: games

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

Target

A63B 5114

Patent

active

039880222

ABSTRACT:
An improved apparatus for stringing rackets such as tennis rackets and the like including improved means for locking the racket against movement in different fixed positions during stringing to prevent loss of string tension, improved string gripping and holding means, improved bearing means for the string tensioning means to improve the accuracy thereof, improved and more universal means for clamping a racket in position on the stringing machine including means by which a greater range of racket types, sizes, and shapes can be accommodated, and improved means for adjusting the operating speed of the machine.

REFERENCES:
patent: 2067563 (1937-01-01), Darby
patent: 2100948 (1937-11-01), Doll
patent: 2188250 (1940-01-01), Serrano
patent: 2246109 (1941-06-01), Serrano
patent: 2309849 (1943-02-01), Kausal et al.
patent: 2971760 (1961-02-01), Boykin et al.
patent: 3441275 (1969-04-01), Held
patent: 3511502 (1970-05-01), Spenle
patent: 3635080 (1972-01-01), Krueger et al.
patent: 3913912 (1975-10-01), Smith

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