Tennis stroke practice device

Details Tennis stroke practice device Tennis stroke practice device

1977-05-06

1978-08-08

Pinkham, Richard C.

Amusement devices: games

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

Target

A63B 6938

Patent

active

041052048

ABSTRACT:
A tennis stroke practice device comprised of a base plate having an upstanding tubular member positioned thereon to receive a Z-shaped tube adjustably therein with the Z-shaped tube being in turn comprised of telescoping members for adjusting the length thereof with one of said telescoping portions having a ball positioned thereon whereby a user can place a stringless tennis racquet thereover and practice his stroke by swinging the racquet throughout the length of the Z-shaped tube.

REFERENCES:
patent: 1005948 (1911-10-01), English
patent: 1595130 (1926-08-01), Wilcox
patent: 2057894 (1936-10-01), Harvey
patent: 2219732 (1940-10-01), Armstrong
patent: 3126206 (1964-03-01), Sabia
patent: 3231271 (1966-01-01), Murphy
patent: 3246898 (1966-04-01), Shoaf, Jr.
patent: 3866912 (1975-02-01), Scaimetti

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