Tennis racket with angularly adjustable handle and fixed anatomi

Details Tennis racket with angularly adjustable handle and fixed anatomi Tennis racket with angularly adjustable handle and fixed anatomi

1987-12-08

1989-08-08

Pinkham, Richard C.

Amusement devices: games

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

Target

273 81C, A63B 4900, A63B 5314

Patent

active

048545961

ABSTRACT:
A tennis racket with a handle which can take a number of angular attitude positions all around its axis and a stable anatomic grip on the handle to obtain a correct dynamic position in power strokes and to avoid traumas to the articulation (FIG. 4).

REFERENCES:
patent: 2044567 (1936-06-01), Daday
patent: 2091512 (1937-08-01), Marsh
patent: 3968965 (1976-07-01), Frenkel et al.
patent: 4101125 (1978-07-01), Heath
patent: 4365807 (1982-12-01), Melby
patent: 4671511 (1987-06-01), Trgsinsky
patent: 4693475 (1987-09-01), Keilhau

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