Weight adjustable tennis racquet

Details Weight adjustable tennis racquet Weight adjustable tennis racquet

1990-08-30

1991-10-08

Coven, Edward M.

Amusement devices: games

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

Target

273 73C, A63B 4904

Patent

active

050547801

ABSTRACT:
A weight adjustable tennis racquet comprises a head frame and a handle, wherein, at least one elastic counter-weight holder with a plurality of counter weights can be attached to the head frame. At least one receiving recess is formed on the head frame along with a retaining bar extending across the width of each recess to conform with the profile of the head frame. Each counter-weight holder has a cavity formed on its inner surface and a retaining groove formed on its outer surface. A plurality of circular recesses is formed on the base of each retaining groove receive a variable number of counter weights for weight adjustment. The elastic counter-weight holders with the selective addition of counter weights, can be inserted into the receiving recesses with their cavities gripping the inner circumference of the head frame and the retaining bars in place over the retaining grooves, holding the counter-weight holders and counter weights in place.

REFERENCES:
patent: 3913911 (1975-10-01), Peterson
patent: 4192505 (1980-03-01), Tabickman et al.
patent: 4353551 (1982-10-01), Arieh et al.
patent: 4693474 (1987-09-01), Glaessgen et al.
patent: 4697811 (1987-10-01), Muroi

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