Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent
1991-06-26
1992-05-05
Grieb, William H.
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Target
273 73C, A63B 4904
Patent
active
051101262
ABSTRACT:
A tennis racket having a racket head formed from a rod for serving as a tensioning frame, a string arrangement located within a plane in the racket head, an open frog zone adjoining the racket head and being laterally delimited on both sides by the rod, and a handle connected to the rod. The handle has a handle end and the racket head includes an apex at an end furthest from the handle end. The center of oscillation is located 470-500 mm from the handle end. A first weight is disposed on or within the handle at a distance of from 0-100 mm from the handle end. Second and third weights of equivalent mass are disposed on or within the racket head, the second and third weights being located on each side of an axis passing longitudinally through the racket and being disposed at an axial distance of 0-100 mm from a line extending through the apex in a direction perpendicular to the longitudinal axis of the racket. The total amount of the first, second, and third weights is in the range of 50-150 grams.
REFERENCES:
patent: Re31419 (1983-10-01), Frolow
patent: 3801099 (1974-04-01), Lair
patent: 3913911 (1975-10-01), Peterson
patent: 3975017 (1976-08-01), Golich
patent: 3999756 (1976-12-01), Head
patent: 4153249 (1979-05-01), Plagenhoef
patent: 4192505 (1980-03-01), Tabickman et al.
patent: 4196901 (1980-04-01), Durbin
patent: 4291574 (1981-09-01), Frolow
patent: 4690405 (1987-09-01), Frolow
patent: 4720105 (1988-01-01), Ferrari et al.
Grieb William H.
Head Sportgeraete Gesellschaft m.b.H. & Co. OHG.
Stoll William E.
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