Amusement devices: games – Surface projectile game; game element – Simulated game
Patent
1992-09-30
1993-12-21
Marlo, George J.
Amusement devices: games
Surface projectile game; game element
Simulated game
273167E, 273174, A63B 6936, A63B 5304
Patent
active
052716228
ABSTRACT:
An aerodynamic golf club head is provided for increasing the speed of the head during a swing. The head comprises a head body having a face side for hitting the golf ball, a back side at an opposite side of the face side, a toe side connecting the face side to the back side, a heel side at an opposite side of the toe side, and an outer surface extending substantially between the face side and back side and formed by a sole side and a top surface. A substantially straight through hole formed in the head body is provided for allowing air to pass therethrough. The through hole has a first opening which opens in the sole side adjacent the striking face side and a second opening which opens in the top surface adjacent the back side.
REFERENCES:
patent: 1336671 (1920-04-01), Backus
patent: 1549350 (1925-08-01), Deike
patent: 2756055 (1956-07-01), Bittner
patent: 3794328 (1974-02-01), Gordon
patent: 4444392 (1984-04-01), Duclos
patent: 4809982 (1989-03-01), Kobayashi
patent: 4850593 (1989-07-01), Nelson
patent: 4867458 (1989-09-01), Sumikawa et al.
patent: 4900029 (1990-02-01), Sinclair
patent: 5050879 (1991-09-01), Sun et al.
Jagtiani Ajay A.
Marlo George J.
Zebulon Rogerson's Graphic Design
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