Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent
1991-11-25
1993-04-27
Grieb, William H.
Amusement devices: games
Aerial projectile game; game element or accessory therefor...
Target
273 802, 273174, A63B 5302
Patent
active
052055531
ABSTRACT:
A golf club having a bottom plug fitted in a sole-side portion of a shaft receiving bore extending from the upper end of a club head to the lower surface of its sole plate, in which the plug has a smaller-diameter portion having an outer diameter substantially equal to the inner diameter of the club's shaft, and fitted in and bonded to the inner surface of the club shaft, and a larger-diameter portion having an outer diameter substantially equal to the inner diameter of the shaft receiving bore, and fitted in and bonded to the inner surface of the bore.
REFERENCES:
patent: 1540559 (1925-06-01), Murphy
patent: 2146321 (1939-02-01), Wettlaufer
patent: 2299735 (1942-10-01), Birkhofer
patent: 4063737 (1977-12-01), Tom et al.
patent: 4614343 (1986-09-01), Radway
patent: 4854583 (1989-08-01), Kobayashi
Hayashi Tetsuo
Okumoto Takaharu
Grieb William H.
Passaniti Sebastiano
The Yokohama Rubber Co. Ltd.
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