Games using tangible projectile – Golf – Club or club support
Patent
1999-04-01
2000-03-07
Nguyen, Kien T.
Games using tangible projectile
Golf
Club or club support
473341, A63B 5304
Patent
active
060333219
ABSTRACT:
Disclosed is a metallic hollow golf club head comprising a sole plate molded from a light metal and formed with a fitting hole, and a weight of a heavy metal press-fitted into the fitting hole and fixed solidly to the sole plate. Also disclosed is a metallic hollow golf club head comprising a sole plate molded from a light metal and formed with a fitting hole, and a weighted structure comprising a weight of a heavy metal press-fitted into a ring-shaped spacer of the same light metal as the sole plate, the weighted structure being fitted into the fitting hole, and the ring-shaped spacer and the sole plate being welded together. Also disclosed is metallic hollow golf club head comprising a sole plate molded from a light metal and formed with a fitting hole, and a weighted structure comprising a weight of a heavy metal wrapped with a belt-shaped spacer of the same light metal as the sole plate, said weighted structure being fitted into the fitting hole, and the belt-shaped spacer and the sole plate being welded together.
REFERENCES:
patent: 4052075 (1977-10-01), Daly
patent: 4795159 (1989-01-01), Nagamoto
patent: 4824116 (1989-04-01), Nagamoto et al.
patent: 5669825 (1997-09-01), Shira
Nguyen Kien T.
The Yokohama Rubber Co. Ltd.
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