Golf club set

Games using tangible projectile – Golf – Club or club support

Patent

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Details

473314, 473349, A63B 5300

Patent

active

058851666

ABSTRACT:
This invention relates to a golf club set comprising at least seven iron type golf clubs of Nos. 3 to 9 the loft angle of which increases progressively within the range of 15.degree..ltoreq..theta..ltoreq.45.degree. and the club length of which becomes progressively smaller with a greater club number. A centroid distance L (mm) as a vertical distance drawn from the center of gravity of each of the iron type golf clubs to a plane crossing orthogonally a plane, which in turn crosses orthogonally the club face of each of the iron type golf clubs, and including the center axis of a shaft of each of the iron type golf clubs is set by a predetermined formula in association with the loft angle.

REFERENCES:
patent: 3897065 (1975-07-01), Solheim
patent: 4128242 (1978-12-01), Elkins
patent: 4147349 (1979-04-01), Jeghers
patent: 4802672 (1989-02-01), Long
patent: 4874171 (1989-10-01), Ezaki
patent: 5228688 (1993-07-01), Davis
patent: 5316297 (1994-05-01), Chappell
patent: 5433439 (1995-07-01), Hsien

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