Golf club head

Games using tangible projectile – Golf – Club or club support

Patent

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Details

473350, A63B 5304

Patent

active

056582080

ABSTRACT:
The golf club head according to the present invention comprises a head body having a cavity formed in a rear face thereof, striking face portion having a thickness less than that of a heel and toe portions, respectively, to improve the moment of inertia thereof, and a rear insert, which is made of a material of which the specific gravity is smaller than that of the material of the heel and toe portions, provided in the cavity of the head body, behind at least the sweet spot on the striking face.

REFERENCES:
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patent: 4848747 (1989-07-01), Fujimura et al.
patent: 4928972 (1990-05-01), Nakanishi et al.
patent: 4964640 (1990-10-01), Nakanishi et al.
patent: 4992302 (1991-02-01), Shira
patent: 5082278 (1992-01-01), Hsien
patent: 5290036 (1994-03-01), Fenton et al.
patent: 5297794 (1994-03-01), Lu
patent: 5348302 (1994-09-01), Sasamoto et al.

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