Iron-type golf club head production method therefor

Details Iron-type golf club head production method therefor Iron-type golf club head production method therefor

1998-04-14

1999-03-23

Passaniti, Sebastiano

Games using tangible projectile

Golf

Club or club support

473349, 473307, 473324, A63B 5302, A63B 5304

Patent

active

058851704

ABSTRACT:
An iron-type golf club head which can elongate a travelling distance of balls for a long iron, and enable the better controlling of balls for a short iron. A head body 8, having a face 3, is formed from one material, while a hosel 7 formed from another material having the different specific gravity than that of the head body 8. For long irons, the material of the hosel 7 is thinner than that of the head body 8, while for short irons, the material of the head body 8 is denser than that of the hosel 7.

REFERENCES:
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patent: 4892316 (1990-01-01), Langert et al.
patent: 5326106 (1994-07-01), Meyer
patent: 5480152 (1996-01-01), Schmidt et al.
patent: 5505795 (1996-04-01), Tsai et al.
patent: 5538246 (1996-07-01), Dekura
patent: 5647807 (1997-07-01), Nagamoto
E.D. Nicholas, "Where Industry Uses Friction Welding", Welding Design & Fabrication, Aug., 1977, pp. 74-76.

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