Golf club head

Details Golf club head Golf club head

1992-02-05

1994-08-02

Millin, V.

Amusement devices: games

Puzzles

Take-aparts and put-togethers

273DIG7, 273DIG23, 273DIG8, 273172, A63B 5304

Patent

active

053338715

ABSTRACT:
An ironhead comprising a relatively heavy, inner core member, preferably of metal, and a relatively lightweight, injection-molded outer member, preferably of thermoplastic elastomer, is disclosed. Preferred thermoplastic elastomer materials are glass filled urethanes and glass-filled polycarbonates. Alternative inner core designs are disclosed, both with and without a lateral support member for the striking face of the clubhead.

REFERENCES:
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patent: 4690408 (1987-09-01), Kobayashi
patent: 4697814 (1987-10-01), Yamada
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patent: 4883623 (1989-11-01), Nagamoto et al.
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patent: 5009425 (1991-10-01), Okumoto et al.
patent: 5078397 (1992-01-01), Aizawa
Ballingall, "Learn Golf In A Weekend," 1991, p. 3.
Askeland, Donald R., "The Science and Engineering of Materials", Copyright 1984 by Wadsworth, Inc., Belmont Calif., pp. 500-502.

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