Face structure for a golf club head

Details Face structure for a golf club head Face structure for a golf club head

2011-05-24

2011-05-24

Passaniti, Sebastiano (Department: 3711)

Games using tangible projectile

Golf

Club or club support

C473S345000, C473S349000

Reexamination Certificate

active

07946930

ABSTRACT:
A golf club head having a multiple material face is disclosed herein. The golf club head has a coefficient of restitution value greater than 0.83 and a characteristic time value of less than 257 milliseconds. The golf club head is preferably composed of a titanium alloy with a polymer layer disposed over a titanium alloy front wall. A preferred polymer is a polyurethane polymer.

REFERENCES:
patent: 5322287 (1994-06-01), Okumoto et al.
patent: 6776726 (2004-08-01), Sano
patent: 6932716 (2005-08-01), Ehlers et al.
patent: 7527565 (2009-05-01), Ehlers et al.
patent: 7645201 (2010-01-01), Ehlers et al.
patent: 7878922 (2011-02-01), Ehlers et al.

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