Golf club head

Details Golf club head Golf club head

2008-08-22

2010-12-14

Hunter, Alvin A (Department: 3711)

Games using tangible projectile

Golf

Club or club support

C473S345000

Reexamination Certificate

active

07850545

ABSTRACT:
There is provided a golf club head that produces a loud hitting sound satisfying the golfer even if the volume of the golf club head having a hollow structure is increased to at least about 400 cc. A golf club head1having a hollow structure comprises a face part2, a side part3comprising a back side, a sole part4, a crown part5, and a hosel part9having a shaft insertion hole, and the crown part5. The crown part comprises a thick region6and a thin region8. The thick region6extends through a distance WAof at least about 20 mm from the center axis line C of the shaft insertion hole toward the highest point T of the crown part5and extends through a distance WBof at least about 30 mm from the center axis line C of the shaft insertion hole toward the back side so that the crown part5has the first-order natural frequency of at least about 3000 Hz.

REFERENCES:
patent: 5346218 (1994-09-01), Wyte
patent: 5482279 (1996-01-01), Antonious
patent: 5941782 (1999-08-01), Cook
patent: 6524194 (2003-02-01), McCabe
patent: 6783465 (2004-08-01), Matsunaga
patent: 6783466 (2004-08-01), Seki et al.
patent: 6949031 (2005-09-01), Imamoto et al.
patent: 7156750 (2007-01-01), Nishitani et al.
patent: 7207898 (2007-04-01), Rice et al.
patent: 7273423 (2007-09-01), Imamoto
patent: 2002/0082117 (2002-06-01), Nishitani et al.
patent: 7-284546 (1995-10-01), None
patent: 10-24128 (1998-01-01), None
patent: 10-295859 (1998-11-01), None
patent: 11-299937 (1999-11-01), None
patent: 11-347157 (1999-12-01), None
patent: 2000-5351 (2000-01-01), None
patent: 2000-176056 (2000-06-01), None
patent: 2001104525 (2001-04-01), None
patent: 2002-78833 (2002-03-01), None
patent: 2002-113135 (2002-04-01), None
patent: 2002-186691 (2002-07-01), None
patent: 2003-24481 (2003-01-01), None
patent: 2003-52866 (2003-02-01), None
patent: 2003-88601 (2003-03-01), None
patent: 2003-102877 (2003-04-01), None
patent: 2004-65660 (2004-03-01), None
patent: 2004-222792 (2004-08-01), None
patent: 2004-229820 (2004-08-01), None
patent: 2005-160947 (2005-06-01), None
patent: 2007-54166 (2007-03-01), None
patent: 2007-54195 (2007-03-01), None
patent: 2007-54196 (2007-03-01), None
patent: 2007-54198 (2007-03-01), None
patent: 2007-54199 (2007-03-01), None
patent: 2007-54200 (2007-03-01), None
patent: 2007-151758 (2007-06-01), None
patent: 2007-167622 (2007-07-01), None
patent: 2007-175079 (2007-07-01), None

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