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US 5,890,973 AGranted
Golf club
OwnerChristopher L. Gambleinventor
Life of this patent
Estimating the term…
Abstract
A golf club having a head defining a recess which receives an insert. In a preferred embodiment, the insert includes a conical head and a projection extending rearwardl from the cap to the rear of the club to reinforce the face of the club and transmits impact forces to the rear of the club.
Claims9
In a golf club head having a face, a sole, top and a rear portion, said head defining a hollow interior chamber disposed between said face and rear portion, the improvement comprising:
- (a) a fixed insert positioned in said hollow interior chamber, said insert having a generally conical cap with a generally circular flat surface disposed against the rear surface of the face, said insert defining a hollow interior cavity and terminating at a threaded section;
- (b) a threaded member extending in said chamber from said threaded section to the rear portion and being axially adjustable to vary the force applied to said face by said cap;
- and
- (c) a material having fluid characteristics substantially filling said cavity in said insert.
1 more element
Dependencies are inferred from the claim text.