Golf club head
First Claim
1. A golf club head comprising:
- a sole formed of metal material;
an inner head member of metal material formed integrally with said sole, said inner head member extending upwardly from said sole and having a substantially triangular shape in cross section, a lower end of said inner head member having a thickness in a direction of swing of the head smaller than the thickness of said sole to provide front and rear shoulders therebetween;
a hosel for receiving a shaft therein and formed of metal material integrally with said sole and said inner head member, said hosel being integral with said sole and said inner head member at a heel portion of the golf club head;
an outer head member formed of carbon fiber reinforced resin material, said outer head member having a substantially inverted V-shaped cross sectional configuration covering the entirety of said inner head member, lower ends of said outer head member being in close contact with said shoulders with marginal edges of said lower ends being flush with said sole; and
a means for strengthening the joint between said inner and outer head members, said means comprising a hole and a plurality of dimples formed in said inner head member, said hole being formed at substantially a central portion of said inner head member and extending therethrough from front to back thereof, said dimples being formed all around the outer surface of said inner head member, said carbon fiber reinforced resin material of said outer head member filling said hole and being in close fit in said dimples.
1 Assignment
0 Petitions
Accused Products
Abstract
A golf club head includes a sole of metal material, an inner head member integral with the sole and having a substantially triangular shape in cross section, a hosel for receiving a shaft, and an outer head member formed of carbon fiber reinforced resin material and having a substantially inverted V-shaped cross-sectional configuration covering the entirety of the inner head member. Lower ends of the outer head member are in close contact with shoulders formed between the sole and the lower end of the inner head member, and marginal edges of such lower ends are flush with the sole. The joint between the inner and outer head members is strengthened by elements formed on the outer surface of the inner head member.
99 Citations
2 Claims
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1. A golf club head comprising:
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a sole formed of metal material; an inner head member of metal material formed integrally with said sole, said inner head member extending upwardly from said sole and having a substantially triangular shape in cross section, a lower end of said inner head member having a thickness in a direction of swing of the head smaller than the thickness of said sole to provide front and rear shoulders therebetween; a hosel for receiving a shaft therein and formed of metal material integrally with said sole and said inner head member, said hosel being integral with said sole and said inner head member at a heel portion of the golf club head; an outer head member formed of carbon fiber reinforced resin material, said outer head member having a substantially inverted V-shaped cross sectional configuration covering the entirety of said inner head member, lower ends of said outer head member being in close contact with said shoulders with marginal edges of said lower ends being flush with said sole; and a means for strengthening the joint between said inner and outer head members, said means comprising a hole and a plurality of dimples formed in said inner head member, said hole being formed at substantially a central portion of said inner head member and extending therethrough from front to back thereof, said dimples being formed all around the outer surface of said inner head member, said carbon fiber reinforced resin material of said outer head member filling said hole and being in close fit in said dimples. - View Dependent Claims (2)
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Specification