Large face golf club construction
First Claim
1. A golf club head construction including a face wall made of wood lamination sections having a wood grain and defining a periphery, said face wall being shaped for providing a ball strike face having a heel, a toe, and a long axis extending between the heel and toe, a shell defining a club head having a selected wall thickness to provide light weight, said shell having a periphery that conforms to the periphery of said face wall, and a bonding material securing the face wall to the shell around the periphery of the face wall, said face wall having a face area exceeding 5.3 square inches, and wherein said lamination sections are perpendicular to said long axis and are made up of at least three separate plies of wood, having grain parallel to the plies, at least two first plies secured to each other and having a wood grain extending generally parallel to an up-down direction of the club face section and an additional ply adhered to one of the first plies and having a wood grain which is generally horizontal.
2 Assignments
0 Petitions
Accused Products
Abstract
A golf club head for a wood club type that has a thick, light weight, low density face wall supported to its rear by a hollow shell structure. The shell structure supports the face wall around the periphery of the face wall, and a club shaft is attached suitably to the rear of the front face of the face wall. The face wall preferably has a club face area greater than 5.3 square inches, and a weight not exceeding half of the total club head weight.
280 Citations
17 Claims
- 1. A golf club head construction including a face wall made of wood lamination sections having a wood grain and defining a periphery, said face wall being shaped for providing a ball strike face having a heel, a toe, and a long axis extending between the heel and toe, a shell defining a club head having a selected wall thickness to provide light weight, said shell having a periphery that conforms to the periphery of said face wall, and a bonding material securing the face wall to the shell around the periphery of the face wall, said face wall having a face area exceeding 5.3 square inches, and wherein said lamination sections are perpendicular to said long axis and are made up of at least three separate plies of wood, having grain parallel to the plies, at least two first plies secured to each other and having a wood grain extending generally parallel to an up-down direction of the club face section and an additional ply adhered to one of the first plies and having a wood grain which is generally horizontal.
- 12. A golf club head construction including a face wall defining a periphery, said face wall being shaped for providing a ball strike face, a shell defining a club head having a selected wall thickness to provide light weight, the shell being made of wood plies shaped as rings to form an interior chamber having a volume of at least 30% of the volume of the golf club head including the face wall, said shell having a periphery that conforms to the periphery of said face wall, and a bonding material securing the face wall to the shell around the periphery of the face wall, said face wall having a face area exceeding 6 square inches and having between 40% and 50% of the total head weight.
- 14. A golf club head construction including a face wall defining a periphery, said face wall being shaped for providing a ball strike face, a shell defining a club head having a selected wall thickness to provide light weight, said shell having a periphery that conforms to the periphery of said face wall, and a bonding material securing the face wall to the shell around the periphery of the face wall, said face wall having a face area exceeding 5.3 square inches, the weight of the face wall being between 40% and 50% of the total head weight, and wherein the face wall is made of a material having a density of between 35 and 100 pounds per cubic foot.
- 16. A golf club head construction, including a face wall defining a periphery, said face wall being shaped for providing a ball strike face, a hollow shell defining a club head having a selected wall thickness to provide light weight, said shell having a periphery that encircles the periphery of said face wall, and a bonding material securing the face wall to the shell around the periphery of the face wall, wherein the face wall is made to be at least five times the thickness of the shell wall, the face wall having a large face for striking a ball, and being made of wood having a density in the range of 50 pounds per cubic foot, and wherein the shell behind the face wall is composed of laminations of maple having portions with wood grain parallel to a long axis of the ball strike face.
Specification