Golf club head with localized grooves and reinforcement
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Accused Products
Abstract
The present invention relates to a golf club head provided with a shell defining an inner cavity and having a face and a body. The face has a first or reinforcement portion with a first thickness and a second or remaining portion with a second thickness less than the first thickness. The reinforcement portion is located at the center of the face. In one embodiment, the exterior surface of the face defines at least one groove spaced from the center of the face.
184 Citations
42 Claims
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1-23. -23. (canceled)
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24. A golf club head adapted for attachment to a shaft comprising:
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a shell defining an inner cavity and having a face, the face being comprised of;
i) a first portion having a first thickness and a first perimeter less than or about 25 percent of the area of the face, wherein the first portion encompasses the center of the face;
ii) a second portion in contact with and surrounding the first perimeter and having a second thickness less than or equal to about 0.08 inch, wherein the first thickness is greater than the second thickness, wherein about 50 percent or less of the face comprises corrugations, and wherein the corrugations do not extend across the first portion. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
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36. A golf club head adapted for attachment to a shaft comprising:
a shell defining an inner cavity and having a face, the face being comprised of;
i) a first portion having a first thickness and a first perimeter encompassing the center of the face;
ii) a second portion in contact with and surrounding the first perimeter and having a second thickness less than or equal to about 0.08 inch, wherein the first thickness is greater than the second thickness, wherein the first portion is grooveless, and wherein the first portion and second portion are formed of different materials. - View Dependent Claims (37)
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38. A golf club head adapted for attachment to a shaft comprising:
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a shell defining an inner cavity and having a face, the face being comprised of;
i) a first portion having a first uniform thickness and a first asymmetrical perimeter encompassing the center of the face; and
ii) a second portion in contact with and surrounding the first portion and having a second thickness less than or equal to about 0.08 inch, wherein the first thickness is greater than the second thickness, wherein the second portion comprises at least one corrugation, and wherein the at least one corrugation is spaced at least about 0.375 inch away from the first portion in any direction. - View Dependent Claims (39, 40, 41, 42)
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Specification