Hollow golf club head
First Claim
Patent Images
1. A hollow golf club head comprising:
- a face; and
a sole,wherein;
the face has a face center;
the sole includes a groove extending from a toe side to a heel side;
the whole groove is located below the face center;
a bottom part of the groove is curved so that it projects to a lower side along a shape of the sole; and
a maximum value of a groove depth of the groove is 5% or greater but 15% or less of a height of a center of gravity of the head.
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Accused Products
Abstract
A head 2 includes a face 10 and a sole 6. The face 10 has a face center Fc. The sole 6 includes a groove 20 extending from a toe side to a heel side. The whole groove 20 is located below the face center Fc. A bottom part of the groove 20 is curved so that it projects to a lower side along a shape of the sole 6. A maximum value of a groove depth D of the groove 20 is 5% or greater but 15% or less of a height of a center of gravity of the head. The head 2 is a hollow golf club head.
10 Citations
12 Claims
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1. A hollow golf club head comprising:
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a face; and a sole, wherein; the face has a face center; the sole includes a groove extending from a toe side to a heel side; the whole groove is located below the face center; a bottom part of the groove is curved so that it projects to a lower side along a shape of the sole; and a maximum value of a groove depth of the groove is 5% or greater but 15% or less of a height of a center of gravity of the head. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification