Golf club head
First Claim
Patent Images
1. A golf club head with a hollow therein, said golf club head comprising:
- a face portion having a club face for hitting a ball, and a crown portion extending from the face portion to form a top surface of the club head, whereinthe crown portion provided with a first region having a first thickness, a second region having a second thickness less than the first thickness, and a plurality of third regions having a third thickness less than the second thickness,whereinthe first region is disposed in a face portion side of the crown portion and extends in the toe-heel direction,the third regions are disposed backward of the first region, andthe second region surrounds the third regions, andwherein,in a top view of the club head in its standard state, said third regions extend along respective directions radiating from the vicinity of a point substantially on a straight line extending between a sweet spot and a center of gravity of the head while gradually increasing their widths measured perpendicularly to the respective radial directions, andat least three of the third regions are disposed on the heel side of the center of gravity of the head and at least three of the third regions are disposed on the toe side of the center of gravity of the head.
2 Assignments
0 Petitions
Accused Products
Abstract
A hollow golf club head has a crown portion extending from a face portion and configured so as to generate good ball hitting sound. The crown portion is provided with a first region having a first thickness, a second region having a second thickness and a third region having a third thickness, wherein the third thickness is less than the second thickness which is less than the first thickness. The first region is disposed in a face portion side of the crown portion and extending in the toe-heel direction. The third region is disposed backward of the first region. The second region surrounds the third region.
-
Citations
9 Claims
-
1. A golf club head with a hollow therein, said golf club head comprising:
- a face portion having a club face for hitting a ball, and a crown portion extending from the face portion to form a top surface of the club head, wherein
the crown portion provided with a first region having a first thickness, a second region having a second thickness less than the first thickness, and a plurality of third regions having a third thickness less than the second thickness, wherein the first region is disposed in a face portion side of the crown portion and extends in the toe-heel direction, the third regions are disposed backward of the first region, and the second region surrounds the third regions, and wherein, in a top view of the club head in its standard state, said third regions extend along respective directions radiating from the vicinity of a point substantially on a straight line extending between a sweet spot and a center of gravity of the head while gradually increasing their widths measured perpendicularly to the respective radial directions, and at least three of the third regions are disposed on the heel side of the center of gravity of the head and at least three of the third regions are disposed on the toe side of the center of gravity of the head. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
- a face portion having a club face for hitting a ball, and a crown portion extending from the face portion to form a top surface of the club head, wherein
Specification