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US 7,396,297 B2Granted
Golf club head
AssigneeSRI Sports Limited
InventorTomoya Hirano
Life of this patent
Estimating the term…
Abstract
A hollow golf club head comprises a face portion whose front face defines a club face for striking a golf ball, a crown portion intersecting the club face at the upper edge thereof, and a sole portion intersecting the club face at the lower edge thereof, wherein at least one of the crown portion or the sole portion is made of a rolled steel at least partially, and a rolling direction of the rolled steel is in the range of from 0 to 20 degrees with respect to a front-back direction of the head.
Claims6
A hollow golf club head comprising
- a face portion whose front face defines a club face for striking a golf ball,
- a crown portion intersecting the club face at the upper edge thereof, and
- a sole portion intersecting the club face at the lower edge thereof, wherein
- at least a part of the crown portion or at least a part of the sole portion is made of a rolled steel, and
- a rolling direction of the rolled steel is in the range of from 0 to 20 degrees with respect to a front-back direction of the head.
2 more elements
Dependencies are inferred from the claim text.