Back to results
US 2011/0086723 A1Published application
Set of golf clubs
AssigneeAcushnet Company
InventorsPeter J. Gilbert, Helene Hipp, Edward Mendoza, Adrian L. Stanescu, Douglas C. Jorgensen
Life of this patent
Estimating the term…
Abstract
A set of golf clubs including golf club heads having improved mass distribution characteristics. The set includes golf club heads having a club head main body including a hitting face and a face support, a muscle back shell and a weight insert.
Claims20
A set of iron-type golf clubs, comprising:
- a golf club including a golf club head, a grip and a shaft interposed between, and coupled to, the golf club head and the grip,
- wherein the golf club head is constructed so that a ratio of a moment of inertia about a vertical axis extending through the center of gravity of the golf club head and a moment of inertia about a longitudinal axis of the shaft is less than 2.25,
- wherein the golf club has a loft less than about 28°, and
- wherein the golf club has a length that is less than about 40 inches.
1 more element
A set of iron-type golf clubs, comprising:
- a golf club including a golf club head, a grip and a shaft interposed between, and coupled to, the golf club head and the grip, wherein the golf club head includes a main body and a muscle back shell, wherein the main body includes a face support and a partial sole and the muscle back shell is coupled to the face support and the partial sole,
- wherein the golf club head has a blade length of less than 78 mm and a moment of inertia about a vertical axis extending through the center of gravity of the golf club head of at least 218 kgmm2,
- wherein the golf club has a loft less than about 28°, and
- wherein the golf club has a length that is less than about 40 inches.
1 more element
Dependencies are inferred from the claim text.