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US 12,599,820 B2Granted
Weighted iron set
AssigneeAcushnet Company
InventorsJoshua D. Westrum, Joshua G. Breier, Marni D. Ines
Life of this patent
Estimating the term…
Abstract
The present invention is direct to a set of golf clubs comprising long irons, mid-irons and short irons. The invention contemplates the use of titanium or steel for the main body portion and a tungsten weight member coupled to the toe and a tungsten heel weight member coupled in a hosel cavity.
Claims18
A golf club head comprising:
- a y-axis extending vertically through a face center of the club head and a Moment of Inertia about said y-axis,
- a body comprising a heel, a toe, a topline, a sole, and a hosel;
- a striking face, located at a frontal portion of said golf club head;
- a toe weight member formed of tungsten and is coupled in a lower toe portion of said body and has a toe weight member mass that comprises greater than about 15% of a club head mass of said golf club head, and
- a heel weight member formed of tungsten and coupled in a lower hosel portion of said body and has a heel weight member mass that comprises between about 5% and about 10% of said club head mass of said golf club head,
- wherein said toe weight member further comprises;
- a main supported portion, defined as a portion of said toe weight member that contacts said striking face,
- an unsupported extension portion, extending toeward from said main supported portion, wherein said unsupported extension portion of said toe weight member does not contact with said striking face, and
- wherein said striking face has a thickness of less than about 1.8 mm.
6 more elements
A golf club head comprising:
- a y-axis extending vertically through a face center of the club head and a Moment of Inertia about said y-axis,
- a body comprising a heel, a toe, a topline, a sole, and a hosel;
- a striking face, located at a frontal portion of said golf club head;
- a toe weight member formed of tungsten and is coupled in a lower toe portion of said body, and
- a heel weight member formed of tungsten and coupled in a lower hosel portion of said body,
- wherein said toe weight member further comprises;
- a main supported portion, defined as a portion of said toe weight member that contacts said striking face, and
- an unsupported extension portion, extending toeward from said main supported portion, wherein said unsupported extension portion of said toe weight member does not contact with said striking face, and
- wherein said unsupported extension portion of said toe weight member is separated from said striking face by a distance d1 of greater than about 0.05 mm.
6 more elements
Dependencies are inferred from the claim text.