Weighted iron set
AssigneeAcushnet Company
InventorsMarni Ines, Jonathan Hebreo, Michael E. Franz, Joshua C. Stokes
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 significant tungsten weight members at the heel and toe.
Claims13
A set of golf clubs comprising at least a first club head having a loft between about 15 and 25 degrees, a second club head having a loft of between about 26 and 35 degrees, and a third club head having a loft of about 36 degrees or greater, wherein:
- the first, second and third club heads each comprise a heel, a toe, a topline, a sole, a hosel and a front face having a face center, each club head having a club head mass that is different than the previous club head by at least 5 grams, and wherein at least one of the club heads includes a tungsten heel member and a tungsten toe member that together comprise more that 50% of the club head mass.
A set of golf clubs comprising at least a first club head having a loft between about 15 and 25 degrees, a second club head having a loft of between about 26 and 35 degrees, and a third club head having a loft of about 36 degrees or greater, wherein:
- the first, second and third club heads each comprise a solid volume, a heel, a toe, a topline, a sole, a hosel and a front face having a face center, wherein at least one of the club heads has an overall club head mass and is comprised of a steel body member and a steel face insert that together comprise less than 75 percent of the overall club head mass and is further comprised of a tungsten heel member and a tungsten toe member that together comprise more that 25% of the club head mass.
A set of golf clubs comprising at least a first golf club, a second golf club, and a third golf club, wherein:
- the first, second and third golf clubs are each comprising a heel, a toe, an upper surface, a lower surface, a hosel and a front face having a face center, and
- the first golf club further comprising a first loft angle (LA1) of between 15 and 25 degrees and a first blade length, a first hosel length and a first scoreline width,
- the second golf club comprising a second loft angle (LA2) of between 26 and 35 degrees and a second blade length, a second hosel length and a second scoreline width, and
- the third golf club comprising a third loft angle (LA3) of 36 degrees or greater and a third blade length, a third hosel length and a third scoreline width,
- wherein the first, second and third blade lengths are approximately constant and the second hosel length is greater than the first hosel length and the third hosel length is greater than the second hosel length;
- and
- wherein the second scoreline width is less than the first scoreline width and the third scoreline width is less than the second scoreline width.
Dependencies are inferred from the claim text.