Back to results
US 6,855,069 B2Granted
Game improvement golf club using hollow technology
AssigneeMizuno Corporation
InventorsMasao Nagai, David G. Llewellyn
Life of this patent
Estimating the term…
Abstract
A golf club head comprising of a top, a sole, a toe, a heel, a front plate having a front and rear side, and an extended back portion integral with the sole and the rear side defining a cavity wherein the extended back portion is integral with the rear side between the top and the sole of the golf club head.
Claims2
A golf club head comprising:
- a top, a sole, a toe, a heel, a front plate having a front and rear side, and an extended back portion integral with said sole and said rear side defining a hollow interior wherein said extended back portion is integral with said rear side between said top and said sole of the golf club head wherein sand hollow interior has a first side wall in communication with said sole between said heel and said toe and a second side wall in communication with said sole between said first side wall and said toe and wherein a heel weighting element is carried by said rear side between said first side wall and said heel and a toe weighting element is carried by said rear side wall between said second side wall and said toe.
A golf club head comprising:
- a cop, a sole, a toe, a heel, a front plane having a front and rear side, and an extended back portion, said extended back portion integral with said sole and said rear side, said extended back portion, said rear side and said sole defining an enclosure having a hollow interior wherein said extended back portion is integral with said rear side between said top and said sole of the golf club head;
- wherein said hollow interior has walls that define a substantially trapezoidal shape.
Dependencies are inferred from the claim text.