Golf club head
AssigneeSumitomo Rubber Industries, Ltd.
InventorYuki Motokawa
Life of this patent
Estimating the term…
Abstract
A head 2 includes a face 4, a crown 6, and a sole 8. At least a part of the crown 6 and/or at least a part of the sole 8 is formed by a clad material. The clad material is joined to an adjacent portion brought into contact with a peripheral edge of the clad material. The clad material includes a first layer s1 and a second layer s2. The first layer s1 is the outermost layer. The first layer s1 is welded to the adjacent portion. The second layer s2 does not have an affinity for welding with the adjacent portion.
Claims20
A method of forming a golf club head comprising the steps of:
- metallurgically joining a first layer and a second layer to form a clad material having a clad material thickness;
- forming the golf club head including:
- a face portion;
- a crown portion extending rearwardly from an upper part of the face portion and having an opening with a receipt part at a peripheral edge, the receipt part comprising a step having a height equal to the clad material thickness;
- and
- a sole portion extending rearwardly from a lower part of the face portion,
- wherein at least a part of the crown portion includes a clad portion formed by the clad material, the first layer of the clad material forming at least a portion of an outer surface of the golf club head.
A method of forming a golf club head comprising the steps of:
- metallurgically joining a first layer and a second layer to form a clad material having a clad material thickness;
- forming the golf club head including:
- a face portion;
- a crown portion extending rearwardly from an upper part of the face portion and having an opening with a receipt part at a peripheral edge, the receipt part comprising a step having a height equal to the clad material thickness;
- and
- a sole portion extending rearwardly from a lower part of the face portion, the sole portion including a sole member formed from the clad material, the first layer of the clad material forming at least a portion of an outer surface of the sole portion.
Dependencies are inferred from the claim text.