Multi-material golf club head
A golf club head made out of multi-material is disclosed herein. More specifically, the golf club head in accordance with the present invention has at least a portion of the body of the golf club head that is further comprised out of a base layer and a lightweight cover layer. The base layer may have a plurality of cutouts to help reduce unnecessary mass and the lightweight cover layer may be made out of an ultra-lightweight material to further reduce the unnecessary mass.
1. A golf club head comprising:
a striking face portion located at a frontal portion of said golf club head; and
a body portion attached to an aft portion of said striking face portion further comprising a crown portion and a sole portion;
wherein a portion of said body portion further comprises a base layer and a lightweight cover layer,
said base layer further comprises a plurality of cutouts, and
said lightweight cover layer wraps around a toe skirt portion of said golf club head, at least partially encompassing a majority of said crown and only a toe portion of said sole.
2. The golf club head of claim 1 , wherein said lightweight cover layer does not encompass any portion of a heel portion of said sole.
3. The golf club head of claim 2 , wherein said plurality of cutouts does not encompass any portion of said heel portion of said sole.
4. The golf club head of claim 1 , wherein said lightweight cover layer further comprises at least one notch around a skirt portion of said lightweight cover layer.
5. The golf club head of claim 4 , wherein said at least one notch further comprises a frontal notch and a trailing notch.
6. The golf club head of claim 5 , wherein said frontal notch is longer than said trailing notch.
7. The golf club head of claim 5 , wherein said frontal notch is the same length as said trailing notch.
8. The golf club head of claim 1 , wherein said lightweight cover layer has an Internal Exposure Percentage of greater than about 15% and less than about 60%.
9. A golf club head comprising:
a striking face portion located at a frontal portion of said golf club head; and
a body portion attached to an aft portion of said striking face portion further comprising a crown portion and a sole portion;
wherein a portion of said body portion further comprises a base layer and a lightweight cover layer,
said lightweight cover layer wraps around a toe skirt portion of said golf club head, at least partially encompassing a majority of said crown and only a toe portion of said sole, and
wherein said lightweight cover layer further comprises at least one notch around a skirt portion of said lightweight cover layer.
10. The golf club head of claim 9 , wherein said at least one notch further comprises a frontal notch and a trailing notch.
11. The golf club head of claim 10 , wherein said frontal notch is longer than said trailing notch.
12. The golf club head of claim 10 , wherein said frontal notch is the same length as said trailing notch.
13. The golf club head of claim 9 , wherein said lightweight cover layer has an Internal Exposure Percentage of greater than about 15% and less than about 60%.
14. The golf club head of claim 13 , wherein said lightweight cover layer has an Internal Exposure Percentage of greater than about 20% and less than about 50%.
15. The golf club head of claim 14 , wherein said lightweight cover layer has an Internal Exposure Percentage of greater than about 25% and less than about 45%.
16. The golf club head of claim 13 , wherein said plurality of cutouts in said base layer extends around onto said toe portion of said sole of said golf club head.
17. A golf club head comprising:
a striking face portion located at a frontal portion of said golf club head; and
a body portion attached to an aft portion of said striking face portion further comprising a crown portion and a sole portion;
wherein a portion of said body portion further comprises a base layer and a lightweight cover layer,
said base layer further comprises a plurality of cutouts, and
said lightweight cover layer wraps around a toe skirt portion of said golf club head, at least partially encompassing a majority of said crown and only a toe portion of said sole.
18. The golf club head of claim 17 , wherein said base layer has a maximum thickness of less than about 0.50 mm, and said lightweight cover layer has a maximum thickness of less than about 0.30 mm.
19. The golf club head of claim 18 , wherein said base layer has a maximum thickness of less than about 0.40 mm, and said lightweight cover layer has a maximum thickness of less than about 0.25 mm.
20. The golf club head of claim 19 , wherein said base layer has a maximum thickness of less than about 0.35 mm, and said lightweight cover layer has a maximum thickness of less than about 0.20 mm.