Golf club head
First Claim
Patent Images
1. A golf club head comprising:
- a club head body having an upper portion, a lower portion, a heel, a toe, a rear portion, and a striking face, with the club head body defining a cavity;
one or more elongated stiffening members positioned within the cavity and connecting the upper portion to the lower portion, wherein the one or more elongated stiffening members having a first end attached to a first internal surface and a second end attached to a second internal surface, and an elongated intermediate portion spanning across the cavity from the first end to the second end;
wherein the intermediate portion is suspended within the cavity such that the intermediate portion does not contact any portion of the upper portion of the club head body or the lower portion of the club head body, and the one or more elongated stiffening members do not contact the rear portion of the club head body;
wherein the one or more elongated stiffening members are permanently secured to the club head body;
wherein a majority of the upper portion is convex such that the upper portion bulges generally outward away from the cavity of the body;
wherein the one or more elongated stiffening members have a cross-sectional dimension that is between about 2 mm to about 7 mm;
wherein the golf club head has a CG with a head origin x-axis (CGx) coordinate between about −
10 mm and about 10 mm and a head origin y-axis (CGy) coordinate between about 10 mm and about 50 mm, and a head origin z-axis (CGz) less than 2 mm; and
wherein a combined mass of the one or more elongated stiffening members is approximately 8 grams or less.
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0 Petitions
Accused Products
Abstract
A golf club head includes a body defining an interior cavity. The body includes a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion, and a skirt positioned around a periphery between the sole and crown. The body has a forward portion and a rearward portion. The club head includes a face positioned at the forward portion of the body. In some embodiments, the crown includes a lattice-like structure having thin regions surrounded by a web of relatively thicker regions. In some embodiments, the club head includes one or more stiffening tubes attached between the sole and the crown to improve the acoustic performance of the golf club head.
243 Citations
25 Claims
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1. A golf club head comprising:
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a club head body having an upper portion, a lower portion, a heel, a toe, a rear portion, and a striking face, with the club head body defining a cavity; one or more elongated stiffening members positioned within the cavity and connecting the upper portion to the lower portion, wherein the one or more elongated stiffening members having a first end attached to a first internal surface and a second end attached to a second internal surface, and an elongated intermediate portion spanning across the cavity from the first end to the second end; wherein the intermediate portion is suspended within the cavity such that the intermediate portion does not contact any portion of the upper portion of the club head body or the lower portion of the club head body, and the one or more elongated stiffening members do not contact the rear portion of the club head body; wherein the one or more elongated stiffening members are permanently secured to the club head body; wherein a majority of the upper portion is convex such that the upper portion bulges generally outward away from the cavity of the body; wherein the one or more elongated stiffening members have a cross-sectional dimension that is between about 2 mm to about 7 mm; wherein the golf club head has a CG with a head origin x-axis (CGx) coordinate between about −
10 mm and about 10 mm and a head origin y-axis (CGy) coordinate between about 10 mm and about 50 mm, and a head origin z-axis (CGz) less than 2 mm; andwherein a combined mass of the one or more elongated stiffening members is approximately 8 grams or less. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A golf club head comprising:
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a club head body having an upper portion, a lower portion, a heel, a toe, and a striking face, with the club head body defining a cavity; one or more elongated stiffening members positioned within the cavity and connecting the upper portion to the lower portion, wherein the one or more elongated stiffening members having a first end attached to a first internal surface and a second end attached to a second internal surface, and an elongated intermediate portion spanning across the cavity from the first end to the second end; wherein the intermediate portion is suspended within the cavity such that the intermediate portion does not contact any portion of the upper portion or the lower portion and the one or more elongated stiffening members do not contact a rear portion of the club head body; wherein the one or more elongated stiffening members are permanently secured to the club head body; wherein a majority of the upper portion is convex such that the upper portion bulges generally outward away from the cavity of the body; wherein the golf club head has a CG with a head origin x-axis (CGx) coordinate between about −
10 mm and about 10 mm and a head origin y-axis (CGy) coordinate between about 10 mm and about 50 mm, and a head origin z-axis (CGz) less than 2 mm; andwherein a combined mass of the one or more elongated stiffening members is approximately 8 grams or less. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A golf club head comprising:
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a club head body having an upper portion, a lower portion, a heel portion, a toe portion, and a striking face, with the club head body defining a cavity; and one or more elongated stiffening members permanently secured within the cavity of the golf club head and having a first end coupled to the upper portion, a second end coupled to the lower portion, and an elongated intermediate portion spanning across the cavity from the first end to the second end; wherein the one or more elongated stiffening members define a length between the first and second ends, and a maximum cross-sectional dimension perpendicular to the length, wherein the length of the one or more elongated stiffening members is at least three times longer than the maximum cross-sectional dimension; wherein the one or more elongated stiffening members are solid and are the same material as the club head body; wherein the golf club head has a first mode frequency, and wherein the one or more elongated stiffening members increase the first mode frequency of the golf club head; wherein the first mode frequency of the golf club head, generated upon impact with a golf ball, is greater than 2247 Hz; wherein the lower portion includes a recess for receiving a weight member, and wherein the recess has a threaded aperture for threadedly engaging a threaded member connected to the weight member; and wherein the threaded aperture defining a central axis that extends through the lower portion and the upper portion. - View Dependent Claims (21, 22, 23, 24, 25)
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Specification