GOLF CLUB HEADS WITH IMPROVED SOUND CHARACTERISTICS
First Claim
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1. A golf club comprising:
- a golf club head with a body having a front portion, a crown portion, a sole portion, and a hosel portion, the body comprised of a first material;
a hosel bore located in the hosel portion;
a sleeve having a sleeve bore, a threaded portion, and an anti-rotation portion, the sleeve being configured to be received in the hosel portion;
a screw configured to engage the threaded portion of the sleeve, the screw also configured to be inserted into a sole opening in the sole portion;
a first longitudinal axis defined by the sleeve bore;
a second longitudinal axis defined by the hosel bore of the hosel portion;
an offset angle located between the first longitudinal axis and second longitudinal axis, the offset angle being between 0 degrees and 4 degrees;
a face portion comprising a second material and being configured to be attached to the front portion of the body, the face portion having a face size surface area being at least at least 4,500 mm2;
a coefficient of restitution greater than 0.79 and a characteristic time greater than 220 μ
s;
a loudness of the club head is less than 240 sones upon striking a golf ball at about 110 mph, measured by a microphone positioned at 64 inches above the golf ball, wherein the face portion has a characteristic time slope of greater than 10 and less than 150.
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Accused Products
Abstract
Golf club heads with improved sound can be provided while implementing an adjustable loft, lie, and face angle adjustment system. A face portion is attached to the front portion of the golf club head. A sleeve is received in the hosel portion having a sleeve bore, a threaded portion, and an anti-rotation portion. A screw inserted into a sole opening in the sole portion configured to engage the threaded portion of the sleeve.
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Citations
20 Claims
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1. A golf club comprising:
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a golf club head with a body having a front portion, a crown portion, a sole portion, and a hosel portion, the body comprised of a first material; a hosel bore located in the hosel portion; a sleeve having a sleeve bore, a threaded portion, and an anti-rotation portion, the sleeve being configured to be received in the hosel portion; a screw configured to engage the threaded portion of the sleeve, the screw also configured to be inserted into a sole opening in the sole portion; a first longitudinal axis defined by the sleeve bore; a second longitudinal axis defined by the hosel bore of the hosel portion; an offset angle located between the first longitudinal axis and second longitudinal axis, the offset angle being between 0 degrees and 4 degrees; a face portion comprising a second material and being configured to be attached to the front portion of the body, the face portion having a face size surface area being at least at least 4,500 mm2; a coefficient of restitution greater than 0.79 and a characteristic time greater than 220 μ
s;a loudness of the club head is less than 240 sones upon striking a golf ball at about 110 mph, measured by a microphone positioned at 64 inches above the golf ball, wherein the face portion has a characteristic time slope of greater than 10 and less than 150. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A golf club comprising:
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a golf club head with a body having a front portion, a crown portion, a sole portion, and a hosel portion, the body comprised of a first material; a face portion comprising a second material and being configured to be attached to the front portion of the body; a sleeve having a sleeve bore, a threaded portion, and an anti-rotation portion, the sleeve being configured to be received in the hosel portion; a screw configured to engage the threaded portion of the sleeve, the screw also configured to be inserted into a sole opening in the sole portion; a first longitudinal axis defined by the sleeve bore; a second longitudinal axis defined by a hosel bore of the hosel portion; an offset angle located between the first longitudinal axis and second longitudinal axis, the offset angle being between 0 degrees and 4 degrees; a peak un-weighted acoustic amplitude of the club head is less than 113 dB upon striking a golf ball at about 110 mph, measured by a microphone positioned at 64 inches above the golf ball, wherein the face portion has a characteristic time slope of greater than 10 and less than 150. - View Dependent Claims (15, 16, 17)
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18. A golf club comprising:
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a golf club head with a body having a front portion, a crown portion, a sole portion, and a hosel portion, the body comprised of a first material; a face portion comprising a second material and being configured to be attached to the front portion of the body; a sleeve having a sleeve bore, a threaded portion, and an anti-rotation portion, the sleeve being configured to be received in the hosel portion; a screw configured to engage the threaded portion of the sleeve, the screw also configured to be inserted into a sole opening in the sole portion; a first longitudinal axis defined by the sleeve bore; a second longitudinal axis defined by a hosel bore of the hosel portion; an offset angle located between the first longitudinal axis and second longitudinal axis, the offset angle being between 0 degrees and 4 degrees; a peak A-weighted sound pressure level of the club head is less than 5 Pa upon striking a golf ball at about 110 mph, measured by a microphone positioned at 64 inches above the golf ball, wherein the face portion has a characteristic time slope of greater than 10 and less than 150. - View Dependent Claims (19, 20)
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Specification