Golf club head having movable weights
First Claim
Patent Images
1. A golf club head comprising:
- at least one recess for receiving at least one removable weight, the at least one recess comprising a threaded opening;
a body comprising a face positioned at a forward portion of the golf club head, a crown positioned at a top portion of the golf club head, a hosel that extends outward from the body, and a sole positioned at a bottom portion of the golf club head, wherein the body defines an interior cavity; and
the at least one removable weight comprising a head, a threaded body, and an intermediate portion located between the head and the threaded body;
wherein the intermediate portion includes an annular ledge from which the threaded body extends, wherein the threaded body is configured to cooperatively engage the threaded opening of the at least one recess of the club head;
wherein the head of the at least one removable weight defining a socket for receiving an engagement end of a tool;
wherein the golf club head has a volume between about 110 cm3 and about 210 cm3 and a loft between about 13 degrees and about 30 degrees;
wherein the golf club head has a moment of inertia about the head CG x-axis between about 70 kg·
mm2 and about 140 kg·
mm2; and
wherein the golf club head has a moment of inertia about the head CG z-axis between about 200 kg·
mm2 and about 350 kg·
mm2.
12 Assignments
0 Petitions
Accused Products
Abstract
A golf club head comprises a body and at least one self-extracting pressed weight assembly. The body comprises a face plate positioned at a forward portion of the golf club head, a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion of the golf club head and a skirt positioned around a periphery of the golf club head between the sole and the crown. The body defines an interior cavity. The weight assembly comprises at least three components and is configured for a press fit engagement with the golf club head. The assembly has a drive portion and a threaded portion.
182 Citations
36 Claims
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1. A golf club head comprising:
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at least one recess for receiving at least one removable weight, the at least one recess comprising a threaded opening; a body comprising a face positioned at a forward portion of the golf club head, a crown positioned at a top portion of the golf club head, a hosel that extends outward from the body, and a sole positioned at a bottom portion of the golf club head, wherein the body defines an interior cavity; and the at least one removable weight comprising a head, a threaded body, and an intermediate portion located between the head and the threaded body; wherein the intermediate portion includes an annular ledge from which the threaded body extends, wherein the threaded body is configured to cooperatively engage the threaded opening of the at least one recess of the club head; wherein the head of the at least one removable weight defining a socket for receiving an engagement end of a tool; wherein the golf club head has a volume between about 110 cm3 and about 210 cm3 and a loft between about 13 degrees and about 30 degrees; wherein the golf club head has a moment of inertia about the head CG x-axis between about 70 kg·
mm2 and about 140 kg·
mm2; andwherein the golf club head has a moment of inertia about the head CG z-axis between about 200 kg·
mm2 and about 350 kg·
mm2. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A golf club head comprising:
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at least one recess for receiving one or more removable weights, the at least one recess comprising a threaded opening; a face positioned at a forward portion of the golf club head, a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion of the golf club head and a hosel that extends outward from the crown, wherein the golf club head defines an interior cavity; and the one or more removable weights comprising a head, a body, and a male threaded portion; wherein the head of the one or more removable weights defining a socket for receiving an engagement end of a tool; wherein the male threaded portion is configured to cooperatively engage the threaded opening of the at least one recess; wherein the golf club head has a coefficient of restitution greater than about 0.8, and a loft between about 6 degrees and about 30 degrees; wherein the golf club head has a volume between about 420 cm3 and about 500 cm3; wherein the golf club head has a moment of inertia about the head CG z-axis that is greater than a moment of inertia about the head CG x-axis; wherein the golf club head moment of inertia about the head CG x-axis is between about 310 kg·
mm2 and about 400 kg·
mm2; andwherein the moment of inertia about the golf club head CG z-axis divided by the club head mass excluding the mass contribution from the one or more removable weights is between about 2,000 mm2 and about 3,000 mm2. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16)
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17. A golf club head defining at least one recess for receiving at least one removable weight, the club head defining a threaded opening in a wall of the at least one recess, the golf club head comprising:
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a body comprising a face positioned at a forward portion of the golf club head, a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion of the golf club head and a skirt positioned around a periphery of the golf club head between the sole and the crown, wherein the body defines an interior cavity; and at least one removable weight comprising a weight head, a cylindrical body, and a male threaded portion; wherein the weight head having a first diameter and a top portion defining a socket adapted to engage a tool; wherein the socket has multiple lobes; wherein the cylindrical body having a second diameter, a top end, and a bottom end having an annular ledge; wherein the annular ledge presses against a bottom of the at least one recess when the at least one removable weight is installed; wherein the male threaded portion is directly coupled to the annular ledge, the male threaded portion having a third diameter and configured to cooperatively engage the threaded opening of the club head; and wherein the golf club head has a volume between about 110 cm3 and about 500 cm3, a coefficient of restitution greater than about 0.8, and a loft between about 6 degrees and about 30 degrees. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. A golf club head comprising:
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at least one recess for receiving one or more removable weights, the at least one recess comprising a threaded opening; a face positioned at a forward portion of the golf club head, a sole positioned at a bottom portion of the golf club head, a crown positioned at a top portion of the golf club head and a hosel that extends outward from the crown, wherein the golf club head defines an interior cavity; and the one or more removable weights comprising a weight head, a body, and a male threaded portion; wherein the head of the one or more removable weights defining a socket for receiving an engagement end of a tool; and wherein the male threaded portion is configured to cooperatively engage the threaded opening of the at least one recess; wherein the golf club head has a coefficient of restitution greater than about 0.8, and a loft between about 6 degrees and about 30 degrees; wherein the golf club head has a volume between about 420 cm3 and about 500 cm3; wherein the golf club head has a moment of inertia about the head CG z-axis that is greater than a moment of inertia about the head CG x-axis; wherein the golf club head moment of inertia about the head CG z-axis is between about 480 kg·
mm2 and about 600 kg·
mm2;wherein the moment of inertia about the golf club head CG z-axis divided by the golf club head mass excluding the mass contribution from the one or more removable weights is between about 2,000 mm2 and about 3,000 mm2. - View Dependent Claims (29, 30, 31, 32, 33, 34, 35, 36)
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Specification