Club heads for adjusting vertical spin of a golf ball and methods of providing the same
First Claim
Patent Images
1. A golf club head comprising:
- a club head body comprising a front end, a rear end opposite the front end, a toe end, a heel end opposite the toe end, and a sole; and
a weighting mechanism;
wherein;
the weighting mechanism comprises a first configuration and a second configuration;
the weighting mechanism comprises multiple weight ports and at least one weight;
the multiple weight ports are located only at the sole;
the multiple weight ports are arranged in a straight line and at an angle relative to a face plane of the golf club head such that the weighting mechanism toward the front end is closer to the heel end than to the toe end and such that the weighting mechanism toward the rear end is closer to the toe end than to the heel end, the angle being measured approximately parallel to a ground plane of the golf club head when the golf club head is at address;
each of the multiple weight ports is configured to receive the at least one weight;
each weight of the at least one weight comprises a lateral cross-sectional dimension and a height when inserted into the multiple weight ports;
the lateral cross-sectional dimension is approximately three times larger than the height;
when the weighting mechanism is configured in the first configuration and a user hits a golf ball with the golf club head in a predetermined manner, the golf ball breaks contact with the golf club head (i) with a first vertical spin rate, (ii) with a first horizontal spin rate, and (iii) with a first horizontal spin direction;
when the weighting mechanism is configured in the second configuration and the user hits the golf ball with the golf club head in the predetermined manner, the golf ball breaks contact with the golf club head (i) with a second vertical spin rate, (ii) with approximately the first horizontal spin rate, and (iii) with approximately the first horizontal spin direction;
when the golf club head is at address, a vertical axis of rotational inertia extends vertically through a center of gravity of the golf club head;
when the weighting mechanism is configured in the first configuration, the golf club head comprises a first moment of inertia about the vertical axis of rotational inertia;
when the weighting mechanism is configured in the second configuration, the golf club head comprises a second moment of inertia about the vertical axis of rotational inertia;
andthe second vertical spin rate is different than the first vertical spin rate, the first moment of inertia is different than the second moment of inertia, and all the weight ports for the entire head are arranged in the straight line.
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Abstract
Some embodiments include a club head for adjusting vertical spin of a golf ball. Other embodiments of related systems and methods are also disclosed.
110 Citations
23 Claims
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1. A golf club head comprising:
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a club head body comprising a front end, a rear end opposite the front end, a toe end, a heel end opposite the toe end, and a sole; and a weighting mechanism; wherein; the weighting mechanism comprises a first configuration and a second configuration; the weighting mechanism comprises multiple weight ports and at least one weight; the multiple weight ports are located only at the sole; the multiple weight ports are arranged in a straight line and at an angle relative to a face plane of the golf club head such that the weighting mechanism toward the front end is closer to the heel end than to the toe end and such that the weighting mechanism toward the rear end is closer to the toe end than to the heel end, the angle being measured approximately parallel to a ground plane of the golf club head when the golf club head is at address; each of the multiple weight ports is configured to receive the at least one weight; each weight of the at least one weight comprises a lateral cross-sectional dimension and a height when inserted into the multiple weight ports; the lateral cross-sectional dimension is approximately three times larger than the height; when the weighting mechanism is configured in the first configuration and a user hits a golf ball with the golf club head in a predetermined manner, the golf ball breaks contact with the golf club head (i) with a first vertical spin rate, (ii) with a first horizontal spin rate, and (iii) with a first horizontal spin direction; when the weighting mechanism is configured in the second configuration and the user hits the golf ball with the golf club head in the predetermined manner, the golf ball breaks contact with the golf club head (i) with a second vertical spin rate, (ii) with approximately the first horizontal spin rate, and (iii) with approximately the first horizontal spin direction; when the golf club head is at address, a vertical axis of rotational inertia extends vertically through a center of gravity of the golf club head; when the weighting mechanism is configured in the first configuration, the golf club head comprises a first moment of inertia about the vertical axis of rotational inertia; when the weighting mechanism is configured in the second configuration, the golf club head comprises a second moment of inertia about the vertical axis of rotational inertia; and the second vertical spin rate is different than the first vertical spin rate, the first moment of inertia is different than the second moment of inertia, and all the weight ports for the entire head are arranged in the straight line. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A set of golf club heads comprising:
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a first golf club head comprising; a first club head body comprising a first front end, a first rear end opposite the first front end, a first toe end, a first heel end opposite the first toe end, and a first sole; and a first weighting mechanism arranged in a first arrangement; wherein; the first weighting mechanism comprises a first configuration and a second configuration; the first weighting mechanism comprises multiple first weight ports and at least one first weight; the multiple first weight ports are located only at the first sole; the multiple first weight ports are arranged in a first straight line and at a first angle relative to a first face plane of the first golf club head such that the first weighting mechanisms toward the first front end is closer to the first heel end than to the first toe end and such that the first weighting mechanism toward the first rear end is closer to the first toe end than to the first heel end, the first angle being measured approximately parallel to a first ground plane of the first golf club head when the first golf club head is at address; each of the multiple first weight ports is configured to receive the at least one first weight; each first weight of the at least one first weight comprises a first lateral cross-sectional dimension and a first height when inserted into the multiple first weight ports; the first lateral cross-sectional dimension is approximately three times larger than the first height; when the first weighting mechanism is configured in the first configuration and a user hits a golf ball with the first golf club head in a predetermined manner, the golf ball breaks contact with the first golf club head (i) with a first vertical spin rate, (ii) with a first horizontal spin rate, and (iii) with a first horizontal spin direction; when the first weighting mechanism is configured in the second configuration and the user hits the golf ball with the first golf club head in the predetermined manner, the golf ball breaks contact with the first golf club head (i) with a second vertical spin rate, (ii) with approximately the first horizontal spin rate, and (iii) with approximately the first horizontal spin direction; when the first golf club head is at address, a first vertical axis of rotational inertia extends vertically through a first center of gravity of the first golf club head; when the first weighting mechanism is configured in the first configuration, the first golf club head comprises a first moment of inertia about the first vertical axis of rotational inertia; when the first weighting mechanism is configured in the second configuration, the first golf club head comprises a second moment of inertia about the first vertical axis of rotational inertia; and the second vertical spin rate is different than the first vertical spin rate, the first moment of inertia is different than the second moment of inertia, and all the weight ports for the entire first golf club head are arranged in the straight line; and a second golf club head comprising; a second club head body comprising a second front end, a second rear end opposite the second front end, a second toe end, a second heel end opposite the second toe end, and a second sole; and a second weighting mechanism arranged in a second arrangement; wherein; the second weighting mechanism comprises a third configuration and a fourth configuration; the second weighting mechanism comprises multiple second weight ports and at least one second weight; the multiple second weight ports are located only at the second sole; the multiple second weight ports are arranged in a second straight line and at a second angle relative to a second face plane of the second golf club head such that the second weighting mechanisms toward the second front end is closer to the second heel end than to the second toe end and such that the second weighting mechanism toward the second rear end is closer to the second toe end than to the second heel end, the second angle being measured approximately parallel to a second ground plane of the second golf club head when the second golf club head is at address; each of the multiple second weight ports is configured to receive the at least one second weight; each second weight of the at least one second weight comprises a second lateral cross-sectional dimension and a second height when inserted into the multiple second weight ports; the second lateral cross-sectional dimension is approximately three times larger than the second height; when the second weighting mechanism is configured in the third configuration and the user hits the golf ball with the second golf club head in the predetermined manner, the golf ball breaks contact with the second golf club head (i) with a third vertical spin rate, (ii) with a second horizontal spin rate, and (iii) with a second horizontal spin direction; when the second weighting mechanism is configured in the fourth configuration and the user hits the golf ball with the second golf club head in the predetermined manner, the golf ball breaks contact with the second golf club head (i) with a fourth vertical spin rate, (ii) with approximately the second horizontal spin rate, and (iii) with approximately the second horizontal spin direction; when the second golf club head is at address, a second vertical axis of rotational inertia extends vertically through a second center of gravity of the second golf club head; when the second weighting mechanism is configured in the third configuration, the second golf club head comprises a third moment of inertia about the second vertical axis of rotational inertia; when the second weighting mechanism is configured in the fourth configuration, the second golf club head comprises a fourth moment of inertia about the second vertical axis of rotational inertia; and the fourth vertical spin rate is different than the third vertical spin rate, the third moment of inertia is different than the fourth moment of inertia, and all the weight ports for the entire second golf club head are arranged in the straight line. - View Dependent Claims (16, 17)
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18. A method of providing a golf club head, the method comprising:
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providing a club head body comprising a front end, a rear end opposite the front end, a toe end, a heel end opposite the toe end, and a sole; and providing a weighting mechanism; wherein; the weighting mechanism comprises a first configuration and a second configuration; providing the weighting mechanism comprises providing multiple weight ports and at least one weight; the multiple weight ports are located only at the sole; the multiple weight ports are arranged in a straight line and at an angle relative to a face plane of the golf club head such that the weighting mechanism toward the front end is closer to the heel end than to the toe end and such that the weighting mechanism toward the rear end is closer to the toe end than to the heel end, the angle being measured approximately parallel to a ground plane of the golf club head when the golf club head is at address; each of the multiple weight ports is configured to receive the at least one weight; each weight of the at least one weight comprises a lateral cross-sectional dimension and a height when inserted into the multiple weight ports; the lateral cross-sectional dimension is approximately three times larger than the height; when the weighting mechanism is configured in the first configuration and a user hits a golf ball with the golf club head in a predetermined manner, the golf ball breaks contact with the golf club head (i) with a first vertical spin rate, (ii) with a first horizontal spin rate, and (iii) with a first horizontal spin direction; when the weighting mechanism is configured in the second configuration and the user hits the golf ball with the golf club head in the predetermined manner, the golf ball breaks contact with the golf club head (i) with a second vertical spin rate, (ii) with approximately the first horizontal spin rate, and (iii) with approximately the first horizontal spin direction; when the golf club head is at address, a vertical axis of rotational inertia extends vertically through a center of gravity of the golf club head; when the weighting mechanism is configured in the first configuration, the golf club head comprises a first moment of inertia about the vertical axis of rotational inertia; when the weighting mechanism is configured in the second configuration, the golf club head comprises a second moment of inertia about the vertical axis of rotational inertia; and the second vertical spin rate is different than the first vertical spin rate, the first moment of inertia is different than the second moment of inertia, and all the weight ports for the entire head are arranged in the straight line. - View Dependent Claims (19, 20, 21, 22, 23)
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Specification