Golf club heads and methods to manufacture golf club heads
DCFirst Claim
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1. A golf club head comprising:
- a body portion having a toe portion, a heel portion, a top portion, a sole portion, a back portion with a plurality of weight portions, and a front portion having a face portion with a thickness extending between a front surface and a back surface, the thickness being less than or equal to 1.5 millimeters (0.06 inch);
an interior cavity extending between the top and sole portions and between the face and back portions;
an elastic polymer material injection molded in the interior cavity to structurally support the face portion during impact with a golf ball;
a bonding portion coupled between the back surface of the face portion and the elastic polymer material;
wherein a greater number of weight portions of the plurality of weight portions are located on the back portion below a horizontal midplane of the body portion than above the horizontal midplane, andwherein at least one weight portion of the plurality of weight portions is constructed from a different material than the body portion.
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Abstract
Embodiments of golf club heads and methods to manufacture golf club heads are generally described herein. In one example, a golf club head may include a body portion with a toe portion, a heel portion, a top portion, a sole portion, a back portion, a front portion having a face portion with a front surface and a back surface, an interior cavity extending between the top and sole portions and between the face and back portions, and an elastic polymer material in the interior cavity, and a bonding portion. Other examples and embodiments may be described and claimed.
184 Citations
20 Claims
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1. A golf club head comprising:
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a body portion having a toe portion, a heel portion, a top portion, a sole portion, a back portion with a plurality of weight portions, and a front portion having a face portion with a thickness extending between a front surface and a back surface, the thickness being less than or equal to 1.5 millimeters (0.06 inch); an interior cavity extending between the top and sole portions and between the face and back portions; an elastic polymer material injection molded in the interior cavity to structurally support the face portion during impact with a golf ball; a bonding portion coupled between the back surface of the face portion and the elastic polymer material; wherein a greater number of weight portions of the plurality of weight portions are located on the back portion below a horizontal midplane of the body portion than above the horizontal midplane, and wherein at least one weight portion of the plurality of weight portions is constructed from a different material than the body portion. - View Dependent Claims (2, 3, 4, 5)
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6. A golf club head comprising:
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a body portion having a toe portion, a heel portion, a top portion, a sole portion, a back portion with a plurality of weight portions, and a front portion having a face portion with a front surface and a back surface; an interior cavity extending between the top and sole portions and between the face and back portions; an elastic polymer material injection molded in the interior cavity, the elastic polymer configured to structurally support the face portion during impact with a golf ball; a bonding portion in the interior cavity configured to couple the elastic polymer material to the back surface, wherein a greater number of weight portions of the plurality of weight portions are located on the back portion below a horizontal midplane of the body portion than above the horizontal midplane, and wherein a greater number of weight portions of the plurality of weight portions are closer to the toe portion than the heel portion. - View Dependent Claims (7, 8, 9, 10, 11)
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12. A golf club head comprising:
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a body portion having a toe portion, a heel portion, a top portion, a sole portion, a back portion with a plurality of weight portions, and a front portion having a face portion with a front surface, a back surface, a plurality of grooves on the front surface, and a thickness extending between the front and back surfaces of less than or equal to 1.5 millimeters (0.06 inch); an interior cavity extending between the top and sole portions and between the face and back portions; a structural support portion comprising an elastic polymer material injection molded in the interior cavity, the structural support portion extending between the front and back portions within the interior cavity and attached to the back surface of the face portion, the structural support portion configured to structurally support the face portion during impact with a golf ball; wherein a greater number of weight portions of the plurality of weight portions are located on the back portion below a horizontal midplane of the body portion than above the horizontal midplane, and wherein a greater number of weight portions of the plurality of weight portions are closer to the toe portion than the heel portion, and wherein at least one weight portion of the plurality of weight portions is constructed from a different material than the body portion. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
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Specification