Putter head
DCFirst Claim
1. A putter-type club head comprising:
- a body having a face portion, a crown portion, a sole portion and an aft-mass portion, wherein the face portion, the crown portion, the sole portion and the aft-mass portion define a central aperture through the body having a heel end opening and a toe end opening, wherein the crown portion extends rearward from the face portion to over the aft-mass portion, wherein the sole portion extends from the face portion to the aft-mass portion, wherein the central aperture separates the crown portion from the sole portion and the face portion from the aft-mass portion, and wherein the center of gravity of the putter-type club head is within the central aperture.
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Accused Products
Abstract
A putter-type club head (20) having a central aperture (32) with a rearward center of gravity is disclosed herein. The putter-type club head (20) has a body (22) that is preferably composed of stainless steel. The body (22) has a face portion (24), a crown portion (26), a sole portion (28) and an aft-mass portion (30). The face portion (24), the crown portion (26), the sole portion (28) and the aft-mass portion (30) define the central aperture (32). The crown portion (26) extends rearward from the face portion (24) over the aft-mass portion (30). The central aperture (32) separates the crown portion (26) from the sole portion (28) and the face portion (24) from the aft-mass portion (30). The crown portion (26) has an alignment means (40) thereon for aiming a golf ball during putting.
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Citations
16 Claims
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1. A putter-type club head comprising:
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a body having a face portion, a crown portion, a sole portion and an aft-mass portion, wherein the face portion, the crown portion, the sole portion and the aft-mass portion define a central aperture through the body having a heel end opening and a toe end opening, wherein the crown portion extends rearward from the face portion to over the aft-mass portion, wherein the sole portion extends from the face portion to the aft-mass portion, wherein the central aperture separates the crown portion from the sole portion and the face portion from the aft-mass portion, and wherein the center of gravity of the putter-type club head is within the central aperture. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
a plurality of recesses on an external surface of the crown portion, each of the plurality of recesses having a circular shape with a diameter ranging from 1.62 inches to 1.70 inches;
a plurality of circular inserts, each of the plurality of circular inserts disposed within a corresponding recess of the plurality of recesses.
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6. The putter-type club head according to claim 5 wherein each of the plurality of circular inserts is composed of a thermosetting polyurethane material, and each of the plurality of circular inserts has a white color.
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7. The putter-type club head according to claim 1 wherein the body is composed of stainless steel.
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8. The putter-type club head according to claim 1 further comprising a cylindrical rod extending upward from the crown portion.
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9. The putter-type club head according to claim 1 wherein the body is composed of a material selected from the group consisting of stainless steel, titanium, titanium alloy, bronze and carbon steel.
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10. A putter-type club head comprising:
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a body having a face portion, a crown portion, a sole portion and an aft-ma portion, wherein the face portion, the crown portion, the sole portion and the aft-mass portion define a central aperture through the body having a heel end opening and a toe end opening, wherein the crown portion extends rearward from the face portion to over the aft-mass portion, wherein the sole portion extends from the face portion to the aft-mass portion, wherein the central aperture separates the crown portion from the sole portion and the face portion from the aft-mass portion, and wherein the face portion has an external surface with a recess therein;
a plurality of recesses on an external surface of the crown portion, each of the plurality of recesses having a circular shape with a diameter ranging from 1.62 inches to 1.70 inches;
a plurality of circular inserts, each of the plurality of circular inserts disposed within a corresponding recess of the plurality of recesses; and
a face insert disposed within the recess of the face portion. - View Dependent Claims (11, 12, 13)
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14. A putter-type club head comprising:
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a face portion having an external surface and an internal surface;
a sole portion extending rearward from the face portion and having a semi-circular shape;
an aft-mass portion disposed at a rearward end of the sole portion, the aft mass portion having 10 to 30 volume percent of the putter-type club head and from 25 to 75 weight percent of the putter-type club head;
a crown portion extending rearward from the face portion, the crown portion having a central elongated section extending over the aft-mass portion and a forward section having a width from a heel end of the face portion to a toe end of the face portion, the forward section having a width greater than a width of the central elongated portion; and
an alignment means disposed on an external surface of the crown portion;
wherein the face portion, the crown portion, the sole portion and the aft-mass portion define a central aperture through the body having a heel end opening and a toe end opening.- View Dependent Claims (15, 16)
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Specification