Golf putter head
First Claim
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1. A golf putter head comprising a hollow-structured body frame made of a metal material having a specific gravity of 4 to 9, the hollow-structured body frame including:
- a face forming a recess;
a crown forming in a center thereof a depression occupying at least 35% of an entire area of the crown;
a toe;
a heel;
a first side extending backward from the toe;
a second side extending backward from the heel;
a back providing a connection between the first side and the second side; and
a sole, whereina weight distribution is provided so that the toe, the heel, and the back are increased in wall thickness relative to a remaining portion,a face member made of a material having a specific gravity of 0.9 to 3 is attached to the recess of the face, anda crown member made of the material having the specific gravity of 0.9 to 3 is attached to the depression of the crown,wherein the crown member further comprises an outer edge, such outer edge being covered by the body frame.
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Accused Products
Abstract
A golf putter head includes a hollow-structured body frame made of a metal material having a specific gravity of 4 to 9, which includes a face forming a recess, a crown forming in a center thereof a depression occupying at least 35% of an entire area of the crown, a toe, a heel, first and second sides extending backward from the toe and the heel respectively, a back connecting the first side and the second side, and a sole. A weight distribution is provided so that the toe, the heel, and the back are increased in wall thickness relative to a remaining portion. A face member made of a material having a specific gravity of 0.9 to 3 is attached to the recess of the face. A crown member made of the material having the specific gravity of 0.9 to 3 is attached to the depression of the crown.
26 Citations
3 Claims
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1. A golf putter head comprising a hollow-structured body frame made of a metal material having a specific gravity of 4 to 9, the hollow-structured body frame including:
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a face forming a recess; a crown forming in a center thereof a depression occupying at least 35% of an entire area of the crown; a toe; a heel; a first side extending backward from the toe; a second side extending backward from the heel; a back providing a connection between the first side and the second side; and a sole, wherein a weight distribution is provided so that the toe, the heel, and the back are increased in wall thickness relative to a remaining portion, a face member made of a material having a specific gravity of 0.9 to 3 is attached to the recess of the face, and a crown member made of the material having the specific gravity of 0.9 to 3 is attached to the depression of the crown, wherein the crown member further comprises an outer edge, such outer edge being covered by the body frame.
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2. A golf putter head comprising a hollow-structured body frame made of a metal material having a specific gravity of 4 to 9, the hollow-structured body frame including:
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a face forming a recess; a crown forming in a center thereof a depression occupying at least 35% of an entire area of the crown; a toe; a heel; a first side extending backward from the toe; a second side extending backward from the heel; a back providing a connection between the first side and the second side; and a sole, wherein a weight distribution is provided so that the toe, the heel, and the back are increased in wall thickness relative to a remaining portion, a face member made of a material having a specific gravity of 0.9 to 3 is attached to the recess of the face, and a crown member made of an aluminum alloy is attached to the depression of the crown, wherein the crown member further comprises an outer edge, such outer edge being covered by the body frame.
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3. A golf putter head comprising a hollow-structured body frame made of a metal material having a specific gravity of 4 to 9, the hollow-structured body frame including:
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a crown forming in a center thereof a depression occupying at least 35% of an entire area of the crown; a toe; a heel; a first side extending backward from the toe; a second side extending backward from the heel; a back providing a connection between the first side and the second side; and a sole, wherein a weight distribution is provided so that the toe, the heel, and the back are increased in wall thickness relative to a remaining portion, and a crown member made of the material having the specific gravity of 0.9 to 3 is attached to the depression of the crown, wherein the crown member further comprises an outer edge, such outer edge being covered by the body frame.
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Specification
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Current AssigneeBridgestone Sports Co Limited (Bridgestone Corporation)
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Original AssigneeBridgestone Sports Co Limited (Bridgestone Corporation)
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InventorsImamoto, Yasunori, Tateno, Atsuo
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Primary Examiner(s)Kim; Gene
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Assistant Examiner(s)Hunter; Alvin A
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Application NumberUS11/313,619Publication NumberTime in Patent Office1,027 DaysField of SearchNoneUS Class Current473/340CPC Class CodesA63B 2209/00 Characteristics of used mat...A63B 2209/023 Long, oriented fibres, e.g....A63B 53/0408 characterised by specific d...A63B 53/0412 VolumeA63B 53/0416 Heads having an impact surf...A63B 53/0437 with special crown configur...A63B 53/0441 with visual indicators for ...A63B 53/0487 for putters A63B53/065 take...
