Golf club with multiple material weighting member
First Claim
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1. An iron-type golf club head comprising:
- a body having a striking plate, a toe end, a heel end, a main rear exterior cavity opposite the striking plate, the main rear exterior cavity defined by a top wall, a bottom wall, a heel wall and a toe wall, the bottom wall having a second exterior cavity; and
a weighting member formed within the second exterior cavity and occupying the entire second exterior cavity, the weighting member comprising a tungsten component ranging from 5 to 90 weight percent of the weight member, a copper component ranging from 5 to 40 weight percent of the weight member, and an anti-oxidizing component ranging from 0.5 to 10 weight percent of the weight member, the weighting member having a density ranging from 11.0 grams per cubic centimeter to 17.5 grams per cubic centimeter.
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Abstract
The use of liquid phase sintering for weighting of a golf club head is disclosed herein. The preferred weighting material is a multiple component material that includes a high-density component, a binding component and an anti-oxidizing component. A preferred multiple component material includes tungsten, copper and chromium. The liquid phase sintering process is performed in an open air environment at standard atmospheric conditions.
67 Citations
10 Claims
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1. An iron-type golf club head comprising:
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a body having a striking plate, a toe end, a heel end, a main rear exterior cavity opposite the striking plate, the main rear exterior cavity defined by a top wall, a bottom wall, a heel wall and a toe wall, the bottom wall having a second exterior cavity; and
a weighting member formed within the second exterior cavity and occupying the entire second exterior cavity, the weighting member comprising a tungsten component ranging from 5 to 90 weight percent of the weight member, a copper component ranging from 5 to 40 weight percent of the weight member, and an anti-oxidizing component ranging from 0.5 to 10 weight percent of the weight member, the weighting member having a density ranging from 11.0 grams per cubic centimeter to 17.5 grams per cubic centimeter. - View Dependent Claims (2, 3, 4, 5)
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6. An iron-type golf club head comprising:
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a body having a string plate, a toe end, a heel end, a main rear exterior cavity opposite the striking plate, the main rear exterior cavity defined by a top wall, a bottom wall, a heel wall and a toe wall, the bottom wall having a second exterior cavity; and
a weighting member formed within the second exterior cavity and occupying the entire second exterior cavity, the weighting member comprising a mixture of a tungsten component ranging from 5 to 90 weight percent of the weight member, a copper component ranging from 5 to 40 weight percent of the weight member, and a nickel chrome component ray from 0.5 to 10 weight percent of the weight member, the weighting member having a density ranging from 12.5 grams per cubic centimeter to 15.9 grams per cubic centimeter.
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7. An iron-type golf club head comprising:
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a body having a striking plate, a toe end, a heel end and a bottom wall having an exterior cavity; and
a weighting member formed within the exterior cavity and occupying the entire exterior cavity, the weighting member comprising a mixture of a tungsten component ranging from 5 to 90 weight percent of the weight member, a copper component ranging from 5 to 40 weight percent of the weight member, and a nickel chrome component ranging from 0.5 to 10 weight percent of the weight member, the weighting member having a density ranging from 12.5 grams per cubic centimeter to 15.9 grams per cubic centimeter. - View Dependent Claims (8, 9, 10)
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Specification