Golf club head
AssigneeThe Yokohama Rubber Co., Ltd.
InventorsTakaharu Okumoto, Tatsuo Nishimoto, Hideaki Wakaki
Life of this patent
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Abstract
A golf club head composed of an outer shell made of a fiber-reinforced resin and a core made of a syntactic foam and formed in the outer shell, wherein the syntactic foam comprises a matrix resin with glass microballoons as a main component and whiskers mixed therein.
Claims5
A golf club head comprising an outer shell made from a fiber-reinforced resin and an inner core made of a syntactic foam formed in the outer shell, said syntactic foam comprising a matrix resin containing glass microballoons ranging from 25 to 45 parts by weight per 100 parts by weight of the matrix resin and whiskers ranging from 3 to 8 parts by weight per 100 parts by weight of the matrix resin mixed therein.
Dependencies are inferred from the claim text.