发明名称 Hollow, large, metallic, golf club head
摘要 A golf club head comprising a shell having toe and heel portions, a rear wall, a front wall defining a ball-striking face, and top and bottom walls, the bottom wall characterized as having a medial ridge, and as forming two dished shallow recesses, one recess between the ridge and the heel portion, and the other recess between the ridge and the toe portion, the recesses spaced rearwardly from the front wall, the one recess having an arcuate peripheral edge generally convex toward the heel portion, and the other recess having an arcuate peripheral edge generally convex toward the toe portion, the recesses being located in substantially mirror imaged positions with respect to a forwardly extending vertical plane bisecting the ridge, the head, when viewed toward the bottom wall, presents a peripheral outline which, at the toe and rear of the head, has substantial spacing from the other dished shallow recess.
申请公布号 US5460376(A) 申请公布日期 1995.10.24
申请号 US19940263970 申请日期 1994.06.29
申请人 CALLAWAY GOLF COMPANY 发明人 SCHMIDT, GLENN;HELMSTETTER, RICHARD C.
分类号 A63B53/04;(IPC1-7):A63B53/04 主分类号 A63B53/04
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