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    • 38. 发明授权
    • Multiple material golf club head
    • 多种材料高尔夫球杆头
    • US07125344B2
    • 2006-10-24
    • US10249782
    • 2003-05-07
    • Alan HocknellMatthew T. CackettRichard C. HelmstetterJ. Andrew GallowayD. Clayton Evans
    • Alan HocknellMatthew T. CackettRichard C. HelmstetterJ. Andrew GallowayD. Clayton Evans
    • A63B53/04A63B53/06
    • A63B53/0466A63B53/02A63B60/00A63B2053/0408A63B2053/0412A63B2053/0416A63B2053/0433A63B2053/0437A63B2053/0458A63B2053/0462A63B2053/0491A63B2209/00
    • A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61) is composed of a crown portion (62), a sole portion (64) and optionally a ribbon section (90). The face component (60) is composed of a metal material, and the aft-body (61) is composed of a metal material selected from the group consisting of magnesium alloys, aluminum alloys, magnesium and aluminum. The striking plate portion (72) preferably has an aspect ratio less than 1.7. The striking plate portion (72) preferably has concentric regions of thickness with the thickness portion in the center (102). The club head (42) has a volume in the range of 290 cubic centimeters to 600 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate portion (72) surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head (42) has a coefficient of restitution greater than 0.81 under test conditions such as the USGA test conditions specified pursuant to Rule 4-1e, Appendix II, of the Rules of Golf for 1998–1999.
    • 本文公开了具有具有面部部件(60)和后部主体(61)的球杆头(42)的高尔夫球杆(40)。 面部部件(60)具有击打板部分(72)和返回部分(74)。 后体(61)由冠部(62),鞋底部(64)和可选地带状部(90)组成。 面部成分(60)由金属材料构成,后体(61)由选自镁合金,铝合金,镁和铝的金属材料构成。 击打板部分(72)优选地具有小于1.7的纵横比。 撞击板部分(72)优选地具有厚度同心的区域,厚度部分在中心(102)中。 球杆头(42)具有在290立方厘米至600立方厘米范围内的体积,165克至300克的重量,以及在4.00平方英寸范围内的打击板部分(72)的表面积 至7.50平方英寸。 高尔夫球杆头(42)在测试条件下的恢复系数大于0.81,例如根据“1998 - 1999年高尔夫规则”第4-1e条附录II规定的USGA测试条件。