发明名称 Golf ball with soft core
摘要 Disclosed herein is a golf ball with a solid core having a PGA compression of 55 or less and an outer cover layer having a Shore D hardness of at least 60, the ball having a PGA compression of 80 or less. In another embodiment of the invention, the ball has a mechanical impedance with a primary minimum value in a frequency range of 3100 Hz or less after the ball has been maintained at 21.1° C., 1 atm. and about 50% relative humidity for at least 15 hours. A further embodiment of the invention is a golf ball having a core, and a cover with a Shore D hardness of at least 58, the ball having a mechanical impedance with a primary minimum value in the frequency range of 2600 Hz after the ball has been maintained at 21.1° C., 1 atm. and about 50% relative humidity for at least 15 hours. The balls of the invention have good distance while providing a soft sound and feel.
申请公布号 US6991562(B2) 申请公布日期 2006.01.31
申请号 US20020077148 申请日期 2002.02.15
申请人 CALLAWAY GOLF COMPANY 发明人 SULLIVAN MICHAEL J.;KENNEDY THOMAS J.;NEALON JOHN L.;SHANNON KEVIN J.
分类号 A63B37/06;A63B37/00 主分类号 A63B37/06
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