发明名称 Bowling ball insert
摘要 A bowling ball insert may be installed within a respective one of the finger holes of a bowling ball and includes a sleeve, at least one removable finger pad, and may include at least one spacer. The sleeve is mounted within the finger hole and the finger pad and spacer may be detachably mounted within the sleeve using hook and loop fastener material or the like. The finger pad and spacer may be constructed with various geometric forms and the finger pad may also include various types of outer layers to tailor the finger hole of the bowling ball to the size, fit, and feel preferences of a bowler, in order to improve comfort and control while bowling. The sleeve, spacer, and/or finger pad include notches that enable removal of the finger pad and spacer from the sleeve.
申请公布号 US7258620(B1) 申请公布日期 2007.08.21
申请号 US20060436417 申请日期 2006.05.18
申请人 WILLMAN TODD A 发明人 WILLMAN TODD A
分类号 A63B37/00 主分类号 A63B37/00
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