发明名称 BAT CONDITIONING DEVICE AND METHOD
摘要 A bat conditioning device for breaking in or seasoning softball or baseball bats. A preferred conditioning device includes a handle having a first end and a second end, a grip attached to the first end of the handle, and a head attached to the second end of the handle having an impact response that mimics that of a regulation softball. In the preferred form, the head is a regulation softball. The bat conditioning device is of a length that allows softball bats to be broken-in by striking a bat held in one hand of a user, with the conditioning device being held in the other hand.
申请公布号 US2007270249(A1) 申请公布日期 2007.11.22
申请号 US20060419392 申请日期 2006.05.19
申请人 JAMES JOHN;MARTORANA BILL 发明人 JAMES JOHN;MARTORANA BILL
分类号 A63B69/00 主分类号 A63B69/00
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