发明名称 Rollable sports base
摘要 A rollable sports ballast base for supporting a sports apparatus support member comprising a base member having a top and bottom surface. The bottom surface contacts a support surface such as a driveway or other playing surface. There is at least one wheel assembly, retractable from a lowered position to a raised position. The wheel assembly includes a pivoting connector coupled to the base member and a wheel bracket coupled to the pivoting connector. The wheel bracket includes an axle, at least one wheel, and a handle extending outwardly from the wheel bracket. The handle is used to pivotally rotate the wheel assembly about a transverse axis. When the handle is rotated away from the base member, the wheel assembly is placed in a lowered position whereby the wheel contacts the support surface thus separating the bottom surface of the base member from the support surface.
申请公布号 US6405989(B2) 申请公布日期 2002.06.18
申请号 US20010813781 申请日期 2001.03.22
申请人 HUFFY CORPORATION 发明人 DAVIS MARK E.;WHITE RONALD A.;SAUNDERS CRAIG;POLIN RENE;KRISTIANSEN KEITH;BALLONE MICHAEL;GROSSMAN GARY
分类号 A63B63/08;A63B71/02;(IPC1-7):F16M13/00 主分类号 A63B63/08
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