发明名称 Manual utility cart
摘要 A manual utility cart including a frame having spaced cargo retaining portions and a lower portion. An axle journaled in the lower portion of said frame journals a first set of wheels. A second set of wheels is journaled on an axle spaced from and supported by said first axle and is shiftable about the first axle between a retracted position and a frame supporting position to raise the first set of wheels from a surface. A cover overlies both sets of wheels to support a cargo within the frame.
申请公布号 US4541644(A) 申请公布日期 1985.09.17
申请号 US19830476035 申请日期 1983.03.17
申请人 DIENER, HENRY 发明人 DIENER, HENRY
分类号 B62B1/14;(IPC1-7):B62D1/10;B62D61/12 主分类号 B62B1/14
代理机构 代理人
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