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    • 5. 发明授权
    • Utility cart
    • 实用车
    • US5480180A
    • 1996-01-02
    • US278925
    • 1994-07-22
    • John M. FullerScott A. Boothby
    • John M. FullerScott A. Boothby
    • B62D21/20B62D33/033B62D63/06B62D39/00B62D63/08
    • B62D33/033B62D21/20B62D63/061
    • A utility cart (10) includes a base support member (11) which is supported on wheels (17). Side walls (12, 13) are removably positioned on the base support member (11) by inserting downwardly extending projections (25) into slots (24) formed in the base support member (11). Front and rear end walls (14, 15) have slots (28) therein to engage flanges (30) formed on the side walls (12, 13) to interlock the end walls (14, 15) to the side walls (12, 13). The bottoms of the end walls (14, 15) are also provided with downwardly extending projections (25) which are received in additional slots (24) formed in the base support member (11).
    • 实用车(10)包括支撑在车轮(17)上的基座支撑件(11)。 通过将向下延伸的突起(25)插入到形成在基座支撑构件(11)中的槽(24)中,侧壁(12,13)可移除地定位在基座支撑构件11上。 前端壁和后端壁(14,15)在其中具有槽(28)以接合形成在侧壁(12,13)上的凸缘(30),以将端壁(14,15)互锁到侧壁(12,13) )。 端壁(14,15)的底部还设置有向下延伸的突起(25),其被接收在形成在基部支撑构件(11)中的附加狭槽(24)中。