发明名称 Foldable utility cart
摘要 A folding utility cart for a providing a movable work platform which may be raised and lowered without the use of tools. The cart employs an upper support member that is spaced apart from a lower support member by a pair of cross braces. A biasing spring helps raise the upper support member into an elevated position, and a releasable lock secures the upper support member into the elevated position. A lock release disengages the upper support member from the elevated position. The cart also has a handle, support feet, and wheels, allowing use in a conventional manner.
申请公布号 US5927745(A) 申请公布日期 1999.07.27
申请号 US19970818609 申请日期 1997.03.14
申请人 CUNNINGHAM, JOHN 发明人 CUNNINGHAM, JOHN
分类号 A47B31/04;B62B3/02;(IPC1-7):B62B1/12 主分类号 A47B31/04
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