发明名称 Foldable step stool with leg lock and handle
摘要 A step stool includes a frame including a front leg and a rear leg coupled to the front leg for movement relative to the front leg, a handle supported for pivotable movement on the front leg about a pivot axis, and a retainer coupled to the handle to move therewith about the pivot axis and arranged to trap a portion of the rear leg between the handle and the retainer upon movement of the handle to a predetermined position relative to the rear leg to lock the front leg to the rear leg.
申请公布号 US6390238(B1) 申请公布日期 2002.05.21
申请号 US20000636440 申请日期 2000.08.11
申请人 COSCO MANAGEMENT, INC. 发明人 GIBSON WILLIAM R.;GINER ENRIQUE R.;MORENO-GINER MARIA ANTONIETA
分类号 E06C1/387;E06C1/393;E06C7/00;E06C7/08;E06C7/14;E06C7/50;(IPC1-7):E06C1/00 主分类号 E06C1/387
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