发明名称 Limited mobility ladder
摘要 A ladder for people with limited mobility comprising a first frame member defining a first sidewall; a second frame member defining a second sidewall; a plurality of steps spanning between the first and second sidewalls, from a first level above the surface to the upper level substantially to the height of a wheelchair seat; handles positioned above each of the steps, so that a person is able to place one's hands on the handles and lift oneself up the first step, and grasp the next highest handles and lift to the next highest step until the person is able to move from the highest step onto the wheelchair seat.
申请公布号 US6719094(B2) 申请公布日期 2004.04.13
申请号 US20030446764 申请日期 2003.05.28
申请人 DE LA TOUR RENE J. 发明人 DE LA TOUR RENE J.
分类号 A47C12/02;A61G5/14;A61G7/10;E06C1/383;E06C1/393;(IPC1-7):E04G1/34;E06C1/00 主分类号 A47C12/02
代理机构 代理人
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