发明名称 Step extending apparatus
摘要 A step-extending device is adapted for use in association with a walker to ascend or descend a stairway. The step-extending device may employ a first base and a second base, each of which is adapted to receive legs of a walker upon respective upper surfaces. The device may be used in connection with a frame that connects the first and second bases to each other. A cross member connects first and second bases. A frame includes one or more upright members with handles adapted for grasping and moving the step-extending device from one stair to another stair during use. The height of each of the first and second support bases is adjusted to approximate the height of stairs upon a stairway, so that stairs of essentially any height may be accommodated.
申请公布号 US2003111100(A1) 申请公布日期 2003.06.19
申请号 US20020263620 申请日期 2002.10.03
申请人 BELL FRANK BRABSON;JONES RICHARD MARTIN 发明人 BELL FRANK BRABSON;JONES RICHARD MARTIN
分类号 A61H1/00;A61H3/00;(IPC1-7):A61H3/02 主分类号 A61H1/00
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