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公开(公告)号:US09949887B2
公开(公告)日:2018-04-24
申请号:US15722731
申请日:2017-10-02
CPC分类号: A61H3/061 , A42B3/30 , A61F9/08 , A61H3/06 , A61H23/0263 , A61H2003/063 , A61H2201/0165 , A61H2201/1604 , A61H2201/1607 , A61H2201/5007 , G01C21/3652 , G09B21/003
摘要: A method for guiding the blind includes: determining a target direction; and controlling a mechanical device to shift its center of gravity toward the target direction according to the target direction; wherein the mechanical device comprises a balance weight, a connecting rod, and a rotating axis, the connecting rod is connected to the rotating axis, and the balance weight is located on the connecting rod.