| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a walking support device capable of improving straight travelling performance and reducing travelling resistance. <P>SOLUTION: End side travelling bodies 11A arranged in front end right and left sides and rear end right and left sides of the lower side of a device frame 9 has movable support portions 93 secured to the lower side so as to be able to rotate around vertical axes 94 relative to a travelling face 10a, wheel shafts 92, and wheels 91, the wheels 91 arranged in the movable support portions 93 rotatably around the wheel axes 92, central side travelling bodies 11B arranged in central right and left sides of the lower side of the device frame 9 has a wheel shaft 96 has securing and supporting portions 97 fixed to the lower side, a wheel shaft 96 supported by the securing and supporting portions 97 and extending in a right and left direction, and wheels 95, the wheels 95 are arranged in the securing and supporting portions 97 rotatably around the wheels shaft 96, the lowest points 95G of the wheels 95 of the central side travelling bodies 11B are arranged at the positions lower than the lowest points 91G of the wheels 91 of the end side travelling bodies 11A. <P>COPYRIGHT: (C)2008,JPO&INPIT |
