| 摘要 |
PROBLEM TO BE SOLVED: To provide a walking device such as a manual or electric wheelchair whose wheels can follow irregularities of a ground surface and can travel well on an irregular ground surface, and which has a simple structure and can be manufactured inexpensively. SOLUTION: An annular frame 2 made by forming bendably the longitudinal intermediate portion on both sides is supported by castors 3 on the longitudinal intermediate portion, a carriage A supported by driving wheels 4 in the intermediate portion of both sides and a vehicle body B supported by links 11 in the front and fixing arms 12 in the real are provided and the fixing arms, the upper ends of which are fixed immovably to the vehicle body, and the lower ends are connected in a manner that allows rotation parallel with the course of advance are provided.
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