PROBLEM TO BE SOLVED: To provide a wheelchair which can easily and smoothly pass an ascending step having a gap between an upper step face and lower step face, and which can avoid increase in side and at the same time reduce in weight.
SOLUTION: A seat 10 is supported to a main body frame 20. Two front wheels 31, 32 are rotatably supported to the main body frame 20 at right-left positions of the seat 10. A swinging fork 43 is provide to a rear side of the main body frame 20. A rear wheel 40 is rotatably supported to the swinging fork 43. The swinging fork 43 is provided with a safety wheel supporting frame 44 so as to extend frontward and rearward of the rear wheel 40. In a front-rear direction, a middle safety wheel 50 is rotatably mounted on the safety wheel supporting frame 44 via a fixing fork 50a so as to be positioned between the front wheels 31, 32 and the rear wheel 40. The middle safety wheel 50 moves apart from a flat face when the front wheels 31, 32 and the rear wheel 40 are in contact with the flat face.
- 大阪産業大学 教育研究推進センター 地域社会連携課
- URL: https://www.osaka-sandai.ac.jp/
- Address: 〒574-8530 大阪府大東市中垣内３丁目１－１
- TEL: 072-875-3001
- FAX: 072-875-6551