| 摘要 |
Disclosed is a wheelchair comprising a central wheel drive and a chassis (11 ) that is provided with a front part (13) and a rear part (15) which are interconnected by means of a joint (17). At least one front wheel (23), two central wheels (21), and at least one auxiliary wheel (25) are provided. The invention is characterized in that the auxiliary wheel (25) is located betwe en the front wheel (23) and the central wheels (21) while being disposed at a distance from the tread (27) of said wheels. A gas spring (17) is stressed b y both the front wheels (23) and the auxiliary wheel (25) when clearing an obstacle (43) while being relaxed again when riding on such that riding over obstacles is made significantly easier. |
