| 摘要 |
<p>According to the present invention, a wheelchair comprises: a main frame which has a seat on which a patient can sit; a pair of rear wheels installed in the main frame to be rotated; a front wheel installed in a support frame connected to the main frame; and an obstacle overcoming unit installed in one side of one among the main frame, the support frame, and a footboard installed in the support frame, and overcomes obstacles in front of the front or rear wheels. The obstacle overcoming unit includes: a guide member connected or separated to/from one side of one among the main frame, the support frame, and the footboard through coupling parts; at least one transfer body part transferred along the guide member; a lifting member installed in the transfer body part to be lifted, and supplies tractive force to the wheelchair when the wheelchair descends; and a lifting member drive part installed in the transfer body part, and lifts the lifting member to overcome the obstacles.</p> |
