| 摘要 |
PURPOSE: An electric-powered multi-stage crutch is provided to adjust length of the crutch, thereby conveniently using the crutch. CONSTITUTION: An electric-powered multi-stage crutch comprises a body part(110), an upper connection pipe(150), an under connection part, a ground connection part(175), an adjustment pipe(210), an armpit support tube(220), armpit support(230), and a handle part(130). A space part is formed inside the body part. The upper connection pipe is fixed and combined in the lower part of the body part. The lower connection pipe is successively inserted and set up in the upper connection pipe. The ground connection part is combined with the lowest connection pipe among the lower connection pipes. The adjustment pipe is fixed and combined in upper part of the body part. The armpit support tube is inserted and set up in the adjustment pipe. |
