Baby-carriage for ascending and descending staircase, has crawlers in directional part and in part producing flat surface on steps, and motor connected to control lever and activating crawlers to move forward to ascend staircase

摘要

The pushchair has two crawlers, one in a directional part and another in a part that produces a flat surface on steps for forward movement of crawlers. A motor is connected to a control lever which is placed at handles. The motor activates the crawlers to move forward in the steps to ascend a staircase. Back of the pushchair is turned and the pushchair is driven until the bottom of the staircase to descend the staircase.