| 摘要 |
<p>The child's push chair has a rigid structure and a seat support which is pivotally adjustable. The assembly is foldable and the seat is bucket shaped. There are four wheels and a 'walking stick' type hand grip. The seat is made of flexible material, such as canvas and the frame is tubular metal type, bent as required. The frame of the seat has a number of pivots, which assist in folding up the entire assembly. Minor adjustments to the frame are made by slotted links with screws articulating in them.</p> |
