| 摘要 |
<p>A seat 1 for a chair which comprises a first body of foam 3 that has a first density and a second body of foam 5 that has a second, higher density wherein across a region of the seat the thickness of the first body relative to the second body increases in a direction toward the rear of the seat such that, when a person sits on the seat pad, the rear of the region compresses more than the front of the region. A backrest (2, figure 5) for a chair which comprises a frame that has a cross-member (4, figure 5) with a concave front surface and a segment of foam (6, figure 5) attached to the frame, wherein the back surface of the segment fits against the concave front surface of the curved cross-member and the front surface of the segment is flat, such that, when a person leans against the back rest, the segment compresses resulting in a concave front surface of the segment.</p> |
