| 摘要 |
The mattress or like body supporting device comprises an upper cover (6), a base (2) and wall members (4). Intermediate the cover and base there is provided a plurality of inflatable cells or chambers (7), each inflatable chamber (7) being connectable to a source of pressurised fluid or a pump, control means (20) being provided for selectively inflating and/or deflating two or more of the inflatable chambers independently of one another. |
