| 摘要 |
A bed assembly comprising a sprung base 6 and a dynamic mattress 8 supported on the base 6. Also disclosed is a method involving selecting a base 6 and a dynamic mattress 8 from a plurality of choices based on a users need. The base 6 may have pocket springs 28 which are between 5.5 and 15 cm. The dynamic mattress 8 may have two layers of cells 42 and 44 with the bottom ones 42 being at a constant pressure as static cells and the top ones 44 being periodically inflated in alternating groups. The cells 42 and 44 may be cylindrical with each laying have between 25 and 40 which are less than 10cm thick. The dynamic mattress 8 may have a memory foam layer 62 made of polyurethane. A pair of dynamic mattresses may be positioned next to each other and joined by releasable fasteners on covers 64. |
