| 摘要 |
Frame (1) supports a mobile frame (2) with the first bed part and a rotating frame (4) with the third bed part. Three bed parts (81-83) are hinged to each other and form respectively the seat (81), the back (82) and the rear (83) of the sofa. Pistons (5) are acting on the third bed part (83) and can modify either its angle of inclination or its height. |
