摘要 |
The lifting unit (11) is arranged fixed at the backrest (10), and the swivel axis of the back part (2) and the seat plate (5) also the bearing arrangement (14,13) in which the lifting unit (11) supports itself, lie in one plane, which is essentially parallel to the lifting direction of the lifting unit (11). The swivel axis of the back part (2) and the seat plate (5) also the bearing arrangement (13,14) at the base element (4) lie in the axis of the lifting unit.
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