| 摘要 |
A chair, in particular an office chair, comprising: a base structure (12), a seat support structure (13), articulated to the base structure (12) around a transverse axis (18), an adjustable elastic device (29) to apply an elastic force between the base structure (12) and the seat support structure (13), a manually operated adjustment device (40) for varying the distance between said adjustable elastic device (29) and said transverse axis (18). <IMAGE>
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