Chair e.g. office chair, has backrest support connected with frame of backrest through three fixing points that are provided on respective arms of support, where height adjustment of backrest is integrated to lower region of support

摘要

The chair has a seat support that is supported by a foot rest, and a Y-shaped backrest support (1) attached to the seat support for supporting a backrest of the chair. The support (1) is connected with a frame of the backrest through three fixing points (2, 3, 4) that are provided on respective arms (6, 7, 8) of the support (1). The backrest has a height adjustment that is integrated to a lower region of the support (1).