Abstract A mechanism for an office chair having a backrest support which may be pivoted rearwardly. Adjustment of the backrest pivotal motion is accomplished by the mechanism having a base support which may be positioned on a chair column, a seat sup...
Abstract An office chair or office chair element, such as a backrest or seat, has a flat covering element, such as a fabric, cushioning or webbing element, secured to support elements, such as the arms of a support frame, and tensioned in between. Th...
Abstract An adjustable office chair includes a base device, and a seat device disposed on the base device. The seat device includes a fixed seat section, a rear seat section connected pivotally to and disposed behind the fixed seat section, a front s...
Abstract A device for adjusting the height of the backrest of an office chair having a backrest unit at the rear side of a seat body. The height adjustment may take place to achieve the optimal resting angle according to the different body shapes, pe...
Abstract An office chair (1) comprising a seat (2) and a backrest (3), wherein the backrest (3) includes a lumbar support (4), which is adjustable between an inactive position in which it follows the general shape of the backrest (3), and a fully act...