Patent ID: 6926361
Filing Date: 2005-08-09
Classification: A47C

Abstract:
1. A device for adjusting a seat depth of a chair, comprising a seat carrier; an adjusting part which is arranged pullable out on a front edge of said seat carrier; a spindle rotatably supported in said adjusting part; two nuts arranged on said spindle so that during a rotation of said spindle said nuts move on said spindle in opposite directions; and two braces hingedly supported on the seat carrier and connected with said nuts, wherein said seat carrier is cushioned; and further comprising a cushion receiving tube arranged coaxially to said spindle for mounting a front end of a cushion, said cushion receiving tube having a guiding slot extending at least over a portion of its length, said nuts being guiding outwardly through said slot, so that during rotation of said spindle also said cushion receiving tube is rotated as well.