Seat for an office chair or the like, with seat and back adjustable, especially by body weight displacement – 4,861,106

Abstract The invention relates to a seat assembly for an office chair or the like, having a seat and back (6, 7) which are adjustable especially by shifting the body and having a cradle (5). The seat and the back… Read moreSeat for an office chair or the like, with seat and back adjustable, especially by body weight displacement – 4,861,106