Item of seating furniture has pivotable backrest, frame and pivotable axis for backrest which is lowered when backrest is pivoted backwards

摘要

The item of seating furniture has a pivotable back rest, (1), a frame (4,5,6) and a backrest pivot axis (13) which is lowered when the backrest is pivoted backwards. The backrest pivot axis is available on the first arm of a three-armed pivot lever (14). The second arm (15) of the pivot lever is supported on the frame and a third arm (16) is connected to an operating device (17) for pivoting. The back rest is linked by two arms (11,12) to the frame (4,5), forming a link quadrilateral (5,9,11,12) with the frame. One of the two arms has a belt (10), which is provided with the backrest pivot axis.