Steel spring with dwell for chairs
Steel wire chair with springs
Suspension mechanism for connecting chair backs and seats to a p
Tilt control mechanism for a chair
Tilt control mechanism for chairs
Tilt mechanism for chair having adjustable spring...
Tilt mechanism, particularly for knee-tilt chair
Tilting seat chair
Torque control mechanism for chairs
Universal tilt mechanism for a chair
Work chair comprising a swivelling seat shell