Patent ID: 7231934

Claim:
A shut-off device comprising: a shut-off housing comprising: an admission channel; a free space; and a hole section; a shut-off organ supported within said shut-off housing in an adjustable manner relative to the admission channel between an open position and a closed position, the shut-off organ comprising: a pressure end extending into the free space; and a latching end opposite the pressure end, the latching end comprising a wedging section; an actuating device at least for adjusting the shut-off organ from the open position into the closed position, the actuating device comprising a gas generation device capable of producing an adjustment pressure to adjust the shut-off organ in the direction of the closed position, wherein the gas generation device is arranged within the shut-off housing free space; and wherein the shut-off organ latching end engages and is at least partially held in place by the shut-off housing hole section when the shut-off organ is in the closed position.