Patent ID: 6481675
Filing Date: 2002-11-19
Classification: A47C,F16F

Abstract:
In a gas cylinder in which one end of a piston rod extending to the inner side of an outer tube is fixed ta a support plate fixed to one end of the outer tube and a spindle connected to the other end of the piston rod is slidably moved along the piston rod in a same axis direction as the outer tube, wherein the outer tube includes a support plate fixing structure having a plurality of first pieces and a plurality of second pieces formed along the end surface of the outer tube, the plurality of first pieces include a contacting portion and the plurality of second pieces include another containing portion protruding within an inner side of the outer tube, wherein the contacting portion of the plurality of first pieces contact a first planar surface of the support plate and the contacting portion of the plurality of second pieces contact a second, opposing planar surface of the support plate such that the outer tube is fixed to the support plate.