Patent ID: 8342488
Filing Date: 2013-01-01
Classification: F16F

Abstract:
1. A fluid damper, comprising: a cylinder having a wall partially defining a damping fluid chamber; a base attached to a first end of the cylinder; a shaft extending through the base and into the damping fluid chamber and longitudinally movable relative to the cylinder; a piston partially defining the damping fluid chamber and connected to the shaft; and an annular bladder having inner and outer walls made from an elastomeric material and substantially enclosing a sealed gas chamber, the shaft movable independent of the bladder, wherein: the damping fluid chamber has a pressure, the bladder walls are operable to transmit the pressure to the gas chamber during compression and rebound of the fluid damper, a first end of the outer wall is pressed between the cylinder wall and the base, and a first end of the inner wall is pressed between the shaft and the base.