Patent ID: 7083180

Claim:
An adjustable height bicycle seat mounting assembly, comprising: first and second tubes in telescoping arrangement, the first tube coupled to a bicycle frame and the second tube coupled to a bicycle seat; a bulkhead disposed in one of the first and second tubes, the bulkhead having an orifice therethrough; a rod extending through the orifice and coupled to a movement device disposed near an end of the second tube, wherein the rod is movable between a first position and a second position; wherein the first and second tubes are axially adjustable relative to one another by regulating a flow of a fluid disposed in the first and second tubes; and a compressible gas disposed in a first portion of one of the first and second tubes; and wherein the fluid comprises a substantially incompressible fluid disposed in a second portion of one of the first and second tubes, the substantially incompressible fluid adapted to pass through the orifice when the rod is in the second position.