Patent ID: 9150075
Filing Date: 2015-10-06
Classification: B60G,B62K,F16F

Abstract:
1. A shock absorber for a vehicle comprising: a gas spring having first and second gas chambers, wherein the first gas chamber is utilized during a first travel portion of a piston and the first and second gas chambers are both utilized during a second travel portion of the piston; a bulkhead separating the first and second gas chamber, the bulkhead having a valve with a valve shaft biased into sealing engagement with a valve seat in the bulkhead, the valve shaft at least partially extending into the first gas chamber, wherein the piston is constructed and arranged to contact the valve shaft at a predetermined position of the first travel portion, thereby opening the valve and utilizing both the first and second gas chamber; and a travel adjustment assembly configured to selectively communicate the first gas chamber with a negative gas chamber, the travel adjustment assembly including an inner tube at least partially disposed within an outer tube, the piston movable relative to the outer tube and the inner tube movable relative to the outer tube, the inner and outer tubes each having at least one aperture in a wall thereof forming a communication path between the first gas chamber and the negative gas chamber at predetermined positions of the piston in a compression stroke of shock absorber.