Patent ID: 6883650
Filing Date: 2005-04-26
Classification: F16F

Abstract:
1. A shock absorber comprising: an inner cylinder which defines a longitudinal axis, said inner cylinder comprising a first pattern of ports circumferential displaced from a second pattern of ports, said first pattern of ports comprising a first set of ports longitudinally displaced a first distance from a second set of ports, said second pattern of ports comprising a third set of ports longitudinally displaced a second distance from a fourth set of ports; an outer cylinder comprising a longitudinal slot within an inner surface of said outer cylinder, said outer cylinder rotatably mounted to said inner cylinder such that said longitudinal slot selectively provides fluid communication between either said first pattern of ports or said second pattern of ports; and a one-way check valve located within said longitudinal slot, said one-way check valve longitudinally located between said first set of ports and said second set of ports to control a fluid communication flow direction between said first set of ports and said second set of ports.