Patent ID: 8763770
Filing Date: 2014-07-01
Classification: B60G,F16F

Abstract:
1. A vehicle suspension damper comprising: a cylinder containing a piston assembly comprising a piston and piston rod; a working fluid within the cylinder; and a bypass circuit connecting a first side of the piston and a second side of the piston, wherein the bypass circuit includes a cooling chamber comprising: a cooling cylinder sealed on both ends of the cooling cylinder, wherein working fluid enters an inlet port adjacent to a first end of the cooling cylinder and exits an outlet port fluidly coupled to a second end of the cooling cylinder, and the outlet port is fluidly coupled to the first end of the cooling cylinder via an insulated tube disposed inside the cooling cylinder such that the outlet port extends inwardly of the cooling chamber from a location proximate to the inlet port on the first end of the cooling cylinder; and one or more cooling fins thermally coupled to an exterior surface of the cooling cylinder.