Patent ID: 6343541
Filing Date: 2002-02-05
Classification: B60T,F15B,F16D

Abstract:
A damping device for use with a hydraulic adjustment device having an input cylinder and an output cylinder, the input cylinder being connected to the output cylinder by a hydraulic line filled with fluid, said damping device establishing a throttle resistance to the flow of the fluid in at least one of the two flow directions, said damping device comprising:a disk having first and second opposing sides and a plurality of passage openings through said disk; a first spring washer arranged on said first side of said disk; a second spring washer arranged on said second side of said disk, wherein each said plural passage openings is covered by one of said first and second spring washers; and wherein each said first and second spring washers is operatively arranged with a prestress at said plural passage openings by a prestress device such that each of said plural passages is closed and said damping device remains blocked until said prestress is overcome, said first and second spring washers comprise conical contact surfaces for contacting said disk and a prestress of at least one of said first and second spring washers being adjustable in response to an ambient temperature, wherein said prestress device comprises a variable support device.