Patent ID: 9328794
Filing Date: 2016-05-03
CPC Classification: F16F

Claim Text:
1. A hydraulically damped drive train mount, comprising; a mount housing; an elastic mount body disposed in and at least partially displaceable in said mount housing, said elastic mount at least partially enclosing a first fluid chamber in said mount housing; a fluid-filled equalization chamber sealed by a sealing element that can be displaced in said mount housing; a membrane disposed in said mount housing and separating said first fluid chamber from said equalization chamber, pressure in said equalization chamber being adjustable by said sealing element, said sealing element being a piston that is axially displaceable in said mount housing and is pressurized by at least one of a fluid medium or a gaseous medium enclosed in a second fluid chamber in said mount housing, said second fluid chamber being opposite said equalization chamber relative to said sealing element, said piston including a high pressure piston part in said second fluid chamber and a low pressure piston part bordering said equalization chamber, said high pressure piston part having a smaller transverse diameter than said low pressure piston part; and a pressure transmitter preloading a pressure medium in said equalization chamber.