| 摘要 |
<p>The invention relates to a hydraulic actuation system for a clutch or a door locking and/or door unlocking system of a motor vehicle, having a first hydraulic cylinder and a second hydraulic cylinder, of which at least one has a housing and a piston movable relative thereto, wherein, between the housing and the piston, there is provided a pressure chamber of variable size for a hydraulic medium such as a fluid or a liquid, wherein the pressure chamber is delimited by a rolling diaphragm which is attached, by two ends, to a component fixed with respect to a housing.</p> |
