Search International and National Patent Collections

1. (WO2018202568) CLUTCH DEVICE

Pub. No.:    WO/2018/202568    International Application No.:    PCT/EP2018/060834
Publication Date: Fri Nov 09 00:59:59 CET 2018 International Filing Date: Sat Apr 28 01:59:59 CEST 2018
IPC: F16D 25/0638
Applicants: DAIMLER AG
Inventors: SPERRFECHTER, Stefan
SCHWEITZER, Juergen
BOU ROMANO, Josep,Maria
HAERTER, Tobias
HAHN, Peter
ROMANIAK, Jakub
HUBEL, Hannes
Title: CLUTCH DEVICE
Abstract:
The invention relates to a clutch device for actuating a clutch (10) of a motor-vehicle transmission, comprising a hydraulic actuating device (11), which is provided for clutch actuation and has, for this purpose, at least a housing element (12) and a clutch piston (15) mounted in the housing element (12), which clutch piston is mounted in the housing element (12) for translation between an idle position and an actuation position, a pressure chamber (16) being arranged between the housing element (12) and the clutch piston (15), the clutch piston (15) being movable at least from the idle position into the actuation piston by the application of an actuation operating medium pressure to said pressure chamber, and comprising a locking mechanism (18), which mechanically locks the clutch piston (15) in the actuation position and has, for this purpose, at least one movably mounted holding element (22, 23) for being brought into the locking position thereof by means of an actuation operating medium pressure, the movably mounted holding element (22, 23) being provided for being brought out of the locking position thereof again by the application of the actuation operating medium pressure.