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1. (WO2018219399) ACTIVATION ACTUATOR WITH SEAL-FORMING CANNED MOTOR

Pub. No.:    WO/2018/219399    International Application No.:    PCT/DE2018/100474
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Fri May 18 01:59:59 CEST 2018
IPC: H02K 5/128
Applicants: SCHAEFFLER TECHNOLOGIES AG & CO. KG
Inventors: FRANZ, Viktor
HUCK, Michael
Title: ACTIVATION ACTUATOR WITH SEAL-FORMING CANNED MOTOR
Abstract:
The invention relates to an activation actuator (1) for a clutch system and/or brake system of a motor vehicle, having a housing (2) in which an electric machine (3) with a stator (4) and a rotor (5) are arranged, which rotor (5) is arranged so as to be rotatable with respect to the stator (4), and which stator (4) and rotor (5) are configured so as to move axially about a piston (6), wherein the rotor (5) is surrounded by an operating fluid, wherein a canned motor (9) which seals off the stator (4) from the operating fluid by means of a first seal (7) and by means of a second seal (8) is arranged between the housing (2) and the rotor (5), wherein the first seal (7) and the second seal (8) are in abutment with the housing (2) and the canned motor (9).