ELECTRIC MOTOR-OPERATED DRIVE UNIT, BRAKE ACTUATOR

An electric motor-operated drive unit, in particular for a brake actuator of a motor vehicle, includes a rotor shaft rotatably mounted in a housing; and a rotor position sensor that includes a transmitter wheel arranged on the rotor shaft in a rotatably fixed manner and a sensor fixed to the housing...

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Bibliographic Details
Main Authors Micke, Marc, Budaker, Patrick
Format Patent
LanguageEnglish
Published 28.05.2020
Subjects
ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL
BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
PERFORMING OPERATIONS
PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES
TRANSPORTING
VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF
VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
VEHICLES IN GENERAL
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Summary:An electric motor-operated drive unit, in particular for a brake actuator of a motor vehicle, includes a rotor shaft rotatably mounted in a housing; and a rotor position sensor that includes a transmitter wheel arranged on the rotor shaft in a rotatably fixed manner and a sensor fixed to the housing and assigned to the transmitter wheel, where a front face of the transmitter wheel is positioned opposite, and with an axial clearance to, a housing wall section of the housing. The transmitter wheel and/or the housing wall section are/is designed in such a way that the axial clearance increases radially outward, at least in some areas.
Bibliography:Application Number: US201916599785