Valeo Schalter Und Sensoren Gmbh

Dirk Rachui

Ekkehart Froehlich

Jens Thom

Roman Schoepe

Christian Ruetz

Bernd Binder

Frank Jerems

Ekkehart Fröhlich

Berthold Fein

Ekkehart Fröehlich

Matthias Proft

Sageesh Pachakkil

Griet Smolders

Katalin Hadobas-Roessel

Jens Thorn

Peter Turmezei

Ekkehard Fröhlich

The invention relates to a sensor assembly () for detecting rotation of a shaft about an axis of rotation (), said sensor assembly having a housing () in which at least one magnetic field sensor () is arranged. The at least one magnetic field sensor () is designed to acquire a variation in a magnetic field generated by a magnet device () in the sensor assembly (), which variation is associated with the rotation of the shaft about the axis of rotation (). A shield device () arranged on the housing () is provided to shield the at least one magnetic field sensor () from the surroundings () of the sensor assembly (). The shield device () can be removed from the housing (), with the shield device () being retained on the housing () by means of a latching connection.

Sensor assembly for detecting rotation of a shaft about an axis of rotation

The invention relates to a stator holder () for a torque sensor device for sensing a torque applied to a shaft, in particular for sensing a torque applied to a steering shaft of a motor vehicle, and to a stator assembly () with such a stator holder (), a method for assembling such a stator assembly (), a torque sensor device with such a stator holder () and a motor vehicle with such a torque sensor device. The stator holder () has a receiving region () extending in the axial direction along an axis of rotation of the stator holder () and a fastening region () which, in a functional use state, is adjacent to the receiving region () in the axial direction and extends in the axial direction along the axis of rotation of the stator holder (), wherein the receiving region () is designed for receiving a first stator element (A) and a second stator element (B) on the stator holder (), and wherein the fastening region () has a fastening sleeve (A) for the fastening of the stator holder () on the shaft for rotation therewith. The receiving region () and the fastening region () are formed here by separate components and/or separate assemblies.

Stator holder, stator assembly, method for assembling a stator assembly, torque sensor device with a stator assembly and a stator holder, and motor vehicle with a torque sensor device

A magnet unit for a sensor device for acquiring a measured variable that characterizes a rotational state of a steering shaft of a motor vehicle, to a sensor device and to a motor vehicle, the magnet unit comprises: a sleeve and a magnet element that is connected in a positive-locking manner to the sleeve.

Magnet unit for a sensor device of a motor vehicle, sensor device having a magnet unit and motor vehicle having a sensor device

A method for producing a magnet unit for a sensor device for detecting a measurement variable which is characteristic of a state of rotation of a steering shaft of a motor vehicle provides a ring-shaped magnet element composed of a plastics-bonded magnet material and a carrier sleeve for the connection of the magnet unit to a shaft part of the steering shaft and connects the magnet element to the carrier sleeve, in particular axially adjacent to one another by way of respective axial face sides. A plastics element is provided on the carrier sleeve, and the connecting includes the plastics element and the magnet element being cohesively connected to one another.

Magnet unit for a sensor device for detecting a measurement variable which is characteristic of a state of rotation of a steering shaft of a motor vehicle

A device for a motor vehicle having a torque sensor device for detecting a torque applied to a steering shaft of the motor vehicle and with a steering angle sensor device for detecting a current steering angle of the steering shaft is disclosed. The torque sensor device has a magnetic stator designed to conduct magnetic flux from a magnet to at least one flux conductor and through the same to at least one magnetic sensor of the torque sensor device, and two stator parts that are disposed so as to be displaced in the axial direction relative to each other, each of which comprises an annular edge element extending in the radial direction. The steering angle sensor device includes at least one rotation transmission element with a permanent magnet and a magnetic field detector for detecting a rotary motion of the rotation transmission element.

Device with a torque sensor device and a steering angle sensor device for a motor vehicle, motor vehicle and method for operating the device

A sensor device for measuring a measurement variable characterizing a rotation state of a shaft portion of a motor vehicle, in particular a steering axle of the motor vehicle, is disclosed. The sensor device includes a holder which can be connected to the shaft portion of the motor vehicle, a magnetic stator portion which is arranged on the holder and which is constructed for conducting magnetic flux from a magnet towards a magnetic sensor and which has an annular radial base element, which is axially supported with the axial front side thereof on the holder, and a fixing element for fixing the stator portion at least in an axial direction to the holder from the axial rear side thereof which is opposite the front side, wherein the holder has at least one welding rib, via which the holder is connected to the fixing element by friction welding.

Sensor device for a motor vehicle, motor vehicle and method for producing a sensor device

A device determines a torque that is exerted on a shaft, the shaft having a first shaft section and a second shaft section, the two shaft sections being rotatable in relation to one another. The device comprise a multi-pole magnetic ring and a stator support that is fixed to the second shaft section. Two stator elements are fixed to the stator support and each stator element has fingers that project in an axial or radial direction, are uniformly distributed at least over part of the circumference and are interspaced by gaps. The magnetic ring is situated between the fingers of one stator element and the fingers of the other stator element. A second magnetic ring is located on one of the two shaft sections and a magnetic sensor is mounted on one of the two shaft sections.

Device for determining a steering angle and a torque that is exerted on a steering shaft

Device for determining a torque exercised on a shaft, wherein the shaft comprises a first shaft section and a second shaft section, wherein the two shaft sections can be rotated relative to another, with a multi-pole magnetic ring which surrounds the first shaft section and is connected thereto, and a stator holder which is mounted to the second shaft section, wherein two stator elements are mounted to a stator holder and each stator element comprises fingers projecting in an axial or radial direction which are distributed uniformly at least over part of the periphery with gaps between them, wherein the fingers of each stator element are interconnected via a magnetic flux ring, wherein the magnetic flux rings have a mutual separation and a magnetic field sensor is disposed between the magnetic flux rings, wherein at least one magnetic flux concentrator is associated with the magnetic field sensor, wherein the magnetic flux concentrator surrounds the magnetic flux rings.

Growing community of inventors

Bietigheim-Bissingen, Germany

Dirk Rachui