Zf Lemforder Metallwaren Ag

Oliver Hagedorn

Joachim Spratte

Michael Klank

Jochen Kruse

Horst Dötsch

A rotation and/or tilt angle detection device for a ball and socket joint is provided wherein at least one magnet (), especially a permanent magnet, is arranged in the joint ball (), wherein a display device () displays the magnetic field of the at least one magnet () by means of the magnetooptic effect. An image detection deice () detects the information displayed by the display device (). A data processing unit () calculates the relative position of the joint ball () and the ball socket () of the ball and socket joint on the basis of the information detected.

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Munich, Georgia

Oliver Hagedorn