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1. (WO1998050793) DEVICE FOR MEASURING THE ROTATION OF A ROTATING ELEMENT

Pub. No.:    WO/1998/050793    International Application No.:    PCT/FR1998/000676
Publication Date: Fri Nov 13 00:59:59 CET 1998 International Filing Date: Sat Apr 04 01:59:59 CEST 1998
IPC: G01P 3/44
Applicants: SNR ROULEMENTS
Inventors: LIATARD, Bernard
NANTUA, René
RIVIERE, Isabelle
Title: DEVICE FOR MEASURING THE ROTATION OF A ROTATING ELEMENT
Abstract:
The invention concerns a device for measuring the rotation of a rotating element (21), comprising an encoding element (17) rotating with the element (21) and a sensor unit (5) integral with a fixed element (12), characterised in that scraping means co-operate with the encoding element (17) surface to eliminate the polluting particles present of said encoding element (17) surface.