Magnet wheel for sensor in motor vehicle, e.g. to measure rpm

摘要

The magnet wheel has a ring mount (2), inside which is located a magnet ring (4). The magnet ring is secured to the ring mount by a flexible adhesive (6). Three mechanical clips may be used as well as the adhesive, to secure the ring. To facilitate adhesive bonding, the magnet wheel may be of plastics material impregnated with magnetisable particles.