CPC G01L 17/00 (2013.01) [B60C 23/0428 (2013.01); B60C 23/0432 (2013.01); B60C 23/0488 (2013.01); B60C 23/0489 (2013.01); G01B 7/30 (2013.01); G01D 5/20 (2013.01); G01L 19/086 (2013.01); G01P 3/48 (2013.01)] | 9 Claims |
1. A measurement device for measuring the pressure of a tire (2) of a wheel (3) mounted on an axle (4) of a vehicle, the measurement device comprising a stationary portion (5) for securing to the axle and a movable portion (14) for being driven in rotation by the wheel, the stationary portion comprising a first printed circuit (7) having at least one first track (12) formed thereon defining a first winding, the movable portion comprising a second printed circuit (16) having at least one second track (20) formed thereon defining a second winding, the second printed circuit being arranged to be connected to a pressure sensor (15), the first winding and the second winding being coupled together electromagnetically to form a wireless communication channel (23), the measurement device being arranged in such a manner that the pressure sensor is electrically powered by the stationary portion via the wireless communication channel (23), and in such a manner that uplink data comprising pressure measurement data is transmitted to the stationary portion (5) by the movable portion (14) via the wireless communication channel (23).
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