Disclosed is a device for measuring torque applied to a rotary shaft, including: a transmission, including a first part securely fastened to the shaft and receiving the torque applied to the shaft, and a second part securely fastened to the first part and able to move in relation to the first part when a torque is applied thereto; a first electrode securely fastened to the second part; a first support, securely fastened to the second part, including a second electrode situated facing the first electrode when no torque is applied to the shaft, the first and the second electrodes generating a first capacitance, the value of which varies according to a movement of the second part; a unit for measuring the first capacitance; and a unit for converting the first capacitance into a value of the torque applied to the shaft.
Device for measuring torque applied to a rotary shaft and associated torque measurement method
2019-12-03
Patent
Electronic Resource
English
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / G01L Messen von Kraft, mechanischer Spannung, Drehmoment, Arbeit, mechanischer Leistung, mechanischem Wirkungsgrad oder des Drucks von Fluiden , MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE |
DEVICE FOR MEASURING TORQUE APPLIED TO A ROTARY SHAFT AND ASSOCIATED TORQUE MEASUREMENT METHOD
European Patent Office | 2018
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