MUMBAI, India, Sept. 12 -- Intellectual Property India has published a patent application (202441016513 A) filed by Bosch Limited; and Robert Bosch Gmbh, Bangalore, Karnataka, on March 7, 2024, for 'a controller and method to determine slip in a drive wheel of a vehicle.'
Inventor(s) include Deepak Venkatesh Balakrishna; and Ajay Shetty.
The application for the patent was published on Sept. 12, under issue no. 37/2025.
According to the abstract released by the Intellectual Property India: "The controller 110 configured to receive crankshaft position signal from a crankshaft position sensor 102 when the vehicle 100 is in motion, characterized in that, the controller 110 further configured to process the crankshaft position signal through a computational module 106, compare output of the computational module 106 with a threshold value, and determine slip in the drive wheel 114 of the vehicle 100 based on the comparison. The controller 110 is configured to monitor angular acceleration of the crankshaft instead of engine RPM, as the crankshaft undergoes different speeds within a combustion cycle based on the stroke, but engine speed would be an average of these varying speeds. The controller 110 is configured/adapted to determine the wheel slip with the crankshaft position sensor 102 by exploiting the effect of the wheel slip on the crankshaft, thus eliminating the need for wheel speed sensors and the encoder wheel assemblies."
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