Patent ID: 6424903
Filing Date: 2002-07-23
Classification: B60W,F16D,Y10T

Abstract:
A control device (1, 53) for controlling a clutch (6) of a vehicle wherein an actuator (8) is connected to said clutch (6) and provides for operating the clutch (6); said device (1, 53) comprising sensor means (33) for determining the position of said clutch (6) and supplying a measured position signal (PMIS); and control means (34, 59) receiving information signals (SINF) and said measured position signal (PMIS), and supplying a control signal (1, V) for said actuator (8);said device (1, 53) being characterized by comprising: monitoring means (32) for determining malfunctioning of said sensor means (33) and supplying a fault signal (COM); and estimating means (38) for estimating the work position of said clutch (6) to supply said control means (34, 59), in the presence of said fault signal (COM), with a virtual position signal (SPV) instead of said measured position signal (PMIS).