Abstract: A motor speed controller for an antilock brake system motor driven brake pressure modulator controls the speed during the pressure ramping phase of an antilock brake pressure control cycle by commanding periods of dynamic braking of the motor while the motor current is being controlled to ramp the pressure.
Type:
Grant
Filed:
May 31, 1990
Date of Patent:
February 2, 1993
Assignees:
General Motors Corporation, Deleco Electronics Corporation
Inventors:
Martin A. Hogan, Kevin G. Leppek, Peter J. Spadafora