A transmission park-brake system includes a transmission park brake, a solenoid, first, second and third pressure sources, and a servo valve for disengaging the park-brake using the first and second pressure sources, holding the park-brake disengaged using a force produced by the solenoid and one of the first and second pressure sources, and engaging the park-brake using the third pressure source.
Shift-by-wire actuation of a transmission park brake
25.08.2015
Patent
Elektronische Ressource
Englisch
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