A rotary park lock mechanism includes a flange, a first spring, and a gear. The flange has a park pawl arranged to selectively engage a mating tooth in a transmission gear, and a locking bar pocket. The first spring is arranged to rotate the flange in a first rotational direction to engage the park pawl with the mating tooth. The gear is arranged receive a motor torque to rotate the flange in a second rotational direction, opposite the first direction, to disengage the park pawl from the mating tooth. In an example embodiment, the first spring is a clock spring. In an example embodiment, the gear is a cycloidal drive.
ROTARY PARK LOCK
2020-03-05
Patent
Electronic Resource
English
VEHICLE PARK-LOCK CONTROL METHOD AND PARK-LOCK CONTROL DEVICE
European Patent Office | 2021
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