Patent ID: 11859719
Assignee: NINGBO GEELY AUTOMOBILE RESEARCH & DEVELOPMENT CO., LTD.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  B | IPC B  F

Claim 0:
1. A parking lock device for a transmission of a vehicle, the device comprising:
a wheel;
a pawl for locking the wheel against rotation; and
an actuator unit having a pushrod arranged for linear movement to move the pawl relative to the wheel, the pawl having a locked position where the pawl and the wheel are engaged and an unlocked position where the pawl and the wheel are disengaged, wherein the pawl and the pushrod are mechanically coupled to each other by a pin and slot mechanism having a guide slot and a guide pin received by the guide slot,
wherein the actuator unit is arranged to move the pawl from the unlocked position to the locked position by movement of the guide pin along the guide slot in a first direction, and from the locked position to the unlocked position by movement of the guide pin along the guide slot in a second direction, and
wherein for at least a part of the guide slot, a main extension direction of the guide slot is angled relative to the linear movement direction of the pushrod, the main extension direction of said guide slot part having an extension direction component perpendicular to the linear movement direction of the pushrod in a direction away from the wheel when the guide pin moves in the first direction.