Steering and throttle control are done by wire rather than mechanical linkage.
On older cars the clutch might be operated by a mechanical linkage.
In 1988 the clutch was converted from a mechanical linkage to a hydraulic system.
Because the motor is in the lens and not the body, the need for a mechanical linkage between the two has been eliminated.
A mechanical linkage is an assembly of bodies connected to manage forces and movement.
This process causes a mechanical linkage to press the brake blocks against the wheels.
Larger or longer trains feature four wheel steering by way of mechanical linkages.
The engine could be started from the driving seat using a mechanical linkage.
It's easy enough to disconnect the cyber part from the mechanical linkages.
This type of tracking system uses mechanical linkages between the reference and the target.