Rotational driving apparatus of magnetic tape device and...
Rotational output control system
Rotational output control system
Rotational speed control arrangement for a fluid friction coupli
Rotational speed differential hydraulic clutch having...
Rotational speed differential responsive type control coupling
Rotational speed differential responsive type joint
Rotational speed differential responsive type joint
Rotational torque transmission mechanism
Rotational transfer mechanism
Rotational transmission device
Rotor for centrifugal clutch
RPM-responsive sprag overrunning clutch