6. Glossary

Air motor

Motor widely used in portable and impulse tools, but also in a wide range of industrial applications, including thermal power machines.

Hydraulic motor

Motor that transforms pressure flow into operating torque as a function of rotation speed.

Actuator/actuator

A device that regulates the flow and pressure of a fluid in order to control another system. It transforms the energy supplied to it into a physical phenomenon that produces work and modifies the behavior and state of the system. In automation definitions, the actuator belongs to the operative part of an automated system.