|actuator = pneumatic_cylinder|
|A pneumatic cylinder changes the state of a machine or device with the help of compressed air|
|Used on these elements|
|Tools for this tag|
A pneumatic cylinder is a linear mechanical actuator designed to deliver unidirectional force to a moving part of a system. It runs with a gazeous fluid like dry air instead of hydraulic cylinders (actuator=hydraulic_cylinder) which make use of liquid fluids like oil.