|actuator = hydraulic_cylinder|
|A hydraulic cylinder changes the state of a machine or device|
|Used on these elements|
|Tools for this tag|
A hydraulic cylinder is a linear mechanical actuator designed to deliver unidirectional force to a moving part of a system. It runs with a not compressible liquid fluid like oil instead of pneumatic cylinders (actuator=pneumatic_cylinder) which make use of compressed air.