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[[Category:Parts]]
[[Category:Hydraulic parts]]

====== Introduction ======
A hydraulic cylinder (also called a linear hydraulic motor) is a mechanical actuator that is used to give a unidirectional force through a unidirectional stroke. It has many applications, notably in construction equipment (engineering vehicles), manufacturing machinery, and civil engineering. 

====== Challenges ======

====== Approaches ======
  *  [[http://www.surpluscenter.com|Surplus Center]]
  *  [[http://www.tractorsupply.com|Tractor Supply Company]]

====== References ======
  *  [[https://www.youtube.com/watch?v=NLscbeoIjAY|3D printed electric linear actuator]]
  *  [[https://en.wikipedia.org/wiki/Hydraulic_machinery|Hydraulic machinery]]
  *  [[https://en.wikipedia.org/wiki/Hydraulic_cylinder|Wikipedia: Hydraulic cylinder]]