Editing Cam (mechanism) (section)

== Camshaft ==
The cam can be seen as a device that converts rotational motion to reciprocating (or sometimes oscillating) motion.{{clarify|reason=what does rotates from spherical to reciprocating motion even mean?|date=April 2020}}<ref>{{cite book
| author = Jensen, Preddben w.
| year = 1965
| title = Cam Design and Manufacture
| page = 1
| publisher = The Industrial Press, New York.
| url = https://books.google.com/books?id=JV_gIQ4W9Q8C&q=%22transform+a+rotary+motion%22&pg=PA1| isbn = 9780824775124
}}</ref> A common example is the [[camshaft]] of an [[automobile]], which takes the rotary motion of the engine and converts it into the reciprocating motion necessary to operate the intake and exhaust [[poppet valve|valves]] of the [[Cylinder (engine)|cylinders]].