Rotary motion is simple movement of motion in a circle. It is the starting point for many mechanisms. Rotary motion is measured in either angular velocity or in revolutions per minute. The direction of turn is also part of the measurement of rotary motion.
Same way a non rotary compressor works
Crank handle, rack and pinion , screw and nut Mechanisms
how does a rotatory pump work
pretty good explanation here...http://auto.howstuffworks.com/rotary-engine.htm
It is the reciprocating motion of the pistons that is changed into rotary motion by the cam axle.
A rotary seal would be used in mill work. You will need trainign in order to operate a rotary seal.
A bright light lights the slide (a prepared positive cut from the original film). The light travels through a lens to focus it and on to a screen. There are many mechanisms to change slides, from manual insertion, to rotary and linear slide trays.
Rotary tables have several commercial applications. They are most commonly used fro drilling,or in mill work.
(check related link)
A rotary phase converter is a device that changes single phase electrical power into multiple phase electrical power.
there are mechanisms and string