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- Machine that compresses a gas, usually air,
- commonly used to power pneumatic tools, such
- as road drills, paint sprayers, and dentist's
- drills. Reciprocating compressors use pistons
- moving in cylinders to compress the air.
- Rotary compressors use a varied rotor moving
- eccentrically inside a casing. The air
- compressor in jet and gas turbine engines
- consists of a many-varied rotor rotating at
- high speed within a fixed casing, where the
- rotor blades slot between fixed, or stator,
- blades on the casing.
-