That part of the mechanism of a breech-loading firearm which ejects the empty shell.
A mechanical device for pumping sewage from below the sewer line.
The mechanism that expels or throws the cartridge case free from the firearm.
A device which expels cartridges or fired cases from a firearm.
A jet jump for lifting water or withdrawing air from a space.
A device which used a high velocity jet to entrain a gas or liquid in a stream of air or liquid. (See eductor.)
A device for exhausting a fluid by entraining it by a high-velocity steam or air jet.
A device for utilizing the momentum of a jet of steam or air under pressure to lift a liquid or a finely divided solid.