Air pump
The air pump is a piston pump which is used for filling a closed container with air, increasing the pressure inside the container.
If an air pump is operated mechanically, it is known as a compressor (see also Self-priming pump).
The air pump is a piston pump which is used for filling a closed container with air, increasing the pressure inside the container.
If an air pump is operated mechanically, it is known as a compressor (see also Self-priming pump).