Piston pumps and plunger pumps are reciprocating positive displacement pumps that use a plunger or piston to move media through a cylindrical chamber. They are also called well service pumps, high ...

Many people will reach for an aquarium pump, after all that represents a readily ... with a disc of flat PVC glued to its end, and the piston is fabricated from a short piece of the same tube ...

A typical mud pump is a double- or triple-acting, two- or three-cylinder piston pump whose pistons travel in replaceable liners and are driven by a crankshaft actuated by an engine. A mud pump also is ...