The main piston has a large piston rod extending downwards from the piston to what is effectively a second smaller-diameter piston. The main piston is responsible for gas sealing and carries …

Sep 23, 2025 · In an engine, the piston transfers force by expanding gas in the engine cylinder to the crankshaft, often through a piston rod and/or connecting rod. In a pump, the function is …

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Jan 7, 2015 · The meaning of PISTON is a sliding piece moved by or moving against fluid pressure which usually consists of a short cylindrical body fitting within a cylindrical chamber …

Jan 30, 2025 · Piston meaning A piston is a cylindrical piece of metal or other materials that fits inside a cylinder. It moves up and down or back and forth to transmit force or pressure. …

PISTON definition: a disk or cylindrical part tightly fitting and moving within a cylinder, either to compress or move a fluid collected in the cylinder, as air or water, or to transform energy …

May 23, 2025 · As a part of an engine, the piston converts the energy released during combustion into a mechanical action and transfers it to the crankshaft in the form of a torsional force via a …