pistón
111piston skirt expanding — Enlarging the diameter of the piston skirt by inserting an expander, by knurling the outer skirt surface, or by peening the inside of the piston …
112piston slap — The condition caused by too much clearance between the piston and the cylinder walls. The piston rattles or slaps against the wall of the cylinder. It makes a hollow, muffled, bell like sound …
113piston ring — noun seal consisting of a split metal ring that seals the gap between a piston and the cylinder wall • Hypernyms: ↑seal • Part Holonyms: ↑piston, ↑plunger …
114piston rod — noun connecting rod that moves or is moved by a piston • Hypernyms: ↑connecting rod • Part Holonyms: ↑piston, ↑plunger …
115piston displacement — noun : the volume displaced by a piston in a cylinder (as in a pump or an engine) in a single stroke : the product of piston travel and cross sectional area of the containing cylinder …
116piston pin — noun : wrist pin * * * piston pin, a shaft connecting the piston to the connecting rod in automobile engines …
117piston valve — noun 1. : a reciprocating valve consisting of a piston or connected pistons working in a cylindrical case provided with ports that are traversed by the valve 2. : piston 2a …
118piston ring — noun Date: 1867 a springy split metal ring for sealing the gap between a piston and the cylinder wall …
119Piston effect — The piston effect is a phenomenon used to ventilate underground railway systems and railway tunnels. When a train passes through the tunnel it pushes out the air in front of it toward the closest ventilation shaft in front, and sucks in air to… …
120piston ring — a metallic ring, usually one of a series, and split so as to be expansible, placed around a piston in order to maintain a tight fit, as inside the cylinder of an engine. Also called packing ring, ring. [1865 70] * * * …
