leakage past the piston
1compression leakage — In an engine, when some gases escape past the piston because the rings or cylinder walls are worn, the compression is reduced so that there is less efficiency …
2blowby — The loss of pressure in the cylinder of a reciprocating engine resulting from the leakage of burned gases past the piston rings …
3Oil pump (internal combustion engine) — This article is about a part in an internal combustion engine. For other uses, see Oil pump. Oil circulation system …
4Steam engine — A steam engine is a heat engine that performs mechanical work using steam as its working fluid. [ [http://www.britannica.com/EBchecked/topic/564472/steam engine steam engine Britannica Online Encyclopedia ] ] Steam engines have a long history,… …
5small arm — small armed, adj. Usually, small arms. a firearm designed to be held in one or both hands while being fired: in the U.S. the term is applied to weapons of a caliber of up to one in. (2.5 cm). [1680 90] * * * ▪ military technology Introduction… …
6airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …
7Convair B-36 — B 36 redirects here. For other meanings, see B36 (disambiguation). B 36 Peacemaker The B 36D used both piston and jet engines …
8artillery — /ahr til euh ree/, n. 1. mounted projectile firing guns or missile launchers, mobile or stationary, light or heavy, as distinguished from small arms. 2. the troops or the branch of an army concerned with the use and service of such weapons. 3.… …
9building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
10Ballpoint pen — Retractable ballpoint pen, disassembled and complete A ballpoint pen is a writing instrument with an internal ink reservoir and a sphere for a point. The internal chamber is filled with a viscous ink that is dispensed at its tip during use by the …
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