piston ring, oil control — See oil control ring … Dictionary of automotive terms
Oil pump (internal combustion engine) — This article is about a part in an internal combustion engine. For other uses, see Oil pump. Oil circulation system … Wikipedia
ring — A circular piece or band of metal. See balk ring blocking ring chainring chrome ring compression ring control ring D ring D ring dykes ring fire ring … Dictionary of automotive terms
oil — A substance that lubricates and cools the moving parts of the engine and reduces the formation of rust and corrosion. It contains additives which fights the corrosion of bearings, keeps small particles in suspension, reduces engine wear, and… … Dictionary of automotive terms
oil control — See piston ring, oil control … Dictionary of automotive terms
oil-control ring — noun (motoring) Same as ↑scraper ring (see under ↑scrape) • • • Main Entry: ↑oil … Useful english dictionary
oil ring — The lowermost piston ring that scrapes off excess oil from the cylinder walls and returns it to the oil pan via vents in the ring and piston. The oil ring consists of up to three separate pieces. The two outside pieces are thin rings (rails), and … Dictionary of automotive terms
oil control ring — A piston ring designed to scrape oil from the cylinder wall, the ring is of such a design as to allow the oil to pass through the ring and then through holes or slots in the groove. In this way the oil lubricates the cylinder walls and is… … Dictionary of automotive terms
Oil drop experiment — Millikan s setup for the oil drop experiment The oil drop experiment was an experiment performed by Robert Millikan and Harvey Fletcher in 1909 to measure the elementary electric charge (the charge of the electron). The experiment entailed… … Wikipedia
oil ring — noun 1. : a seal engravers finger ring having a small receptacle containing a mixture of oil and diamond dust used in replenishing the engraving tool 2. : ring oiler 3. : a piston ring designed to secure proper distribution of lubricating oil… … Useful english dictionary