top-ring groove

См. также в других словарях:

• top ring groove insert — A piston ring that has a nickel iron or comparable metal insert cast into the piston heads. The top ring groove is cut into this metal. As the top ring grooves in aluminum pistons pound out of shape, this insert groove will prolong the useful… …   Dictionary of automotive terms

• ring groove insert — See top ring groove insert …   Dictionary of automotive terms

• groove insert — See top ring groove insert …   Dictionary of automotive terms

• Piston ring — A piston ring is an open ended ring that fits into a groove on the outer diameter of a piston in a reciprocating engine such as an internal combustion engine or steam engine. The three main functions of piston rings in reciprocating engines are:# …   Wikipedia

• List of performances on Top of the Pops — NOTOC Contents 1960s: 1964 | 1965 | 1966 | 1967 | 1968 | 1969 1970s: 1970 | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 | 1978 1979 1980s: 1980 | 1981 1982 | 1983 | 1984 1985 | 1986 | 1987 1988 | 1989 1990s: 1990 | 1991 | 1992 | 1993 1994 |… …   Wikipedia

• O-ring — This article is about the mechanical seal. For other uses, see Oring. Typical O ring and application An O ring, also known as a packing, or a toric joint, is a mechanical gasket in the shape of a torus; it is a loop of elastomer with a disc… …   Wikipedia

• 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

• heat dam — A thin groove cut into the head of a piston between the top ring groove and the top of the piston. The heat, instead of passing through the aluminum of the piston to the ring, encounters the heat dam. This helps to minimize heat transfer …   Dictionary of automotive terms

• insert — [1] When referring to bearings it indicates a replaceable shell type bearing made to extremely close tolerances and generally used for main bearings and connecting rod bearings. [2] When referring to valves it indicates replaceable valve seats… …   Dictionary of automotive terms

• Micrometer — This article is about the measuring device. For the unit of length, see Micrometre. Outside, inside, and depth micrometers A micrometer (   …   Wikipedia

• Balance board — A balance board is a device used for recreation, athletic training, brain development, therapy, musical training and other kinds of personal development. It is a lever, similar to a see saw, that the user usually stands on, usually with the left… …   Wikipedia