pitch cylinder
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Pitch cylinder — A pitch cylinder is the imaginary cylinder in a spur or helical gear that rolls without slipping on a pitch plane or pitch cylinder of another gear. [ ANSI/AGMA 1012 G05 , Gear Nomenclature, Definition of Terms with Symbols .] Notes … Wikipedia
pitch cylinder — noun Etymology: pitch (IV) : a cylinder that constitutes the pitch surface of a spur gear * * * Mach. See under pitch surface … Useful english dictionary
Pitch helix — The pitch helix is the intersection of the tooth surface and the pitch cylinder of a helical gear or cylindrical worm.1Base HelixThe base helix of a helical, involute gear or involute worm lies on its base cylinder.Base Helix AngleBase helix… … Wikipedia
pitch surface — noun Etymology: pitch (IV) : the surface of either of two tangent imaginary friction wheels having the same axes and the same angular velocities as those of a pair of real gears in mesh * * * (in a gear or rack) an imaginary surface forming a… … Useful english dictionary
pitch surface — (in a gear or rack) an imaginary surface forming a plane (pitch plane), a cylinder (pitch cylinder), or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed … Universalium
Pitch plane — The pitch plane of a pair of gears is the plane perpendicular to the axial plane and tangent to the pitch surfaces. A pitch plane in an individual gear may be any plane tangent to its pitch surface.The pitch plane of a rack or in a crown gear is… … Wikipedia
Cylinder head — A 302/5.0L Ford cylinder head In an internal combustion engine, the cylinder head (often informally abbreviated to just head) sits above the cylinders on top of the cylinder block. It closes in the top of the cylinder, forming the combustion… … Wikipedia
Cylinder (engine) — Illustration of an engine cylinder with a cross section view of the piston, connecting rod, valves and spark plug. A cylinder is the central working part of a reciprocating engine or pump, the space in which a piston travels. Multiple cylinders… … Wikipedia
pitch — 4.1.7 pitch pb Источник: ГОСТ 28500 90: Передачи ременные синхронные. Термины и определения оригинал … Словарь-справочник терминов нормативно-технической документации
Pitch space — In music theory, pitch spaces model relationships between pitches. These models typically use distance to model the degree of relatedness, with closely related pitches placed near one another, and less closely related pitches placed farther apart … Wikipedia
