spiral bevel

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• Spiral bevel gear — A spiral bevel gear is a bevel gear with helical teeth. The main application of this is in a motor vehicle differential, where the direction of the drive carried by the propeller shaft (drive shaft) has to be turned through 90 degrees in order to …   Wikipedia

• spiral bevel gear — noun : a bevel gear in which the tooth elements are curved lines (as helical lines) * * * Mach. a bevel gear having curved teeth tending to converge on the axis of rotation. Also called spiral gear. [1930 35] …   Useful english dictionary

• spiral bevel gear — Mach. a bevel gear having curved teeth tending to converge on the axis of rotation. Also called spiral gear. [1930 35] * * * …   Universalium

• spiral bevel gear — A ring and pinion setup widely used in automobile differentials. The teeth of both the ring and the pinion are tapered and are cut on a spiral so that they are at an angle to the center line of the pinion shaft. See bevel gear …   Dictionary of automotive terms

• Bevel gear — Bevel gears are gears where the axes of the two shafts intersect and the tooth bearing faces of the gears themselves are conically shaped.Bevel gears are most often mounted on shafts that are 90 degrees apart, but can be designed to work at other …   Wikipedia

• Spiral angle — in a [http://www.spiralbevel.com/ spiral bevel] gear is the angle between the tooth trace and an element of the pitch cone, and corresponds to the helix angle in helical teeth. Unless otherwise specified, the term spiral angle is understood to be …   Wikipedia

• spiral gear — noun or spiral gearing : a helical gear used to transmit power between nonparallel shafts * * * 1. a type of helical gear used for transmitting power between shafts that are at an angle to each other. 2. See spiral bevel gear. * * * spiral gear …   Useful english dictionary

• bevel gear — A gear shaped like the wide end (frustum) of a cone, used to transmit motion through an angle. They are found in differentials. Also see spiral bevel gear …   Dictionary of automotive terms

• spiral gear — 1. a type of helical gear used for transmitting power between shafts that are at an angle to each other. 2. See spiral bevel gear. * * * …   Universalium

• Spiral — Spi ral, a. [Cf. F. spiral. See {Spire} a winding line.] 1. Winding or circling round a center or pole and gradually receding from it; as, the spiral curve of a watch spring. [1913 Webster] 2. Winding round a cylinder or imaginary axis, and at… …   The Collaborative International Dictionary of English

• Spiral gear — Spiral Spi ral, a. [Cf. F. spiral. See {Spire} a winding line.] 1. Winding or circling round a center or pole and gradually receding from it; as, the spiral curve of a watch spring. [1913 Webster] 2. Winding round a cylinder or imaginary axis,… …   The Collaborative International Dictionary of English