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spur gears

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Published: 01 January 1989
Fig. 37 Relations of wheel and workpiece in the form grinding of spur gears (top views). (a) Single-ribbed grinding wheel. (b) Multiribbed grinding wheel. (c) Two single-ribbed wheels, also known as a straddle wheel More
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Published: 15 May 2022
Fig. 2 Examples of a flexible mold showing two castings of spur gears as produced from the mold. Source: iStock/coddy More
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Published: 30 August 2021
Fig. 2 Sections of a (a) spur gear, (b) spur rack, (c) helical gear, and (d) helical rack. Source: Ref 1 More
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Published: 01 January 1989
Fig. 3 Sections of a spur gear (a) and a spur rack (b) More
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Published: 01 January 2002
Fig. 1 Sections of a spur gear (a) and a spur rack (b). More
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Published: 01 January 2002
Fig. 8 Tooth contact lines on a spur gear (a), a bevel gear (b), and a low-angle helical gear (c). More
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Published: 01 January 1996
Fig. 1 Tooth contact lines on a spur gear (a), a bevel gear (b), and a low-angle helical gear (c). Lines on tooth faces of typical teeth are lines of contact. More
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Published: 30 September 2014
Fig. 82 Grinding cracks on the flanks of a small spur gear wheel. Source: Ref 42 More
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Published: 30 September 2014
Fig. 23 (a) Spur gear geometry with 60 teeth. (b) Two-dimensional plane-strain finite-element mesh. (c) Schematic plot of the bending load. Source: Ref 94 . Copyright ASTM International; used with permission More
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Published: 09 June 2014
Fig. 6 Illustration of the stress areas on basic spur gear tooth. Source: Ref 14 More
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Published: 01 January 2002
Fig. 90 Grinding cracks on the flanks of a small spur gear wheel. Source: Ref 30 More
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Published: 01 January 1989
Fig. 12 Relation of cutter and workpiece when milling teeth in a spur gear More
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Published: 01 January 1989
Fig. 14 Progressive action in shear cutting teeth of an external spur gear. Shear cutting operation proceeds from roughing (a) to intermediate (b) to finishing (c) operations More
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Published: 01 January 1989
Fig. 16 Hobbing of a spur gear More
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Published: 01 January 1989
Fig. 28 Rack-type cutter generating the teeth of a spur gear More
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Published: 01 November 2010
Fig. 75 Spur gear geometry with 60 teeth. Source: Ref 170 More
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Published: 01 January 2002
Fig. 9 Lines of contact on a stepped spur gear. The heavy line on a tooth face of each gear section represents the instantaneous line of contact for that section. This offset-contact pattern is typical for helical, spiral bevel, and hypoid gears. More
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Published: 01 January 2002
Fig. 18 Spur-gear tooth. An internal crack originating at an oxide-type inclusion below the surface at the pitchline. A pit is being formed. Nital etch. 90× More
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Published: 01 January 2002
Fig. 31 Thermal fatigue cracking of a spur gear. (a) Radial cracking due to frictional heat against the thrust face. 0.4×. (b) Progression of thermal fatigue produced by the frictional heat. 1.5× More
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Published: 01 January 2002
Fig. 33 Spur-gear tooth showing combination failure modes. (a) Tooth-bending impact. (b) Tooth shear. Arrows indicate direction of applied force. More