Résumé
ISO 21771:2007 specifies the geometric concepts and parameters for cylindrical gears with involute helicoid tooth flanks. Flank modifications are included. It also covers the concepts and parameters for cylindrical gear pairs with parallel axes and a constant gear ratio, which consist of cylindrical gears according to it. Gear and mating gear in these gear pairs have the same basic rack tooth profile.
Informations générales
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État actuel: PubliéeDate de publication: 2007-09Stade: Norme internationale à réviser [90.92]
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Edition: 1
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Comité technique :ISO/TC 60/SC 1ICS :21.200
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Cycle de vie
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Précédemment
AnnuléeISO/TR 4467:1982
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Actuellement
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Révisée par
ProjetISO 21771-1