Codes et normes - Achat
ISO 21771:2007
Gears -- Cylindrical involute gears and gear pairs -- Concepts and geometry
SKU: iso_035989_117558
Publié par ISO
Année de publication 2007
1 Edition
83 pages
détails du produit
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.