ISO/DIS 21771-1
u
ISO/DIS 21771-1
84949

Abstract

 Preview

This document specifies the geometric concepts and parameters for cylindrical gears with involute helicoid tooth flanks. Flank modifications are included. The formulas in this document apply to all pressure angles. It also covers the concepts and parameters for involute cylindrical gear pairs with parallel or crossed axes, and a constant gear ratio. Gear and mating gear in these gear pairs have the same basic rack tooth profile.


General information 

  •  :  Under development
    You can help develop this draft international standard by contacting your national member
  •  : 1
     : 150
  •  : ISO/TC 60/SC 1 Nomenclature and wormgearing
  •  :
    21.200 Gears

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Format Language
std 1 124 PDF
std 2 124 Paper
  • CHF124

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