Your cart is currently empty!

ISO 21771:2024
ISO 21771:2024 Cylindrical involute gears and gear pairs – Part 1: Concepts and geometry
CDN $390.00
Description
This document specifies the geometric concepts and parameters for cylindrical gears with involute helicoid tooth flanks. Flank modifications are included. The formulae 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.
Edition
1
Published Date
2024-10-24
Status
PUBLISHED
Pages
159
Format 
Secure PDF
Secure – PDF details
- Save your file locally or view it via a web viewer
- Viewing permissions are restricted exclusively to the purchaser
- Device limits - 3
- Printing – Enabled only to print (1) copy
See more about our Environmental Commitment

Abstract
This document specifies the geometric concepts and parameters for cylindrical gears with involute helicoid tooth flanks. Flank modifications are included. The formulae 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.
Previous Editions
Can’t find what you are looking for?
Please contact us at:
Related Documents
-
ISO 3833:1977 Road vehicles – Types – Terms and definitions
0 out of 5CDN $115.00 Add to cart -
ISO 22553:2019 Paints and varnishes – Electro-deposition coatings – Part 1: Vocabulary
0 out of 5CDN $76.00 Add to cart -
ISO 10110:2019 Optics and photonics – Preparation of drawings for optical elements and systems – Part 1: General
0 out of 5CDN $312.00 Add to cart -
ISO 8927:1991 Earth-moving machinery – Machine availability – Vocabulary
0 out of 5CDN $233.00 Add to cart