This standard was last reviewed and confirmed in 2022.
Therefore this version remains current.
Abstract
PreviewISO 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.
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Status: PublishedPublication date: 2007-09
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Edition: 1Number of pages: 83
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- ICS :
- 21.200 Gears
Buy this standard
en
| Format | Language | |
|---|---|---|
| std 1 208 | ||
| std 2 208 | Paper |
- CHF208
Life cycle
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Previously
WithdrawnISO/TR 4467:1982
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Now
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Will be replaced by
Under developmentISO/DIS 21771-1
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