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Form, proportions of machine cut conical gears connecting intersecting shafts in pitch range 20 to 80 D.P. Straight or curved teeth with normal pressure angle 20 at pitch cone. Addendum modification, permissible errors and tolerances for Class A, Class B gears.
| Author | BSI |
|---|---|
| Editor | BSI |
| Document type | Standard |
| Format | File |
| Confirmation date | 2011-01-01 |
| EAN ISBN | 0 580 34085 6 |
| ICS | 21.200 : Gears
|
| Number of pages | 12 |
| Modified by | PD 2408 published March 1956 effective March 1956 Free of charge incorporated |
| Year | 1950 |
| Country | United Kingdom |
| Keyword | BS 978:Part 3:1952 |