BS 978-2:1952
Current
The latest, up-to-date edition.
Specification for fine pitch gears Cycloidal type gears
Hardcopy , PDF
English
24-01-1952
Co-operating organizations
Foreword
Section one: General
1 Scope
2 Terminology and notation
3 Range of standard modules
Section two: Tooth form and proportions
4 Wheels driving pinions
5 Driven pinions
6 Wheels and pinions for trains in which the pinion may
act sometimes as the driver and sometimes as the
driven member
7 Contrate gears
Section three: Tolerances (in millimetres)
Appendices
A Notes on the derivation of cycloidal gears where the
wheel drives the pinion
B Notation
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