Version notes of IFToMM Terminology



Version 3.1 – May 2014


New chapter:

14              Transportation Machinery and Logistics

(available in English and Russian)


Modified chapter:

12              Gearing

        (New division in subchapters, improved definition of many terms)

12.1       Gear and tooth geometry

12.2        Gear pair basics

12.3        Gear pair with parallel axes

12.4        Gear pair with intersecting axes

12.5    Crossed axes gear pair

12.6    Geared mechanisms

Note: cross-lists of old and new numbers of chapter 12 are available, contact via email: 

New chapter

16     Compliant Mechanisms

(available in English only)


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