ISO 19347:2015 specifies the principal characteristics of synchronous endless belts and pulleys for use in synchronous endless belt drives[1] for mechanical power transmission and where positive indexing or synchronization is required.
The principal characteristics includes the following:
a) belt nominal tooth dimensions;
b) belt length and width dimensions and tolerances;
c) belt length-measurement specifications;
d) pulley grooves dimensions and tolerances;
e) pulley dimensions and tolerances;
f) pulley quality specification.
[1] These drives have been known under various names in the past, for example: timing belt drives, positive belt drives, gear belt drives.
Life cycle
NOW
PUBLISHED ISO 19347:2015 90.93
Standard confirmed Apr 22, 2021
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