|
Ref. No.: ISOIR 256 - 1962 (E)
IS0
I N T ER N AT I ON A L OR G A N I Z AT I ON FOR S TAN DARD I
/
COPYRIGHT RESERV
pyright of IS0 Recommendations
a member of ISO.
country.
Printed in Switzerland
Also issued in French and Russian. Copies to be obtained through the national
organizations.
---------------------- Page: 1 ----------------------
BRIEF HISTORY
The IS0 Recommendation R 256, Section Checking of V-Belts, was drawn up by Technical
Committee ISO/TC 41, Pulleys and Belts, (Including V-Belts), the Secretariat of which is held
by the Association Française de Normalisation (AFNOR).
Work on this question by the Technical Committee, began in 1951 and led in 1959 to the
adoption of a Draft IS0 Recommendation.
On May 1960, this Draft IS0 Recommendation (No. 376) was circulated to all the IS0
Member Bodies for enquiry. It was approved by the following Member Bodies:
Belgium France Portugal
Brazil
Germany Romania
Chile Greece Spain
Colombia India Sweden
Czechoslovakia Israel Switzerland
Denmark Japan United Kingdom
Finland
Netherlands U.S.A.
U.S.S.R.
Three Member Bodies opposed the approval of the Draft:
Australia Hungaria New Zealand
The Draft IS0 Recommendation was then submitted by correspondence to the IS0
Council, which decided, in March 1962, to accept it as an IS0 RECOMMENDATION.
-2-
---------------------- Page: 2 ----------------------
I
ISOlR 256 - 1962 (E)
IS0 Recommendation R 256 March 1962
SECTION CHECKING OF V-BELTS
1. SCOPE
The purpose of this IS0 Recommendation is the verification of the section of V-belts by means
of flat V-gauges defined by their dimensions.
2. METHOD OF CHECKING
Along a straight portion of the belt kept under tension, the cross-sect
...