ISO/R 2109:1971

Ref. No. : ISO/R 2109-1971 (E)
UDC 621.867.2
IS0
1 N T E RN AT1 ON AL OR G AN I2 AT I ON FOR STAND AR D I2 AT I O N
IS0 RECOMMENDATION
R 2109
CONTINUOUS MECHANICAL HANDLING EQUIPMENT
LIGHT DUTY BELT CONVEYORS
FOR LOOSE BULK MATERIALS
1st EDITION
October 1971
COPYRIGHT RESERVED
The copyright of IS0 Recommendations and IS0 Standards
belongs to IS0 Member Bodies. Reproduction of these
documents, in any country, may be authorized therefore only
by the national standards organization of that country, being
a member of ISO.
For each individual country the only valid standard is the national standard of that country.
Printed in Switzerland
Also issued in French and Russian. Copies to be obtained through the national standards organizations.

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BRIEF HISTORY
The IS0 Recommendation R 2109, Continuous mechanical handling equipment - Light duty belt conveyors
for loose bulk materials, was drawn up by Technical Committee ISO/TC 101, Continuous mechanical handling
equipment, the Secretariat of which is held by the Association Française de Normalisation (AFNOR).
Work on this question led to the adoption of Draft IS0 Recommendation No. 2109, which was circulated to
all the IS0 Member Bodies for enquiry in October 1970.
The Draft was approved, subject to a few modifications of an editorial nature, by the following Member
:
Bodies
Austria Ireland Thailand
Belgium Japan Turkey
Czechoslovakia
Netherlands U.A.K.
France South Africa, Rep. of United Kingdom
Germany Spain U.S.A.
India
Sweden U.S.S.R.
No Member Body opposed the approval of the Draft.
This Draft IS0 Recommendation was then submitted by correspondence to the IS0 Council, which decided to
accept it as an IS0 RECOMMENDATION.

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FOREWORD
Troughed belt conveyors (other than portable conveyors) for loose bulk materials form the subject of the three
following IS0 Recommendations :
ISO/R 1535, Belts
ISO/Il 1536, Belt pulleys
ISO/R 1537, Idlers
Conveyors which are the concern of this IS0 Recommendation differ from the above-mentioned conveyors by their
light idlers, simplified bearings, lighter spindles, etc.
Other reference :
IS0 Recommendation R 25 1, Widths and lengths of conveyor belts.

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