ISO 7641-1:1983Withdrawn

Road vehicles — Caravans and light trailers — Calculation of the mechanical strength of the drawbar — Part 1: Steel drawbars

Véhicules routiers — Caravanes et remorques légères — Calcul de résistance des timons — Partie 1: Cas des timons en acier

This edition has been replaced by ISO 7641:2012.

Abstract / scope

Gives a simplified procedure for the calculation of the mechanical strength of drawbars where the vertical static load on the coupling head does not exceed the limits specified in ISO/TR 4114. Applies only to steel drawbars of welded and other than welded construction. The welding procedure requirements given by the manufacturer shall be met.

Life cycle

Replaced by

ISO/WD 7641-1Deleted (project abandoned)Road vehicles — Caravans and light trailers — Calculation of the mechanical strength of the drawbar — Part 1: Steel drawbars (ISO 7641-1:1983 confirmed)International Standard · ISO/TC 22 ISO/WD 7641-1Deleted (project abandoned)Road vehicles — Caravans and light trailers — Calculation of the mechanical strength of the drawbar — Part 1: Steel drawbarsInternational Standard · ISO/TC 22 ISO/WD 7641-1Deleted (project abandoned)Road vehicles — Caravans and light trailers — Calculation of the mechanical strength of the drawbar — Part 1: Steel drawbarsInternational Standard · ISO/TC 22 ISO 7641:2012PublishedRoad vehicles — Trailers up to 3,5 t — Calculation of the mechanical strength of steel drawbarsInternational Standard · Published 19 Nov 2012 · ISO/TC 22/SC 40