NF ISO 12140-1
Agricultural trailers and trailed equipment - Drawbar jacks - Part 1 : design safety, test methods and acceptance criteria
This document specifies criteria for construction, establishes performance test methods and defines acceptance criteria for telescopic mechanical screw- and nut-type drawbar jacks and hydraulic drawbar jacks intended to be fitted on the implement tongue of interchangeable towed machinery [here after referred to as "implement(s)"] as original equipment or as replacement jacks. In addition, it specifies minimum markings and information for use to be provided by the jack manufacturer.These jacks are used specifically for— supporting the hitch points of implements during storage;— lifting and lowering of implement tongues to facilitate attaching to or disconnecting from an agricultural tractor; and— levelling an implement for stationary use.
This document specifies criteria for construction, establishes performance test methods and defines acceptance criteria for telescopic mechanical screw- and nut-type drawbar jacks and hydraulic drawbar jacks intended to be fitted on the implement tongue of interchangeable towed machinery [here after referred to as "implement(s)"] as original equipment or as replacement jacks. In addition, it specifies minimum markings and information for use to be provided by the jack manufacturer.
These jacks are used specifically for
— supporting the hitch points of implements during storage;
— lifting and lowering of implement tongues to facilitate attaching to or disconnecting from an agricultural tractor; and
— levelling an implement for stationary use.
ISO 12140:2013 specifies terms and definitions, establishes test procedures, and creates minimum performance requirements for telescopic mechanical screw-type jacks or hydraulic jacks mounted on agricultural implements as original equipment and/or replacement jacks. Furthermore, ISO 12140:2013 defines terms, establishes test procedures, and creates minimum acceptance criteria for the use of telescopic mechanical screw-type jacks or hydraulic jacks mounted on agricultural implements as original equipment jacks or jacks fitted with a jack attachment mounts (both weld-on and removable). In addition, it specifies minimum markings and information for use to be provided by the jack manufacturer.
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1 Domaine d'application
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2 Références normatives
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3 Termes et définitions
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4 Exigences de conception
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5 Exigences de performances
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6 Essais de vérification de la conception du système de chandelle
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7 Informations pour l'utilisation
- Bibliographie
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