拖拉机和农林机械 - 保护功率起飞（pto）驱动轴 - 强度和磨损测试和验收标准

[中文适用范围]： 本文件规定了确定拖拉机及农业林业机械动力输出轴（PTO）防护罩强度和耐磨性的试验方法及其接受准则。这些试验可与ISO 5673-1:2005联合使用。本文件适用于PTO驱动轴防护罩及其固定装置的测试。不适用于设计和构造上用于作为踏板使用的防护罩的测试。本文件不适用于在本文件发布日期之前制造的动力输出轴防护罩。 [外文原描述]： This document specifies tests for determining the strength and wear resistance of guards for power take-off (PTO) drive- shafts on tractors and machinery used in agriculture and forestry, and their acceptance criteria. It is intended to be used in combination with ISO 5673-1:2005. It is applicable to the testing of PTO drive- shaft guards and their restraining means. It is not applicable to the testing of guards designed and constructed to be used as steps. This document is not applicable to guards for power take-off drive shafts that are manufactured before the date of publication of this document.