EN 14766:2005 - 64_e_stf - Baltik vairas

EN 14766:2005 (E)Key1 Frame and fork assembly2 Solid steel barFigure 23 — Handlebar-stem to fork-stem – torsional security test4.7.6.5 Handlebar-stem to fork-stem – torsional security test4.7.6.5.1 RequirementWhen tested by the method described in 4.7.6.5.2, there shall be no movement of the handlebar-stem relative tothe fork-stem.4.7.6.5.2 Test methodAssemble the fork-stem correctly in the frame and attach the handlebar-stem to the fork-stem with the lockingsystem tightened in accordance with the manufacturer's instructions, and apply a torque of 50 Nm once in eachdirection of possible rotation in a plane perpendicular to the axis of the fork/handlebar-stem. Maintain each torquefor 1 min.NOTE The exact method of applying the torque may vary, and an example is shown in Figure 23.4.7.6.6 Bar-end to handlebar – torsional security test4.7.6.6.1 RequirementWhen tested by the method described in 4.7.6.6.2 there shall be no movement of the bar-end in relation to thehandlebar.41