The pantograph of piston shoes or half pantograph current-collector

摘要

Air-flow folder point metallic support (3) is fixed with shoulder yoke (7) metallic support (3), from with support insert (2) and pin (8), relative time volute spring (4) is supported on its larger base and concentrically with pin (8), smaller base portion bears against shoulder upper magnet yoke (7) on shaped supports (5). In the free end (8) of pin, the yoke (7) of (5) and shoulder in through hole is guided, diameter is equal at least about 1.5 times, the diameter (8) of pin, there are safety (6). IMAGEnut