摘要 |
FIELD: transportation.SUBSTANCE: invention relates to cable transportation system. System comprises a rolling track extending along a designated path, a trolley configured to roll along rolling track, a haul cable extending along designated path and selectively connectable to trolley, and at least one roller assembly. Roller assembly comprises a frame a plurality of rollers movably fitted to frame, and elastic members arranged between frame and rollers to allow rollers to occupy a first operating position contacting haul cable, and a second operating position lower than first operating position and contacting trolley as trolley runs along said roller assembly.EFFECT: reduction of vibration of pulling cable, reduced load on trolley, reduced stress between trolley and rolling track.17 cl, 4 dwg |