BRAKING OR CATCHING DEVICE WITH ROLLER PARTIALLY MOVING BRONZE SLEEVE AND SKEWED FRICTION SURFACE Russian patent published in 2012 - IPC B66B5/22 

FIELD: transport.

SUBSTANCE: proposed device 14 for elevator cabin displacing in vertical guide rails 2 comprises pressure element 19 to be secured to the cabin. Element section and appropriate guide rail 2 form clearance 20 for roller 9 to be pulled in braking or catching. There is a thrust to limit part where along roller 9 is pulse in clearance 20, thus, setting its extreme position. Roller 9 in its extreme position rolls one guide rail 2 and slides on pressure element 19. There is strip 33 made from beating material is arranged on roller end position section on the side of pressure element 19. Said strip is arranged so that roller 9, in its end position, rolls partly on bearing material and partly on remaining surface of pressure element 19.

EFFECT: higher reliability.

21 cl, 11 dwg