DEVICE TO INFORM DRIVE ABOUT ULTIMATE WEAR OF BRAKE-SHOE LINING

摘要

FIELD: transport.;SUBSTANCE: proposed device comprises brake drum, brake shoe with two-layer lining. Brake shoe is provided with current conducting layer that makes circuit-closing switch connected by current collector with sound and light signaling circuit and arranged at a distance corresponding to ultimate wear of brake-shoe lining.;EFFECT: higher safety.;3 cl, 2 dwg, 1 tbl