SAFETY DISK BRAKE FOR LIFTS Russian patent published in 1994 - IPC

FIELD: lifts. SUBSTANCE: brake two identical brake levers, each provided with independent compression spring which thrusts against common spring thrust center rigidly connected in its turn with lift machine. Both sub-systems have no mechanical engagements and overlappings. Brake is released by pot electromagnet rigidly secured on brake lever and by means of armature plate which is also rigidly secured on other brake lever. Pot electromagnet and armature plate can be adjusted in position on brake levers, so armature plate is always strictly in parallel attracted by pot electromagnet and provides no impact noise. EFFECT: enhanced operation reliability. 6 cl, 3 dwg