DISK BRAKE OF HIGH-SPEED ROLLING STOCK Russian patent published in 1995 - IPC

FIELD: railway transport. SUBSTANCE: brake has axle 1 of wheelset on which brake disk 2 is rigidly mounted. Disk is located between brake shoes 3 with friction linings 4 hinge-mounted on free ends 5 of U-shaped load-bearing lever 6 made of material with thermally reversible memorized shape effect. Installed in middle part of arms 8 of lever 6 are heating elements 9. Middle part of arm 8 of lever 6 and its bow-shaped part 10 lie on bracket 12 secured on carrying cross beam 20 of bogie. With brakes released, U-shaped lever 6 is open, and maximum clearance is formed between linings 4 of brake shoes 3. In operation, heating elements 9 heat load-bearing lever 6 and, at definite temperatures, arms 8 tend to come in contact by their free ends 5. EFFECT: simplified design, enhanced design, enhanced operation reliability. 2 cl, 3 dwg