| 摘要 |
FIELD: transport. ^ SUBSTANCE: propose bogie comprises lateral frame, bolster, set of springs and friction damper. Bolster features equilateral trapezoid shape with trapezoid larger base located above set of springs at sections whereat friction damper wedges are mounted. Said wedges are spring-loaded by elastic element to inclined side planes 7 of bolster and vertical planes 8 of lateral frame. Said elastic element is made up of helical spring 10 fitted inside wedge arranged to be spring-loaded to inclined lateral surfaces of bolster and vertical plane of lateral frame by spring 11. ^ EFFECT: higher reliability, improved running. ^ 3 cl, 3 dwg |
