FIELD: railway transport; car bogies.
SUBSTANCE: proposed bogie has frame furnished with elastic support surfaces and made in form of cross beam rigidly coupled with longitudinal sides connected with bearing units of wheel axles by means of resilient members. Vibration damper is arranged between resilient members over bearing unit, and is made in form of rubber-metal block 7 whose space is divided into two chambers communicating through restriction hole, 9 first chamber 10 being filled with working liquid, and elastic diaphragm 12 is arranged in second chamber 11. Support surfaces of rubber-metal block additionally intercoupled through frame by double-hinge link whose axis is not parallel to longitudinal axis of rubber-metal block.
EFFECT: increased speed of bogie running.
3 dwg
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