FIELD: railway transport.
SUBSTANCE: invention relates to design of car running gear. Vehicle contains frame 1, two-axle frameless bogies with wheelsets 4 and axle boxes. Frame is provided with pivots 10 arranged between axles of each bogie with crossmembers 12 secured on bogie for rotation relative to vertical axle and connected higher than axles of wheelsets by axle-box links or tie-rods 13 with axle boxes or axle-box brackets 11 of said wheelsets with hinge joints packed with grease or filled with liquid lubricant and located in spaces of pivots, crossmembers and tie-rods or with silent blocks (rubber-metal joints). According to other design version, crossmembers are furnished with side brackets which are hinge-connected in their turn by ends with axle boxes or axle-box brackets.
EFFECT: simplified design of running gear, improved dynamic and service characteristics.
7 cl, 9 dwg
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|
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