RAILWAY CAR BOGIE DAMPER Russian patent published in 2012 - IPC B61F5/12 

FIELD: transport.

SUBSTANCE: invention relate to railway equipment, particularly, to railway car bogie dampers. Proposed damper incorporates two two-arm levers each provided with thrust elements made at its ends and pins at its center, thrust bearing with tapered bottom and support with tapered bed. Thrust bearing and support are jointed along their tapered surfaces to provide for equal pressure force damper for right and left friction wedges. Wedge spring is made up of central spring of central row of the set of springs. Bolster is provided with proportional bearing surfaces for joint with two-arm lever pins. Said hollow wedges feature internal proportional bearing surfaces for joint with bearing surfaces of two-arm levers. Wedge beds are provided with holes to receive two-arm levers. Bolster cradle base is provided with holes for two-arm levers to extended therefrom.

EFFECT: higher reliability, better running properties.

3 cl, 6 dwg