TRACTION VEHICLE Russian patent published in 2004 - IPC

FIELD: railway transport; diesel and electric locomotives. SUBSTANCE: proposed traction vehicle contains main frame equipped with coupler gears, body, cabin, two-stage spring suspension, two three-axle bogies containing frames, spring suspension, wheelsets with axle-boxes, traction electric motors, traction reduction gears, tie-rods and guides. Main frame is hinge-connected with bogie frames by central brackets with tie rods. Two side brackets of main frame are hinge-connected with brackets of axle-boxes of front wheelset of front bogie and rear wheelset of rear bogie by ties, their axle-boxes being connected with frames of corresponding bogies by guides located higher than their axles. Two other side brackets are hinge-connected with brackets of rear wheelset axle boxes of front bogie and front wheelset of rear bogie by ties, their axle-boxes being connected with frames of corresponding bogies by guides arranged lower than their axles. Brackets of axle-boxes are passed through sides of bogie frames. Maximum possible adhesion weight utilization factor is determined by equation. EFFECT: reduced overall dimensions of vehicle, especially its cantilevers provision of negotiation and adhesion in small radius tracks and radial setting of wheelsets at negotiating tracks. 3 cl, 3 dwg