Self-steering bogie for a railway vehicle

Details Self-steering bogie for a railway vehicle Self-steering bogie for a railway vehicle

1989-10-11

1991-06-18

Oberleitner, Robert J.

Railway rolling stock

Trucks

Radial

105165, B61F 544

Patent

active

050241656

ABSTRACT:
An independent wheel bogie for a railway vehicle comprising a central support structure, four independent arms carrying respective axles of the wheels and articulated to the support structure by resilient bushes, a suspension device for suspending a vehicle body, a center casting fixed to the support structure with the possibility of relative rotation about its vertical axis and adapted to be rigidly fixed to the vehicle body, and a steering control device for the axles comprising a pair of screw and nut linear actuators disposed longitudinally along the sides of the support structure and connected at their ends to the articulated arms on the corresponding side of the structure, and lever mechanisms for actuation of the linear actuators, activatable by a relative rotation between the bogie and the vehicle body.

REFERENCES:
patent: 2641499 (1953-06-01), Gassner
patent: 2746398 (1956-05-01), Toms
patent: 3974779 (1976-08-01), Lindblom et al.
patent: 4289075 (1981-09-01), Smith
patent: 4519329 (1985-05-01), Vacher
patent: 4640198 (1987-02-01), Haupl

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