Railway rolling stock – Trucks – Bogie
Patent
1992-02-21
1993-03-23
Oberleitner, Robert J.
Railway rolling stock
Trucks
Bogie
B61F 514
Patent
active
051954389
ABSTRACT:
A height compensation device for a railway truck having at least two pairs of rail engaging support wheels. The height compensation device is secured at opposed ends of a truck bolster and compensates for car body height loss after the wheels are re-profiled. The compensation device comprises a bearing element having a top support surface on which the car body rests. A displaceable height adjustment plate having one or more shim sections of different thicknesses is provided with one of the sections being disposed between the bearing element and the truck bolster by lifting the car body off the bearing element whereby to dispose the top support surface of the bearing element at a predetermined desired height above the truck bolster to maintain the car body at a substantially constant height from track level after wheel profiling.
REFERENCES:
patent: 3401991 (1968-09-01), MacDonnell
patent: 3523505 (1970-08-01), Lich
patent: 3533359 (1970-10-01), Williams
patent: 4108080 (1978-08-01), Garner et al.
patent: 4434720 (1974-03-01), Mulcahy et al.
patent: 4712487 (1987-12-01), Carlson
patent: 5048427 (1991-09-01), Dumoulin
Arvisais Denis
Brunet Marc
Dumoulin Raymond
Lussier Benoit
Thibault Louis
Bombardier Inc.
Oberleitner Robert J.
Rutherford Kevin D.
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