Railway rolling stock – Trucks – Bogie
Patent
1993-11-18
1995-06-13
Le, Mark T.
Railway rolling stock
Trucks
Bogie
B61F 500
Patent
active
054232759
ABSTRACT:
A wear and lubricating liner having a cup-shaped wear liner assembly which includes a first bottom plate portion. An aperture is formed centrally through such first bottom plate and a first upstanding wall portion is connected at a bottom thereof to an outer perimeter of such first bottom plate. A lubricating liner assembly having at least one substantially solid lubricating material with a bottom surface thereof disposed adjacent and in contact with an upper surface of such bottom plate and a vertically disposed ring-like solid lubricating material. An outer surface of such ring-like lubricating material is disposed adjacent and in contact with an inner surface of such upstanding wall of the wear liner. A protective cover member includes a second bottom plate portion having a bottom surface disposed adjacent and in contact with an upper surface of such at least one solid lubricating material. Another aperture is formed centrally through such second bottom plate. A second upstanding wall portion, located on the protective cover, is connected at a bottom thereof to an outer perimeter of such second bottom plate and an annular lip-like portion is connected adjacent an inner edge thereof to an upper edge of such second upstanding wall. Such lip-like portion extends outwardly from such upper edge of the second upstanding wall and downwardly toward a top surface of such bolster bowl. A space is disposed between an inner surface of such ring-like lubricating material and an outer surface of such second upstanding wall.
REFERENCES:
patent: 2600704 (1952-06-01), Travilla et al.
patent: 3549217 (1970-12-01), Watson
patent: 4075951 (1978-02-01), Chierici et al.
patent: 4222331 (1980-09-01), Gage et al.
patent: 4224876 (1980-09-01), Larsen
patent: 4275661 (1981-06-01), Mowles
patent: 4308801 (1982-01-01), Cooper et al.
patent: 4398330 (1983-08-01), Meadows
patent: 4593829 (1986-06-01), Altherr
patent: 4867071 (1989-09-01), Weber
patent: 5228393 (1993-07-01), Woolston
Pp. 338, 339, 772 and 775 of Car and Locomotive Cyclopedia, 1970.
Le Mark T.
Ray, Jr. James O.
Westinghouse Air Brake Company
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