05520295 is referenced by 3 patents and cites 20 patents.

An articulated connector for flexibly connecting the adjacent ends of a pair of rail car platforms which are supported on a common truck bolster, the connector comprising a spherical bearing formed integrally with a conventional center plate bearing of one car platform, and spherical elements carried by the other car platform for cooperable engagement with the spherical bearing to transmit vertical, lateral and longitudinal train forces between the adjacent platforms solely through engagement of the mating spherical bearing elements.

Title
Articulated rail car connector
Application Number
8/276415
Publication Number
5520295
Application Date
July 18, 1994
Publication Date
May 28, 1996
Inventor
Donald Wiebe
Sewickley
PA, US
Agent
J Stewart Brams
Assignee
Hansen
PA, US
IPC
B61G 7/00
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