Patent ID: 9221475
Filing Date: 2015-12-29
Classification: B61F,F16C

Abstract:
1. A suspension system for a rail car comprising: at least two undercarriage members; at least one equalizer bar removably and pivotally secured to and between the two undercarriage members; a spherical bearing having an outer member surrounding an inner member; the outer member being removably secured to one of the at least one undercarriage members, the outer member defining at least one outer member section having an arcuate interior surface; the inner member being removably secured to the at least one equalizer bar, the inner member defining at least one inner member section having an arcuate exterior surface; a low friction liner disposed on at least a portion of one of the arcuate interior surface and the arcuate exterior surface; and the at least two undercarriage members each defining a first bore therein having a first section and a second section, the first section opening inward between the at least two undercarriage members, the spherical bearing being removably positioned in the first section, and the second section defining a cavity and an access port in communication therewith for providing access to the spherical bearing.