Railway car roller bearing
View Patent ↗A bearing assembly is provided having a roller bearing a cone forming an inner race fitted around the journal portion of an axle. A cup forms an outer raceway that combines with the inner raceway to receive roller elements. A backing ring is centered to the shaft fillet. Tapered roller elements are located between and contact the inner and outer raceways. A cage is comprised of an inner ring, and outer ring, and a plurality of pocket bars extend between the inner and outer rings. The pocket bars of the cage include a protrusion that is received in a groove in the cone.
1. A tapered roller bearing assembly comprising,
a cone having an inner race with an outwardly directed raceway thereon,
a cup having an outer race having an inwardly directed raceway thereon,
a spacer located adjacent the cone,
and tapered roller elements located between and contacting the outwardly directed raceway and the inwardly directed raceway,
and a cage to provide spacing and alignment for the tapered roller elements,
the cage comprising an inner ring and an outer ring, and a plurality of pocket bars extending between the inner ring and the outer ring,
wherein at least one of the pocket bars includes a snap protruding therefrom,
the cage also comprising a plurality of leg sections which support the spacer,
and the cone includes an outer edge portion and an inner edge portion, wherein the inner edge portion includes a groove adapted to receive the snap on the cage pocket bar.
2. The tapered roller bearing assembly of claim 1
wherein the snap protrudes from each pocket bar.
3. The tapered roller bearing assembly of claim 1 ,
wherein each pocket bar has a base section attached to the inner ring, and
the snap protrudes radially inwardly from the base section of each pocket bar.
4. The tapered roller bearing assembly of claim 1 ,
wherein the cone outer edge portion and the inner edge portion joined by a center portion, and
wherein the groove is located on a radially outwardly facing portion of the inner edge portion of the cone.
5. The tapered roller bearing assembly of claim 1 , wherein the cage outer ring includes a radially inwardly facing cutout section, and
the cone outer edge portion includes a radially outwardly projecting portion received in the radially inwardly facing cutout section of the cage.
6. The tapered roller bearing assembly of claim 1 ,
wherein the cage is a unitary structure comprised of a resin material with a filler of glass fibers.