US 2002/0164102 A1 · Tapered journal bearings

Abstract

The disclosed F-Class and K-Class Railroad car wheel bearings employ 24 rollers per cone assembly to meet increasing load and service life objectives.

Claims1

Dependent claims

An AAR “F-Class” or “K-Class” wheel bearing employing a pair of tapered journal bearings, each of the tapered journal bearings consisting essentially of an inner cone, a roller retainer, and 24 rollers.

Dependencies are inferred from the claim text.

Facts

Application

10/107,280Filed 26 Mar 2002

Priority

30 Mar 2001

Published

7 Nov 2002

Term ends

Not estimatedThe source records don’t support an estimate.

Classification10 codes

F16C 19/386
With two rows, i.e. double-row tapered roller bearings: in O-arrangement
B61F 15/12
Axle-boxes: with roller, needle, or ball bearings
F16C 33/366
With bearing-surfaces other than cylindrical, e.g. tapered; with grooves in the bearing surfaces: tapered rollers, i.e. rollers generally shaped…
F16C 35/063
Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing: fixing them on the shaft

Abstract

The disclosed F-Class and K-Class Railroad car wheel bearings employ 24 rollers per cone assembly to meet increasing load and service life objectives.

Tapered journal bearings

Life of this patent

Abstract

Claims1

Tapered journal bearings

Life of this patent

Abstract

Claims1