Backing ring for railcar axle
AssigneeRanger Bearings LLC
InventorDaniel T. Conway, JR.
Life of this patent
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Abstract
A backing ring assembly for a railcar axle is provided. According to various aspects, the backing ring assembly may include a main body and a ring. The main body may include an inner surface configured to abut a fillet of a railcar axle and a receiving element on an inboard radial face of the main body. The ring may be engaged in the receiving element and may be configured to protrude over a cylindrical surface of a shoulder on the railcar axle. The ring may include an inner face having a recess and a generally flat outer face.
Claims20
A backing ring assembly comprising:
- a main body including an inner surface configured to abut a fillet of a railcar axle and a receiving element on an inboard radial face;
- and
- a ring engaged in the receiving element and configured to protrude over a cylindrical surface of a shoulder on the railcar axle, the shoulder being positioned inboard of the fillet, wherein the ring includes an inner face having a recess and a generally flat outer face.
A railcar axle assembly comprising:
- a roller bearing assembly including a journal having a fillet on an outer surface and a shoulder inboard of the journal, the shoulder including an outer cylindrical surface, wherein the fillet abuts the cylindrical surface;
- and
- a backing ring abutting the fillet of the journal, the backing ring including:
- a main body having an inner surface abutting the fillet of the journal and a receiving element on an inboard radial face;
- and
- an insertable ring engaged in the receiving element and extending over the cylindrical surface of the shoulder, the insertable ring including an inner face having a recess and a generally flat outer face.
A backing ring assembly comprising:
- an annular main body configured to abut a fillet of a railcar axle, the annular main body including a receiving element on an inboard radial face;
- and
- a ring having an outboard end engaged in the receiving element, an inboard end configured to project over a cylindrical surface of a shoulder of the railcar axle, an inner face having a recess and an outer face without a recess.
Dependencies are inferred from the claim text.