Cage for a thrust bearing having double rows for roller elements
AssigneeSchaeffler Technologies AG & Co. KG
InventorAlaa Makke
Life of this patent
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Abstract
A cage for a thrust bearing, comprising: a first plurality of circumferentially aligned pockets arranged to accept a first plurality of roller elements; a second plurality of circumferentially aligned pockets located radially inward of the first plurality of pockets and arranged to accept a second plurality of roller elements; a plurality of pairs of circumferentially extending protrusions; and a plurality of openings. Each opening in the plurality of openings: passes through material forming the cage and wholly surrounded by the material forming the cage; and is located between a respective pair of protrusions in a first circumferential direction.
Claims20
A cage for a thrust bearing, comprising:
- a first plurality of circumferentially aligned pockets arranged to accept a first plurality of roller elements;
- a second plurality of circumferentially aligned pockets:
- located radially outward of the first plurality of pockets;
- and,
- arranged to accept a second plurality of roller elements;
- a plurality of pairs of circumferentially extending protrusions;
- and,
- a plurality of openings, each opening in the plurality of openings:
- passing through material forming the cage and wholly surrounded by the material forming the cage;
- and,
- located between a respective pair of protrusions in a first circumferential direction.
A cage for a thrust bearing, comprising:
- a axis of rotation;
- a first plurality of circumferentially aligned pockets arranged to accept a first plurality of roller elements;
- a second plurality of circumferentially aligned pockets:
- located radially outward of the first plurality of pockets;
- and,
- arranged to accept a second plurality of roller elements;
- a plurality of pairs of circumferentially extending protrusions;
- and,
- a plurality of openings, each opening in the plurality of openings:
- passing through material forming the cage and wholly surrounded by the material forming the cage;
- and,
- located, in a radial direction orthogonal to the axis of rotation, between a respective pocket included in the first plurality of pockets and a respective pocket included in the second plurality of pockets.
A cage for a thrust bearing, comprising:
- a axis of rotation;
- a first plurality of circumferentially aligned pockets arranged to accept a first plurality of roller elements;
- a second plurality of circumferentially aligned pockets:
- located radially outward of the first plurality of pockets;
- and,
- arranged to accept a second plurality of roller elements;
- a plurality of pairs of circumferentially extending protrusions;
- and,
- a plurality of openings, each opening in the plurality of openings:
- passing through material forming the cage and wholly surrounded by the material forming the cage;
- located between a respective pair of protrusions in a first circumferential direction;
- and,
- located, in a radial direction orthogonal to the axis of rotation, between a respective pocket included in the first plurality of pockets and a respective pocket included in the second plurality of pockets.
Dependencies are inferred from the claim text.