Lubrication groove for deep groove ball bearing
AssigneeSchaeffler Technologies AG & Co. KG
InventorsGuihui Zhong, Marion Jack Ince, Venkata Kottapalli
Life of this patent
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Abstract
A deep groove ball bearing assembly is disclosed. The assembly includes an inner bearing ring defining an inner race, an outer bearing ring defining an outer race, and a plurality of rolling elements supported on the inner race and the outer race. A shaft is supported on a radially inner surface of the inner bearing ring, and a housing is supported on a radially outer surface of the outer bearing ring. The assembly includes a contact surface on at least one of: the inner bearing ring, the outer bearing ring, the shaft, or the housing. The contact surface includes at least one lubrication groove.
Claims15
A deep groove ball bearing assembly comprising:
- an inner bearing ring defining an inner race;
- an outer bearing ring defining an outer race;
- a plurality of rolling elements supported on the inner race and the outer race;
- a shaft supported on a radially inner surface of the inner bearing ring;
- a housing supported on a radially outer surface of the outer bearing ring;
- a contact surface on at least one of:
- the inner bearing ring, the outer bearing ring, the shaft, or the housing, the contact surface includes a plurality of grooves:
- and
- at least one lubricant conduit is defined in the housing and extends between a housing end surface and the contact surface, such that the at least one lubricant conduit terminates at the contact surface in a region between two grooves of the plurality of grooves.
(canceled)
A deep groove ball bearing assembly comprising:
- an inner bearing ring defining an inner race;
- an outer bearing ring defining an outer race;
- a plurality of rolling elements supported on the inner race and the outer race;
- a shaft supported on a radially inner surface of the inner bearing ring;
- a housing supported on a radially outer surface of the outer bearing ring;
- and
- a contact surface on a radially inner surface of the housing, wherein the contact surface includes a plurality of grooves, and the housing includes at least one lubricant conduit extending between an axial end surface and the radially inner surface of the housing,
- wherein the axial end surface of the housing includes a plurality of lubrication inlets spaced apart from each other in a circumferential direction.
(canceled)
(canceled)
Dependencies are inferred from the claim text.