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US 7,459,818 B2Granted
Electrical machine having a rotor bearing integrated in the stator
AssigneeRobert Bosch GmbH
InventorHussam Helmi
Life of this patent
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Abstract
The invention relates to an electrical machine and a method for assembling an electrical machine. The electrical machine includes a stator (1), which is received in a housing. The housing is closed by a housing cap (12). The electrical machine further includes a rotor (7), which includes a shaft (5) that is rotatably received in roller bearings (4). The roller bearings (4) are received by bearing rings (2), which are supported in the stator (1) of the electrical machine.
Claims6
An electrical machine, comprising a housing closed by a housing cap;
- a stator, wherein said stator directly and radially contacts said housing;
- a rotor including a shaft;
- roller bearings in which said shaft of said rotor is rotatably received;
- bearing rings which receive said roller bearings and are supported in said stator, said stator being provided on front sides with openings for receiving said bearing rings, said openings being configured as annular grooves extending in a circumferential direction and provided on an outer diameter of said stator, said bearing rings being press-fitted into said openings configured as said annular grooves provided on the outer diameter of said stator.
1 more element
Dependencies are inferred from the claim text.