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US 2019/0165640 A1Published application
Electrical machine
AssigneeRobert Bosch GmbH
InventorsTobias Ruck, Erik Weissenborn, Dimitra Neufeld, Sebastian Udich
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AssigneeRobert Bosch GmbH
InventorsTobias Ruck, Erik Weissenborn, Dimitra Neufeld, Sebastian Udich
Estimating the term…
An electrical machine (10), in particular a machine which can be operated in electric generator mode and/or in electric motor mode, comprising a rotor (14) which has a shaft (13), wherein a part of a turbomachine (68) is formed on the shaft (13) and the part is a fan (60), wherein the fan (60) has a circumference (83) with a circumferential direction (85), and a housing (63) of an electrical unit (45) is adjacent to the fan (60) and serves as a housing of the turbomachine (68), and there is a gap (65) between the fan (60) and the housing (63) of the electrical unit (45), characterized in that the gap (65) has a radial width (B65R) which has a different magnitude depending on a circumferential position (U602) on the fan (60) which is arranged on the shaft (13).
An electrical machine (10), comprising a rotor (14) which has a shaft (13), wherein a part of a turbomachine (68) is formed on the shaft (13) and the part is a fan (60), wherein the fan (60) has a circumference (83) with a circumferential direction (85), wherein a housing (63) of an electrical unit (45) is adjacent to the fan (60) and serves as a housing of the turbomachine (68), and wherein a gap (65) between the fan (60) and the housing (63) of the electrical unit (45) has a radial width (B65R) which has a different magnitude depending on a circumferential position (U602) on the fan (60).
Dependencies are inferred from the claim text.