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US 2025/0030292 A1Published application
Electric motor
OwnerDietmar Metz, Silvio Koch +1inventors
InventorsDietmar Metz, Silvio Koch, Dominic Kohlhammer
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Abstract
An electric motor has a shaft, a stator with windings, and a rotor surrounding the stator and having a back-iron ring. Permanent magnets are arranged on an inner side of the back-iron ring, and a carrier connects the back-iron ring to the shaft. A housing encloses the rotor and the stator and has an opening through which the shaft projects. The carrier has several circulation openings and several flow guide ribs for air circulation in one end face.
Claims14
An electric motor, comprising:
- a shaft;
- a stator comprising stator windings;
- a rotor surrounding the stator and comprising a back-iron ring, permanent magnets arranged on an inner side of the back-iron ring and a carrier connecting the back-iron ring to the shaft;
- and
- a housing enclosing the rotor and the stator and having an opening through which the shaft projects;
- wherein the carrier has several circulation openings and several flow guide ribs for air circulation in one end face.
3 more elements
Dependencies are inferred from the claim text.