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US 2019/0103773 A1Published application
Electronically commutated dc motor
AssigneeBühler Motor GmbH
InventorsAchim Brunner, Armin Suttner-Reimann, Mladen Zec
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Abstract
An electronically commutated direct current motor made up of a cylindrically shaped non-ferrous stator winding; a cylindrically shaped, magnetically conductive back iron arranged radially outside of the stator winding; and a cylindrically shaped permanent magnet rotor arranged concentrically within the stator winding, wherein the magnetically conductive back iron has different magnetic conductivities over its circumference
Claims8
An electronically commutated direct current motor, the motor comprising:
- a cylindrically shaped non-ferrous stator winding;
- a cylindrically shaped, magnetically conductive back iron arranged radially outside of the stator winding;
- and
- a cylindrically shaped permanent magnet rotor arranged concentrically within the stator winding, wherein the magnetically conductive back iron has different magnetic conductivities over its circumference.
1 more element
Dependencies are inferred from the claim text.