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ELECTRICAL MACHINE WITH HYBRID TOOTH DESIGN

  • US 20200136441A1
  • Filed: 10/17/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/30/2018
  • Status: Active Grant
First Claim
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1. A stator segment for a stator or a rotor of an electrical machine including a segment body circumferentially extending about a longitudinal axis of the stator segment between two circumferential ends, the segment body comprising:

  • a plurality of teeth protruding according to a radial direction orthogonal to the longitudinal axis, each tooth circumferentially extending between two respective side faces, the plurality of teeth being circumferentially distributed between two end teeth of the plurality of teeth, the plurality of teeth comprising at least one intermediate tooth circumferentially comprised between the two end teeth; and

    a plurality of slots, circumferentially interposed between the plurality of teeth of the stator, the plurality of slots being circumferentially distributed between two end slots, each end slot being circumferentially comprised between a respective end tooth and a respective circumferential end, the plurality of slots comprising a plurality of intermediate slots circumferentially comprised between the two end slots;

    wherein side faces of the two end teeth are inclined with respect to each other or parallel to each other and the side faces of the at least one intermediate tooth are respectively parallel to each other or inclined with respect to each other.

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