Patent · US Active

Stator, method of manufacturing stator, and outer rotor type motor

US11316388B2 · kind B2 · utility

0Cited by
1References
8Claims
0Family size

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Key dates

Filing dateMay 13, 2020
Grant dateApr 26, 2022
Priority date
Expiry dateAug 4, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K21/22
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Groove holes capable of positioning each of the segment cores with respect to a winding jig in an arc attitude with wide gaps between the teeth edges of respective pole teeth are respectively formed in yoke parts positioned at both end parts of each of the segment cores in a longitudinal direction.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.