Patent · US Active

Electrical machine stator with small input radius, and corresponding method for production of the stator

US10389188B2 · kind B2 · utility

1Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 9, 2015
Grant dateAug 20, 2019
Priority date
Expiry dateMar 26, 2036

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K3/28
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention essentially relates to an outer stator (15) for a rotary electric machine, comprising a body (16) equipped with a yoke and teeth (25) arranged on the internal periphery of the yoke (26), with slots (28) being defined between pairs of teeth (25), in which the teeth do not have roots and the stator also comprises corners (31) at the free ends of the teeth (25) that are curved according to a radius (R), known as the radius of entry (R).

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