Patent · US Expired

Molded motor

US5982057A · kind A · utility

21Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 1998
Grant dateNov 9, 1999
Priority date
Expiry dateNov 25, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K5/02
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a molded motor in which the axial center of an inserted body can easily be aligned with the axial center of the rotor of the mold motor. The molded motor of the present invention is provided with: a stator 30 having a stator core 31 laminated from a plurality of layers of thin metal coldrolled steel plate and stator coils 8 mounted in the stator core 30; a rotor 2 rotatably disposed inside the stator 30; and a molded main body 4 made of resin which covers the stator 30 and has a receiving portion 17 in which an annulus 16 is received, wherein guide portions 34 are formed in the cold-rolled steel plate closest to the annulus 16 to align the axial center of the annulus 16 with the axial center of the rotor 2.

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