Patent · US Active

Brushless direct currency (BLDC) motor and manufacturing method thereof

US11251679B2 · kind B2 · utility

0Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 2019
Grant dateFeb 15, 2022
Priority date
Expiry dateJun 1, 2040

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K21/16
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Provided is a brushless direct currency (BLDC) motor and a manufacturing method thereof, and more particularly, a brushless direct currency (BLDC) motor including a rotor rotated to drive an impeller and capable of reducing a defective rate of the motor due to a rotational imbalance by controlling a shape of a magnet portion included in the rotor, and a manufacturing method thereof.

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