Patent · US Expired

Electric motor with an upstream frequency converter

US6229232A · kind A · utility

16Cited by
14References
43Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 1999
Grant dateMay 8, 2001
Priority date
Expiry dateJul 30, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K17/30
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric motor with a frequency converter for speed control purposes and in which a frequency converter casing is provided with a cooler, is characterized by an intermediate part, replacing a terminal box and receiving the connecting elements. The intermediate part allows the frequency converter casing to be fitted in a thermally decoupled manner with respect to the electric motor.

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