Patent · US Expired

Rotor protector for wet-type rotor pump

US7074019B2 · kind B2 · utility

15Cited by
15References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 15, 2002
Grant dateJul 11, 2006
Priority date
Expiry dateMay 27, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K7/14
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A wet rotor-type pump, in particular used for pumping a coolant in vehicle motors, comprises a pump impeller for feeding a fluid and a motor rotor connected with the pump impeller. In wet rotor-type pumps the motor rotor is cooled by the fluid to be pumped.

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