Patent · US Expired

Submersible motor-driven pump

US5480290A · kind A · utility

7Cited by
3References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 14, 1994
Grant dateJan 2, 1996
Priority date
Expiry dateJun 14, 2014

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04D29/588
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A submersible motor-driven pump which has a jacket for the motor casing through which a coolant flows, the jacket receiving a pipe with a bent inlet for discharging the coolant and which lies against the motor casing and extends the full height of the jacket from the partition between the motor casing and the pump below the motor to the top of the jacket.

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