Patent · US Expired

Canned motor and pump employing such canned motor

US5567133A · kind A · utility

25Cited by
10References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 15, 1994
Grant dateOct 22, 1996
Priority date
Expiry dateJul 15, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S415/912
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A canned motor for use in a pump has an outer frame casing fitted over a stator, a pair of side frame members welded to respective open ends of the outer frame casing, a can fitted in the stator and joined to the side frame members, and an outer cylinder disposed around the outer frame casing with an annular spaced defined therebetween, the outer cylinder being welded to the outer frame casing. The outer cylinder has a pair of flanges disposed respectively on axially spaced open ends thereof for attachment to components of a pump assembly and holding a fluid being handled within the outer cylinder. The outer cylinder has a hole defined in an outer circumferential wall thereof for passing leads for connection to a power supply.

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