Liquid cooled pump motor unit
US4225292A · kind A · utility
10Cited by
4References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 1977 |
| Grant date | Sep 30, 1980 |
| Priority date | — |
| Expiry date | Dec 21, 1997 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/5806
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A pump motor assembly comprising a stator with windings, a rotor shaft mounting a rotor in said stator, a diffuser housing arranged adjacent said stator and enclosing at least partly the stator windings, means defining a flow channel in said diffuser housing for circulation of a medium from an inlet to an outlet in said diffuser housing, and disposed in said flow channel for circulating the cooling medium therethrough over the stator windings to cool the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.