Integrated reciprocating primer drive arrangement
US9587641B2 · kind B2 · utility
4Cited by
21References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2013 |
| Grant date | Mar 7, 2017 |
| Priority date | — |
| Expiry date | Dec 28, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/428
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A pump assembly includes a centrifugal pump having an intake, a discharge, a pump chamber and an impeller to deliver water from the intake to the discharge. A priming system is fluidly coupled to the pump chamber. A drive assembly includes a drive shaft coupled to the priming system and positioned around an impeller shaft coupled to the impeller for selective rotatable coupling of the impeller shaft and the drive shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.