Ejectors with separably secured nozzles, adjustable size nozzles, or adjustable size mixing tubes
US8083495B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2008 |
| Grant date | Dec 27, 2011 |
| Priority date | — |
| Expiry date | Sep 3, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2240/36
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An ejector comprising a motive inlet, a motive nozzle separably secured to the motive inlet, a suction chamber about the motive nozzle, a suction fluid inlet to the suction chamber, a mixing tube in fluid communication with the suction chamber and the motive nozzle, a diffuser in fluid communication with the mixing tube and distal the suction chamber and the motive nozzle, and an outlet from the diffuser is provided. A nozzle comprising at least two concentric arc nozzle portions is also provided. An ejector comprising a mixing tube including a flexible layer adapted to compress or stretch, thereby allowing a mixing tube diameter to change is further provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.