Room air cleaner
US6616722B1 · kind B1 · utility
40Cited by
96References
79Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 11, 2002 |
| Grant date | Sep 9, 2003 |
| Priority date | — |
| Expiry date | Jan 11, 2022 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/663
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A portable air cleaner designed to remove particles and unwanted gases from a room to provide for a healthier and cleaner environment. The portable air cleaner includes a high air volume circulating design and operates quietly and efficiently. The air exhaust of the air cleaner includes a plurality of arcuate vanes radiating outwardly from the interior of the air cleaner. The vanes are disposed in a non-symmetrical arrangement the air exhaust to reduce pressure drop and to minimize operation noise.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.