Contamination guard
US11313470B2 · kind B2 · utility
0Cited by
4References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 2, 2020 |
| Grant date | Apr 26, 2022 |
| Priority date | — |
| Expiry date | Jun 7, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D45/14
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A contamination guard for a machine is disclosed herein. The contamination guard includes an inner ring, a first annulus, a second annulus, and an impeller. The impeller is configured to promote intake of nearby air with contamination. The first annulus and second annulus form a passage that is configured to sling away air with contamination during operation of the machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.