Dual lift system
US7150446B1 · kind B1 · utility
7Cited by
27References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2005 |
| Grant date | Dec 19, 2006 |
| Priority date | — |
| Expiry date | Dec 8, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23G7/068
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Valve and valve lift system suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve is sealed with pressurized air during its stationary modes, and unsealed during movement to reduce valve wear.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.