Variable resonation chamber valve
US7938227B2 · kind B2 · utility
1Cited by
11References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 6, 2009 |
| Grant date | May 10, 2011 |
| Priority date | — |
| Expiry date | Oct 6, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01N1/163
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A variable resonation chamber valve includes an outer valve seat and a rotatable plunger. The outer valve seat defines an inlet opening into an associated resonation chamber. The rotatable plunger is movable into the inlet opening of the valve seat for varying a tuner area of the inlet opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.