Fluid flow adjustment door with pivotable inner door
US10167763B2 · kind B2 · utility
0Cited by
8References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 30, 2016 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Jan 10, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01N2390/00
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Methods and systems are provided for a door of an exhaust system of an engine. In one example, a door of an exhaust system may include an outer door pivotable around a first location and an inner door pivotable around a second location, with the inner door positioned within the outer door, and with an amount of opening of an aperture of the outer door adjustable by a position of the inner door.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.