Methods and systems for EGR system
US12116961B1 · kind B1 · utility
0Cited by
3References
20Claims
0Family size
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Key dates
| Filing date | Aug 3, 2023 |
| Grant date | Oct 15, 2024 |
| Priority date | — |
| Expiry date | Aug 3, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02D2200/1015
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Methods and systems are provided for an exhaust gas recirculation (EGR) system. In one example, a method includes determining a present EGR valve offset and an historical EGR valve offset and comparing the present EGR valve offset and the historical EGR valve offset to determine a presence of an EGR leak.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.