Heating device for an exhaust system of an internal combustion engine
US12338761B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2023 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Nov 27, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01N2240/14
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A heating device for an exhaust system of an internal combustion engine and having: a main tubular body, which contains a combustion chamber delimited by a first base wall and by a second base wall, which are opposite one another; a fuel injector configured to inject fuel; an inlet opening, which can be connected to a fan to receive an air flow, which is directed to the combustion chamber and gets mixed with fuel; a secondary tubular body which is arranged inside the main tubular body and inside the combustion chamber and has a side wall, which is arranged at a given distance from the side wall of the main tubular body so as to divide an initial part of the combustion chamber into a central zone, which is located inside the secondary tubular body, and an annular peripheral zone, which is located around the secondary tubular body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.