Cylinder head of internal-combustion engine
US8209980B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2008 |
| Grant date | Jul 3, 2012 |
| Priority date | — |
| Expiry date | Mar 7, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
One ends of an exhaust path communicate with a plurality of combustion chambers through exhaust ports, respectively, an assembling section is provided on the other ends of the exhaust path, and a turbo supercharger, an exhaust tube and an exhaust purification catalyst are connected to the assembling section, on the other hand, a bypass path communicating from the exhaust path to the exhaust tube and the exhaust purification catalyst by bypassing a turbo supercharger is provided and an exhaust control valve capable of opening and closing the bypass path is provided, and a bypass hole, which is a part of the bypass path, is provided in the cylinder head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.