Device for controlling the combustion chambers exhaust and/or intake for internal combustion engines
US4606309A · kind A · utility
13Cited by
8References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 31, 1985 |
| Grant date | Aug 19, 1986 |
| Priority date | — |
| Expiry date | Jan 31, 2005 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B2075/027
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Device for controlling the circulation of gases from and towards an internal combustion engine, wherein a sealing ring is provided with means for injecting a lubricating and cooling liquid such as oil in the gap between a continuous sealing surface around a passage within a sealing ring and the external surface of a rotary throttle, this device being applied to the high pressure and high temperature sealing of rotary throttle for four stroke engines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.