Oil separator for blowby gas
US7631639B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 13, 2007 |
| Grant date | Dec 15, 2009 |
| Priority date | — |
| Expiry date | Aug 22, 2027 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01M2013/0461
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
There is provided an oil separator for blowby gas exhibiting excellent oil separation performance in a stable manner. In a common flow path section of a gas flow passage in which the blowby gas flows and an oil passage provided with a bottom of the common flow path section where oil that has been separated from blowby gas by separation means provided midway along the gas flow passage, the width of a part of the common flow path section is regulated so as to become gradually smaller towards the bottom of the common flow path section, and a flow passage regulating section, for making part of the common flow path section that has the width regulated a restricted section, is provided so as to extend upwards from the bottom of the common flow path section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.