Variable valve lift apparatus
US7878163B2 · kind B2 · utility
3Cited by
1References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2007 |
| Grant date | Feb 1, 2011 |
| Priority date | — |
| Expiry date | Apr 11, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2107
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A variable valve lift apparatus includes an end lever; a variable lift body connected to the end lever, and rotatable around the end lever, a valve mounted on the variable lift body; and a low lift cam operable to open and close the valve. The variable lift body includes a high lift body, and a low lift body rotatable around the high lift body. A low lift connecting portion selectively connects the low lift body and the high lift body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.