Structure of driving member for variable valve of engine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 4, 2014
Issued Date -
N/A
app pub date -
Mar 15, 2012
filing date -
Jun 27, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Disclosed is a structure of driving member for variable valve of engine, in which a first intake cam, an exhaust cam, and a second intake cam are mounted, in such an order, to a camshaft. An intake valve driving member has first and second driving members respectively in rolling engagement with the first and second intake cams. The first driving member forms a through hole. The second driving member forms a through hole. The interconnection member forms a through hole. The through holes are connected to and communicate with each other to form a hydraulic cylinder, which receives therein at least one piston that is movable to selectively locate between the first driving member and the interconnection member or between the second driving member and the interconnection member to change the lift of an intake valve.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2012 Application Filing Year
- F01L Class
- 329 Applications Filed
- 291 Patents Issued To-Date
- 88.45 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 4, 2025 |
