Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing
Reexamination Certificate
2011-02-08
2011-02-08
Chang, Ching (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
With means for varying timing
C123S090170, C123S406450
Reexamination Certificate
active
07882811
ABSTRACT:
Methods for improving the efficiency of internal combustion engines are disclosed. In one embodiment, a method of improving the efficiency of an internal combustion engine comprises controlling the motion of an exhaust valve associated with a cylinder of the internal combustion engine. Camshafts and internal combustion engines configured for performing methods of the instant invention are also disclosed.
REFERENCES:
patent: 1893597 (1933-01-01), Zerbi
patent: 4401069 (1983-08-01), Foley
patent: 4424790 (1984-01-01), Curtil
patent: 4490971 (1985-01-01), Hedelin
patent: 4561253 (1985-12-01), Curtil
patent: 5596550 (1997-01-01), Rowe et al.
patent: 5937807 (1999-08-01), Peters et al.
patent: 5960755 (1999-10-01), Diggs et al.
patent: 6314926 (2001-11-01), Meneely et al.
patent: 6519933 (2003-02-01), Ogiso et al.
patent: 6830020 (2004-12-01), El Tahry et al.
patent: 6918384 (2005-07-01), Jehlik et al.
patent: 7036483 (2006-05-01), El Tahry et al.
patent: 7311086 (2007-12-01), Mahakul et al.
patent: 2004/0055548 (2004-03-01), Williams
patent: 2004/0194748 (2004-10-01), Asai et al.
patent: 2005/0087159 (2005-04-01), Harmon
Chang Ching
Morriss O'Bryant Compagni
LandOfFree
Methods for controlling valves of an internal combustion... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Methods for controlling valves of an internal combustion..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Methods for controlling valves of an internal combustion... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2634627