Internal-combustion engines – Charge forming device – Fuel flow regulation between the pump and the charge-forming...
Reexamination Certificate
2007-06-05
2007-06-05
Miller, Carl S. (Department: 3747)
Internal-combustion engines
Charge forming device
Fuel flow regulation between the pump and the charge-forming...
C123S467000
Reexamination Certificate
active
11122174
ABSTRACT:
A method and apparatus for reducing or preventing hydrocarbon emissions from an air induction system of an automotive vehicle during diurnal periods opens the fuel line to ambient fuel tank pressure when fuel pressure in the fuel line decreases due to cooling of the fuel.
REFERENCES:
patent: 4972869 (1990-11-01), Takasaki
patent: 5074272 (1991-12-01), Bostick et al.
patent: 5655892 (1997-08-01), Cherniawski et al.
patent: 5823169 (1998-10-01), Strohl et al.
patent: 6047686 (2000-04-01), Bohringer et al.
patent: 6530364 (2003-03-01), Romanek
Coleman David H.
Reddy Sam R.
GM Global Technology Operations Inc.
Marra Kathryn A.
Miller Carl S.
LandOfFree
Control of induction system hydrocarbon emissions does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Control of induction system hydrocarbon emissions, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Control of induction system hydrocarbon emissions will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3888019