Temperature management of catalyst system for a variable displacement engine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 25, 2004
Issued Date -
N/A
app pub date -
Mar 5, 2002
filing date -
Dec 7, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A system and method for controlling an internal combustion engine having a plurality of cylinders, at least some of which may be selectively deactivated to provide variable displacement operation, include managing temperature of at least one engine/vehicle component by monitoring the temperature of the component and controlling activation of at least one cylinder to control the temperature of the component. In one embodiment, the engine/vehicle component is an emission control device, such as a catalytic converter.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully