Controller of variable valve apparatus of internal combustion engine and variable valve system of internal combustion engine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 20, 2016
Grant Date -
Mar 19, 2015
app pub date -
Sep 17, 2014
filing date -
Sep 19, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A controller of a variable valve apparatus of an internal combustion engine has an engine start indication detecting circuit that detects an indication of an engine start. When the indication of the engine start is detected by the engine start indication detecting circuit in a state in which temperature of the engine is lower than a predetermined temperature, an electric motor provided in the variable valve apparatus is supplied with a current, and this current supply to the electric motor is maintained for a predetermined time from a time point of the detection of the indication of the engine start to an engine cranking start.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
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