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Class Information
Number: 123/339.11
Name: Internal-combustion engines > Engine speed regulator > Idle speed control > By regulating spark ignition timing
Description: Subject matter comprising a combustion chamber, a combustible mixture, a piston traveling in the chamber, a rotatable crankshaft, and means creating a short pulse or flow of electric current for causing the combustible mixture to burn in the combustion chamber wherein the minimum output shaft operating speed is adjusted by varying the point of piston travel or crankshaft rotation at which the short pulse or flow of electric current occurs.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8694231 Vehicle rollback control systems and methods Apr. 8, 2014
8573179 Engine ignition control apparatus Nov. 5, 2013
8560204 Method and apparatus for arbitrating torque reserves and loads in torque-based system Oct. 15, 2013
8464529 Reduction in turbocharger lag at high altitudes Jun. 18, 2013
8447498 Control device for internal combustion engine May. 21, 2013
8307807 Idle control device for engine Nov. 13, 2012
8251042 Control unit and control method for torque-demand-type internal combustion engine Aug. 28, 2012
8240297 Direct-start engine operation utilizing multi-strike ignition Aug. 14, 2012
8181629 Engine and exhaust heating for hybrid vehicle May. 22, 2012
8161941 Control device for internal combustion engine Apr. 24, 2012
8131453 Methods and systems for assisted direct start control Mar. 6, 2012
8118008 Engine and exhaust heating Feb. 21, 2012
8090518 Method and device for operating a drive system Jan. 3, 2012
8047188 Direct-start engine operation utlizing multi-strike ignition Nov. 1, 2011
7997252 Engine and exhaust heating for hybrid vehicle Aug. 16, 2011
7975670 Control unit and control method for torque-demand-type internal combustion engine Jul. 12, 2011
7933711 Methods and systems for assisted direct start control Apr. 26, 2011
7854217 Idling control device of spark ignition type internal combustion engine Dec. 21, 2010
7827975 Direct-start engine operation utilizing multi-strike ignition Nov. 9, 2010
7762232 Engine and exhaust heating for hybrid vehicle Jul. 27, 2010
7757661 Engine rotation speed controller for working machine Jul. 20, 2010
7753026 Ignition control system for internal combustion engine Jul. 13, 2010
7610140 Vehicular ejector system and control method thereof Oct. 27, 2009
7603848 Control apparatus of internal combustion engine Oct. 20, 2009
7523738 Idle quality by torque smoothing Apr. 28, 2009
7520263 Engine torque control apparatus and engine torque control method Apr. 21, 2009
7503308 Fuel injection and ignition control method and fuel injection and ignition control device of engine Mar. 17, 2009
7418943 Spark advance foe engine idle speed control Sep. 2, 2008
7377258 Electronic control unit and method for controlling an ignition timing of an internal-combustion engine May. 27, 2008
7273033 Engine control device Sep. 25, 2007
7228221 Control apparatus and control method for internal combustion engine Jun. 5, 2007
7225074 Engine control system for an internal combustion engine having a plurality of cylinders May. 29, 2007
7198028 Ignition timing control system for light duty combustion engines Apr. 3, 2007
7162998 Method of starting an internal combustion engine for strong hybrid powertrains Jan. 16, 2007
7143741 Torque controller for internal combustion engine Dec. 5, 2006
7047937 Internal combustion engine May. 23, 2006
7040284 Internal combustion engine controller May. 9, 2006
7036484 Idle speed control using alternator May. 2, 2006
7025039 System and method for controlling valve timing of an engine with cylinder deactivation Apr. 11, 2006
7021281 Engine idle control system Apr. 4, 2006
7017548 Engine controller Mar. 28, 2006
6997160 Control device for an internal combustion engine Feb. 14, 2006
6966299 Start control device and start control method for internal combustion engine Nov. 22, 2005
6955155 Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device Oct. 18, 2005
6951199 Vacuum generator in combustion engine Oct. 4, 2005
6935306 Lean idle speed control using fuel and ignition timing Aug. 30, 2005
6901908 Idle speed control apparatus and method for internal combustion engine Jun. 7, 2005
6895928 Internal combustion engine idle control May. 24, 2005
6868827 Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device Mar. 22, 2005
6848418 External exhaust gas recirculation on board diagnostic using EGR effect on a combination of engine operating parameters Feb. 1, 2005

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