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Class Information
Number: 123/396
Name: Internal-combustion engines > Engine speed regulator > Open loop condition responsive > Resistance or override acts on input connection to regulator
Description: Subject matter in which condition responsive means are provided to alter or override the action of a speed control of the engine.

Sub-classes under this class:

Class Number Class Name Patents
123/397 Shutdown safety device 58
123/398 Throttle position lock 42

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8589051 Controller for engine Nov. 19, 2013
8498800 Engine control unit Jul. 30, 2013
8355235 Driving apparatus and control method for electric actuator Jan. 15, 2013
8336523 Method and device for determining an optimized emergency running function in a fault-afflicted engine of a motor vehicle Dec. 25, 2012
8306725 Apparatus for informing economical speed of vehicle and method thereof Nov. 6, 2012
8272364 Implement having rotational speed reduction and operating method therefor Sep. 25, 2012
8260508 Methods and systems for controlling and cancelling the engine speed of agricultural vehicles Sep. 4, 2012
8255127 Methods and systems for controlling the engine speed of agricultural vehicles for increasing engine speeds Aug. 28, 2012
8249795 Method for detection of emissions levels during extended engine speed controlled operation Aug. 21, 2012
8221287 Vehicle and controller thereof Jul. 17, 2012
8185278 Methods and systems for controlling the engine speed of agricultural vehicles May. 22, 2012
RE42939 Throttle valve control device for an internal combustion engine Nov. 22, 2011
8032291 Method for detection of emissions levels during extended engine speed controlled operation Oct. 4, 2011
8024109 Abnormality determination apparatus for intake amount control mechanism Sep. 20, 2011
8019524 Control apparatus for driving source Sep. 13, 2011
8010275 Secured throttle position in a coordinated torque control system Aug. 30, 2011
8000877 Fuel economy system and method for a vehicle Aug. 16, 2011
7946271 Haptic device in a vehicle and method thereof May. 24, 2011
7856305 Control system and control method for internal combustion engine Dec. 21, 2010
7717086 Controller for boat propulsion unit May. 18, 2010
7673612 Engine control apparatus and engine control method Mar. 9, 2010
7668687 Systems and methods for compensating pressure sensor errors Feb. 23, 2010
7637245 Method and system for controlling an actuator to rotate a valve Dec. 29, 2009
7603980 Sensor abnormality detecting method and electronic throttle control apparatus Oct. 20, 2009
7584742 Electronic throttle control remedial action desensitization Sep. 8, 2009
7503311 Method for sensing and clearing throttle plate obstruction Mar. 17, 2009
7503309 Throttle control apparatus Mar. 17, 2009
7490589 Electronically controlled throttle valve unit Feb. 17, 2009
7480972 Actuator for a control unit Jan. 27, 2009
7475670 Valve operating mechanism Jan. 13, 2009
7464695 Throttle body restriction indicator Dec. 16, 2008
7392787 Virtual bumper throttle control algorithm Jul. 1, 2008
RE40350 Fail safe throttle positioning system Jun. 3, 2008
7343898 Air vane governor Mar. 18, 2008
7343899 Watercraft propulsion system and control method of the system Mar. 18, 2008
7318408 Vehicle control apparatus and throttle trouble handling method Jan. 15, 2008
7306542 Electronic throttle control (ETC) drag torque request security Dec. 11, 2007
7302931 Motor-driven throttle valve control device for internal combustion engine Dec. 4, 2007
7296557 Final control element for a control unit Nov. 20, 2007
7287510 Secured operation of electronic throttle control (ETC) in dual module system Oct. 30, 2007
7280910 Engine protection method and apparatus, and engine power control method and apparatus for cargo handling vehicle Oct. 9, 2007
7267101 Throttle default system Sep. 11, 2007
7269501 Method and device for monitoring the functioning of a valve stroke adjusting device of an internal combustion engine during cold starts Sep. 11, 2007
7234445 Device for actuating a throttle valve of an internal combustion engine Jun. 26, 2007
7228842 Electronic throttle control apparatus for internal combustion engine Jun. 12, 2007
7207313 Fail-safe air induction control apparatus Apr. 24, 2007
7201144 Operating apparatus of engine in portable working machine Apr. 10, 2007
7203580 Electrical control unit and control system comprising plural electrical control units Apr. 10, 2007
7191757 Throttle control in internal combustion engine for noise reduction Mar. 20, 2007
7188605 Method and device for operating an internal combustion engine Mar. 13, 2007

1 2 3 4 5 6 7

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