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Class Information
Number: 477/155
Name: Interrelated power delivery controls, including engine control > Transmission control > Transmission controlled by engine > By input manifold pressure or engine fuel control > Servo motor timing > Electric valve control
Description: Subject matter wherein control of fluid pressure to or from the chamber is by means of an electrically operated valve.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8666619 Transmission systems and methods Mar. 4, 2014
8529405 Ratio shift control system and method for a multiple-ratio automatic transmission Sep. 10, 2013
8529406 Multiple-ratio automatic transmission control method and system for ratio upshifts Sep. 10, 2013
8392076 Control device of vehicular automatic transmission Mar. 5, 2013
8370036 Shift control device for automatic transmission and control method thereof Feb. 5, 2013
8337361 Multiple-ratio automatic transmission control method and system for ratio upshifts Dec. 25, 2012
8328688 Ratio shift control system and method for a multiple-ratio automatic transmission Dec. 11, 2012
8214117 Driving force controlling apparatus of vehicle Jul. 3, 2012
8140231 Abnormal-period automatic shift control apparatus of automated manual transmission Mar. 20, 2012
8078373 Vehicle dynamics prediction with lane/path information using a preview-correction-prediction approach Dec. 13, 2011
8068965 Control apparatus and method for shift-position changing mechanism Nov. 29, 2011
8065064 Shift control device for automatic transmission and control method thereof Nov. 22, 2011
8055415 Method for blocking wheels of a hybrid vehicle when stopped and associated transmission device Nov. 8, 2011
8030875 Actuator arrangement and a method of operating an actuator Oct. 4, 2011
7933706 Shift control device for automatic transmission and control method thereof Apr. 26, 2011
7731630 Calibration system for hydraulic transmission Jun. 8, 2010
7563196 Controller for automatic transmission Jul. 21, 2009
7497799 Torque transmitting mechanism engagement control system and method Mar. 3, 2009
7393305 Controller for automatic transmission Jul. 1, 2008
7306543 Automatic transmission controller Dec. 11, 2007
7004872 Control method and device for automatic transmission Feb. 28, 2006
7001299 Control apparatus of automatic transmission Feb. 21, 2006
6962552 Vehicle shift control device and control method therefor Nov. 8, 2005
6915890 Learning method for oncoming clutch fill level and volume Jul. 12, 2005
6893379 Hydraulic pressure control apparatus for vehicular automatic transmission and control method for hydraulic frictional engagement device of vehicular automatic transmission May. 17, 2005
6871131 Transmission systems Mar. 22, 2005
6726589 Apparatus and method for controlling oil pressure of an automatic transmission Apr. 27, 2004
6718247 Control method and system for an infinitely variable automatic automobile transmission Apr. 6, 2004
6623404 Reshift control system for automatic transmission Sep. 23, 2003
6616576 Apparatus and method for controlling gear shift for automatic transmission Sep. 9, 2003
6580993 Process for adapting automatic transmission shiftings Jun. 17, 2003
6560521 Control device and control method for a vehicle May. 6, 2003
6554742 Modification of shifting characteristics based upon shifting direction and drive train load Apr. 29, 2003
6537170 Shift control system for automatic transmission Mar. 25, 2003
6520882 Shift control system for automatic transmission Feb. 18, 2003
6508742 Procedure for improvement of the shifting speed Jan. 21, 2003
6503165 Hydraulic control device for automatic transmission Jan. 7, 2003
6475113 Hydraulic control system of automatic transmission Nov. 5, 2002
6464617 Shift control method for automatic transmission Oct. 15, 2002
6450920 Method of controlling upshift for an automatic transmission Sep. 17, 2002
6409630 Power off upshift control method for automatic transmission Jun. 25, 2002
6397695 Control apparatus for hydraulically-operated vehicular transmission Jun. 4, 2002
6361474 Closed-throttle downshift clutch control for an automatic transmission Mar. 26, 2002
6360154 Process and device for engine and transmission control in a motor vehicle Mar. 19, 2002
6332860 Model-based on-coming clutch pressure control for an automatic transmission upshift Dec. 25, 2001
6328674 Method of controlling clutch pressure of transmission and control apparatus therefor Dec. 11, 2001
6319172 Off-going clutch control for upshifting of an automatic transmission Nov. 20, 2001
6317671 Control apparatus for automatic transmission Nov. 13, 2001
6302822 Hydraulic control system of automatic transmission Oct. 16, 2001
6292732 Adaptive on-coming clutch fill control for an automatic transmission Sep. 18, 2001

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