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Class Information
Number: 477/148
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 > Downshift > Speed responsive control
Description: Subject matter wherein the regulation of buildup or release of fluid pressure is controlled by the velocity of a gear transmission* part.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8554423 Automatic transmission device for wheel loader and wheel loader Oct. 8, 2013
8437928 Method for operating a multi-step automatic transmission May. 7, 2013
8414457 Control device and control method for automatic transmission Apr. 9, 2013
8301351 Gear shift system for vehicle, control method and control device for automatic transmission Oct. 30, 2012
8165766 Method for controlling a drivetrain of a vehicle, with a drive motor and a gearbox Apr. 24, 2012
7953534 Vehicle integrated-control apparatus and vehicle integrated-control method May. 31, 2011
7914417 Shift control apparatus of automatic transmission Mar. 29, 2011
7608012 Resolving a non-commanded neutral state in a clutch-to-clutch transmission Oct. 27, 2009
7314428 Downshift control for automotive automatic transmission Jan. 1, 2008
7291092 Shift control apparatus and method for automatic transmission Nov. 6, 2007
7247126 Method and apparatus for shift control of an automatic transmission Jul. 24, 2007
7048673 Shift control method for six-speed automatic transmission May. 23, 2006
7014592 System and method for controlling an automatic transmission in a vehicle Mar. 21, 2006
6929583 Shift control apparatus and shift control method for a vehicular automatic transmission Aug. 16, 2005
6843756 Downshift control apparatus of vehicular automatic transmission, and control method thereof Jan. 18, 2005
6832147 Method and apparatus for controlling a vehicle with a gear-shift transmission Dec. 14, 2004
6699156 Method for controlling a transmission of a vehicle Mar. 2, 2004
6346063 Vehicle transmission shift control for engagement of frictional coupling device so as to first raise transmission input speed above synchronizing speed Feb. 12, 2002
6254510 Coasting downshift control strategy for a multiple-ratio automatic transmission Jul. 3, 2001
6216073 Apparatus and method for controlling a speed change of an automatic transmission Apr. 10, 2001
6146310 Adaptive automated transmission downshift control Nov. 14, 2000
6106435 Tie-up decision device for automatic transmission, and gearshift control apparatus employing the same Aug. 22, 2000
6042506 Automatic transmission control having variable fluid pressure decreasing rate at gear shifting Mar. 28, 2000
6010428 Gearshift control apparatus for automatic transmission Jan. 4, 2000
5984834 Control apparatus for hydraulically operated vehicular transmission Nov. 16, 1999
5963445 Method for the production of actuator signals Oct. 5, 1999
5941795 Control system for a single servo during multiple speed changes Aug. 24, 1999
5924958 Control system for automatic transmission with servo fill of second shift engagement element during completion of first shift when second shift commanded during first shift Jul. 20, 1999
5919114 Automatic transmission control system for automobiles Jul. 6, 1999
5913748 Downshift control device for automatic transmission Jun. 22, 1999
5911648 Automatic transmission control method including shifting aberration regulating phase Jun. 15, 1999
5910175 Closed-loop adaptive fuzzy logic hydraulic pressure control for an automatic transmission Jun. 8, 1999
5871418 Shift control apparatus in vehicle automatic transmission Feb. 16, 1999
5846163 Shift control apparatus in vehicle automatic transmission Dec. 8, 1998
5816950 Automatic transmission control system for automobiles Oct. 6, 1998
5810691 Hydraulic changing device for a multi-ratio vehicle transmission Sep. 22, 1998
5810692 Downshift control device for automatic transmission Sep. 22, 1998
5810693 Automatic control system for automobiles Sep. 22, 1998
5778331 Kickdown delay in cruise control for automatic transmission Jul. 7, 1998
5754968 Method and arrangement for fuel quantity adjustment in connection with downshift May. 19, 1998
5730683 Shift control method for automatic transmission and apparatus thereof Mar. 24, 1998
5722913 Process for controlling an automatic gearbox Mar. 3, 1998
5685799 Automatic transmission shift stabilization control Nov. 11, 1997
5665028 Shift capacity control for automatic transmission Sep. 9, 1997
5658220 Hydraulic control system of an automatic transmission used in a vehicle Aug. 19, 1997
5624351 Speed change control method for an automatic transmission Apr. 29, 1997
5609546 Vehicular constant speed cruising control device Mar. 11, 1997
5596495 Gearshift controller for automatic transmission Jan. 21, 1997
5577980 Shift flare control Nov. 26, 1996
5489248 Shift control system for automatic transmission Feb. 6, 1996

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