Resources Contact Us Home
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 477/154
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 > 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 4 5

Patent Number Title Of Patent Date Issued
8500601 Method for the operation of a transmission device of a vehicle drive train Aug. 6, 2013
8437928 Method for operating a multi-step automatic transmission May. 7, 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
8216111 Clutch control for a transmission Jul. 10, 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
8126621 Engine load control device of work vehicle Feb. 28, 2012
8068965 Control apparatus and method for shift-position changing mechanism Nov. 29, 2011
8055415 Method for blocking wheels of a hybrid vehicle when stopped and associated transmission device Nov. 8, 2011
7925407 Adjustment method for vehicle automatic transmission Apr. 12, 2011
7914417 Shift control apparatus of automatic transmission Mar. 29, 2011
7833128 Control device for automatic transmission Nov. 16, 2010
7747372 Systems and methods for user control of vehicular transmission shift points Jun. 29, 2010
7706949 Method and apparatus to control an electro-mechanical transmission during shifting event Apr. 27, 2010
7381151 Upshift control system of automatic transmission and method thereof Jun. 3, 2008
7326149 Converterless transmission shift control system Feb. 5, 2008
7292922 Target volume based torque phase control during upshift Nov. 6, 2007
7291092 Shift control apparatus and method for automatic transmission Nov. 6, 2007
7247127 Method for increasing the spontaneity of an automatic transmission Jul. 24, 2007
7056263 Electronic clutch-to-clutch transmission control system Jun. 6, 2006
7008344 Control apparatus for controlling a shift operation in an automatic transmission Mar. 7, 2006
7001299 Control apparatus of automatic transmission Feb. 21, 2006
6893379 Hydraulic pressure control apparatus for vehicular automatic transmission and control method for hydraulic frictional engagement device of vehicular automatic transmission May. 17, 2005
6790160 Control device and control method for a vehicular automatic transmission Sep. 14, 2004
6726589 Apparatus and method for controlling oil pressure of an automatic transmission Apr. 27, 2004
6699156 Method for controlling a transmission of a vehicle Mar. 2, 2004
6692409 Hydraulic change speed system for a working vehicle Feb. 17, 2004
6616576 Apparatus and method for controlling gear shift for automatic transmission Sep. 9, 2003
6530291 Automatic shift-down apparatus for automatic transmission Mar. 11, 2003
6514165 Shift control system and method for automatic transmissions Feb. 4, 2003
6512971 Lock-up control apparatus in automatic transmission Jan. 28, 2003
6491605 Shift control apparatus of automatic transmission for vehicle Dec. 10, 2002
6491604 Method of controlling hydraulic pressure in speed change mechanism having hydraulic clutch Dec. 10, 2002
6464617 Shift control method for automatic transmission Oct. 15, 2002
6450920 Method of controlling upshift for an automatic transmission Sep. 17, 2002
6449554 Travel speed controller for electrically powered light weight vehicle, and electrically powered light weight vehicle Sep. 10, 2002
6435724 Transmission output bearings with intermediate speedometer sensor Aug. 20, 2002
6409630 Power off upshift control method for automatic transmission Jun. 25, 2002
6390949 Apparatus for controlling frictional coupling device to effect vehicle transmission upshift while accelerator pedal is not in operation May. 21, 2002
6374170 Cross-adaptive control method for an automatic shift transmission Apr. 16, 2002
6371879 Automatic transmission control unit Apr. 16, 2002
6361474 Closed-throttle downshift clutch control for an automatic transmission Mar. 26, 2002
6358184 Model-based control of an automatic transmission garage shift Mar. 19, 2002
6292736 Vehicle control system and recording media recorded with programs for the system Sep. 18, 2001
6278927 Transfer case ratio diagnostic method for a motor vehicle powertrain Aug. 21, 2001
6264581 Controller of automatic transmission having a lock up clutch and control method of the automatic transmission Jul. 24, 2001
6261204 Method for adaptation of pressure of an overlapping upshifting Jul. 17, 2001
6254512 Control apparatus and method for an automatic transmission of a vehicle Jul. 3, 2001
6186923 Increased automatic gear box spontaneity Feb. 13, 2001

1 2 3 4 5

  Recently Added Patents
Automated incorporation of expert feedback into a monitoring system
Metal foil laminate, substrate for mounting LED, and light source device
Method and system for automatic 3-D image creation
Systems and methods for documenting medical findings of a physical examination
Dental plier
Three-dimensional holographic display using active shutter
System and apparatus for control of published content
  Randomly Featured Patents
Optical information recording medium
Process for reducing organic pollutants
Earthquake monitoring
Cathode-to-cathode fuel cell stacks
Mobile phone
Apparatus for promoting traction of a motorcycle rear wheel
Predictive model training on large datasets
Removable bar for bar screen
Method and system for partially reconfigurable switch
Movable weights for a golf club head