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Class Information
Number: 477/45
Name: Interrelated power delivery controls, including engine control > Transmission control > Continuously variable friction transmission > Belt-type > Fluid pressure control
Description: Subject matter wherein the belt drive is regulated by a device operated by pressure of a liquid or gas, and the regulation affects or is affected by the operation of an engine*.










Sub-classes under this class:

Class Number Class Name Patents
477/46 Ratio change controlled 296


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8594898 CVT control apparatus Nov. 26, 2013
8585544 Drive force control system Nov. 19, 2013
8532889 Open-loop torque control with closed-loop feedback Sep. 10, 2013
8504262 Control apparatus for automatic transmission Aug. 6, 2013
8478474 Diagnostic apparatus and diagnostic method for belt squeezing force adjusting mechanism Jul. 2, 2013
8439798 Hydraulic apparatus for automatic transmission May. 14, 2013
8414452 Power transmission device Apr. 9, 2013
8414453 Continuously variable transmission and control method thereof Apr. 9, 2013
8403810 Method including a system for controlling the torque transferable by a mechanical drive employing an oil-bath clutch Mar. 26, 2013
8392077 Transmission control apparatus Mar. 5, 2013
8353805 Hydraulic supply system for a hydraulically actuated automatic transmission Jan. 15, 2013
8311691 Control device for mobile unit Nov. 13, 2012
8306707 Transmission shifting with speed dither and torque dither Nov. 6, 2012
8306708 Control device for vehicular automatic transmission Nov. 6, 2012
8292782 Control apparatus for belt-type continuously-variable transmission Oct. 23, 2012
8287409 Hydraulic control system and method of continuously variable transmission Oct. 16, 2012
8285463 Method and system for calibrating a pressure sensor for an automatic transmission Oct. 9, 2012
8275510 Failure determining device and failure determining method of continuously variable transmission Sep. 25, 2012
8226529 Controller of continuously variable transmission, flow control method, and flow controller Jul. 24, 2012
8195369 Control apparatus and control method of continuously variable transmission, program for realizing that method, and recording medium on which that program is recorded Jun. 5, 2012
8185283 Output torque calculating apparatus and calculating method May. 22, 2012
8170762 Method and apparatus to control operation of a hydraulic pump for an electro-mechanical transmission May. 1, 2012
8165772 Transmission slip control Apr. 24, 2012
8118697 Mechanical function control of continuously variable transmission hydraulic system Feb. 21, 2012
8105191 Control apparatus and method for continuously variable transmissions Jan. 31, 2012
8096906 Continuously variable transmission and control method for continuously variable transmission Jan. 17, 2012
8092341 Method of controlling continuous variable transmission Jan. 10, 2012
8088036 Drive control device for vehicle Jan. 3, 2012
8066595 Hydraulic control system for vehicular power transmitting mechanism Nov. 29, 2011
8057354 Method and system for controlling rate of change of ratio in a continuously variable transmission Nov. 15, 2011
7998006 Speed ratio control device and method for belt type continuously variable transmission Aug. 16, 2011
7922610 Line pressure control device and method for belt type continuously variable transmission Apr. 12, 2011
7920949 Feedback adjustment for open-loop torque control map Apr. 5, 2011
7908069 Method of operating a clutch during a vehicle launch Mar. 15, 2011
7892141 Speed ratio change control device and method for belt type continuously variable transmission Feb. 22, 2011
7819764 Speed change control device for belt type continuously variable transmission and control method thereof Oct. 26, 2010
7811188 Mechanical function control of continuously variable transmission hydraulic system Oct. 12, 2010
7806790 Slippage detection system and method for continuously variable transmissions Oct. 5, 2010
7768530 Verification of process variable transmitter Aug. 3, 2010
7739019 Rough road detection Jun. 15, 2010
7713166 Method and system for controlling rate of change of ratio in a continuously variable transmission May. 11, 2010
7713165 Hydraulic control system for continuously variable transmission for hybrid electric vehicle May. 11, 2010
7678016 Control apparatus for vehicle Mar. 16, 2010
7670244 Power transmission system Mar. 2, 2010
7654935 Shift control system and shift control method for continuously variable transmission Feb. 2, 2010
7568995 Shift control device and shift control method of vehicular continuously variable transmission Aug. 4, 2009
7558660 Continuously variable transmission and control method thereof Jul. 7, 2009
7548810 Control apparatus for continuously variable transmission of vehicle Jun. 16, 2009
7537543 Speed change control device for belt type continuously variable transmission May. 26, 2009
7435200 Hydraulic pressure control apparatus of belt-drive continuously variable transmission for automotive vehicle Oct. 14, 2008

1 2 3 4 5










 
 
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