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Class Information
Number: 192/3.29
Name: Clutches and power-stop control > Vortex-flow drive and clutch > Including drive-lockup clutch > Having fluid-pressure operator
Description: Device provided with means for causing engagement and disengagement of the drive-lockup clutch, which means is actuated by force applied via a liquid or gaseous medium.










Sub-classes under this class:

Class Number Class Name Patents
192/3.3 With auxiliary source of pressure 375


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8677598 Piston plate connection with blind riveting Mar. 25, 2014
8657088 Lock-up clutch Feb. 25, 2014
8631918 Torque transmission assembly with clutches Jan. 21, 2014
8616355 Hydraulic control device for automatic transmission Dec. 31, 2013
8620544 Method and apparatus for entering neutral idle from a forward drive mode Dec. 31, 2013
8607948 Fluid coupling launch device Dec. 17, 2013
8597159 Methods and systems for assisted direct start control Dec. 3, 2013
8590683 Drive plate and ring gear member of drive plate Nov. 26, 2013
8579094 Hydraulic control system for an automatic transmission having a three path torque converter control subsystem Nov. 12, 2013
8573374 Hydrodynamic torque converter Nov. 5, 2013
8561499 Centrifugal pendulum absorber Oct. 22, 2013
8556051 Clutch assembly and force transmission device with a clutch assembly Oct. 15, 2013
8560188 Control apparatus for vehicle automatic transmission Oct. 15, 2013
8540602 Drive device for hybrid vehicle Sep. 24, 2013
8527169 Control for torque converter having multiple selectively engageable converter couplers Sep. 3, 2013
8490766 Hydrodynamic torque converter Jul. 23, 2013
8464755 Hydraulic control arrangement for controlling a variable fluid volume flow Jun. 18, 2013
8457850 Automatic transmission and learning method thereof Jun. 4, 2013
8448763 Housing-piston assembly for a coupling device and assembly method May. 28, 2013
8447508 Stochastic detection of torque converter slip speed and related control May. 21, 2013
8439798 Hydraulic apparatus for automatic transmission May. 14, 2013
8439175 Failure detecting apparatus for hydraulic circuit of gearbox May. 14, 2013
8434602 Torque transmission device May. 7, 2013
8403117 Hydraulic control device of lockup clutch Mar. 26, 2013
8403762 Single row series damper with input flange Mar. 26, 2013
8387764 Torque converter with piston centered in clutch plate Mar. 5, 2013
8381515 Force transmission device Feb. 26, 2013
8376104 Clutch plate with slots Feb. 19, 2013
8376105 Lock-up clutch mechanism Feb. 19, 2013
8380411 Flow rate control valve for clutch control device Feb. 19, 2013
8365889 Automatic transmission Feb. 5, 2013
8327987 Torque converter with lock-up clutch having a split piston Dec. 11, 2012
8327986 Combined power transmission, start-up unit and drive system Dec. 11, 2012
8317655 Hydraulic pressure control apparatus for torque converter Nov. 27, 2012
8313385 Torsional vibration damper arrangement Nov. 20, 2012
8281912 Stampable thrust washer with flow cutouts Oct. 9, 2012
8276723 Lock-up clutch for hydrokinetic coupling device including improved connection means Oct. 2, 2012
8265844 Flow control valve for clutch control device Sep. 11, 2012
8256592 Wet clutch Sep. 4, 2012
8251193 Torque transmission device Aug. 28, 2012
8240442 Lock-up device Aug. 14, 2012
8235191 Force transfer device, a drive train with force transfer device, and a method for controlling the operation of a force transfer device in a drive train Aug. 7, 2012
8225916 Torque converter with cooling fluid flow arrangement and arrangement for torque transfer to a damper Jul. 24, 2012
8225917 Fluid coupling and coupling method thereof Jul. 24, 2012
8205731 Lockup device, and fluid-type torque transmission device equipped with same Jun. 26, 2012
8201674 Torque converter with reverse Jun. 19, 2012
8201675 Torque converter reverse clutch system and method of operating a reverse clutch system Jun. 19, 2012
8186491 Torque transmission device May. 29, 2012
8172053 Hydraulic circuit arrangement for operating a hydrodynamic torque converter May. 8, 2012
8152646 Damper with two-piece plate configuration Apr. 10, 2012

1 2 3 4 5 6 7 8 9 10 11










 
 
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