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| Number | Title | Issue Date |
| 8176733 | Torque converter having an integrated cover with bearing support A torque converter including a cover, the cover having an axis and having an axially extending flange about the axis, the flange defining an aperture, a pilot fitted within the aperture, and a turbine hub connected to the flange. ... | 05/15/2012 |
| 7997072 | Stamped pilot welded to a cover A torque converter including a cover having a central longitudinal axis and an outer surface and a pilot stamped from metal. The pilot includes a disc at least partially radially aligned with the axis for the cover. The pilot and the cover central axis are fixedly s... | 08/16/2011 |
| 7937937 | Turbine and pump shells for torque converters and methods of manufacturing A blade with first and second blade tabs extending outwardly from an edge of the blade; and a shell with a first indent and a first slot. The first blade tab is arranged to engage the first indent and the second blade tab is arranged to engage the first slot. In one... | 05/10/2011 |
| 7908849 | Bladed shell or stator shell for a hydrodynamic torque converter, method for producing a stator shell of said type, and hydrodynamic torque converter having a stator shell of said type A stator shell for a hydrodynamic torque converter (1), wherein said stator shell (2) comprises a plurality of blades (32, 34), wherein said stator shell (2) comprises plural components (20, 22), produced separately from one anothe... | 03/22/2011 |
| 7757485 | Hydrodynamic coupling The invention relates to a hydrodynamic coupling having a primary blade wheel and a secondary blade wheel. The primary wheel and the secondary wheel together form a working chamber that can be filled with a working medium and are mounted in such a way that they can ... | 07/20/2010 |
| 7726122 | Hydrodynamic torque converter A hydrodynamic torque converter including a housing connectable to a drive element for rotation in common around an axis of rotation, the housing being fillable with a fluid; a pump wheel in the housing; a turbine wheel in the housing and connected to a takeoff elem... | 06/01/2010 |
| 7637100 | Automatic transmission and production method of impeller hub for automatic transmission In an automatic transmission, a lip portion of an oil seal can be prevented from riding up reliably when an impeller hub is inserted into the oil seal so as to be attached thereto, even when the lip portion is provided with a tightening margin. The impeller hub is a... | 12/29/2009 |
| 7581391 | Hydrodynamic torque transmitting device A torque converter 1 transmits torque from the engine to an output shaft. The torque converter 1 includes a front cover 2, impeller 3, and turbine 4. The turbine 4 includes a turbine shell 11 located opposite the impe... | 09/01/2009 |
| 7533525 | Hydrodynamic torque converter The invention relates to a hydrodynamic torque converter comprising a driving pump wheel, a driven turbine wheel, and a guide wheel, which has guide wheel blades. In order to create a hydrodynamic torque converter, which requires less installation space than convent... | 05/19/2009 |
| 7516612 | Transmission pump seal The present invention provides a seal apparatus for a transmission pump. The seal apparatus includes a ring seal configured to seal a gap defined between a transmission pump body and a hub in order to reduce hydraulic fluid leakage. An O-ring is placed around the ri... | 04/14/2009 |
| 7509802 | Drive unit for hybrid electric vehicle An apparatus for supporting an electric power source in a transmission includes a transmission housing, and an electric machine including a rotor and a stator secured to the housing. A first member is secured to the rotor, extends radially toward an axis of rotation... | 03/31/2009 |
| 7481050 | Hydrodynamic torque converter The invention relates to a hydrodynamic torque converter with a housing which comprises a wall which is on the driving side, where a connecting plate is fastened to the housing wall and comprises several mounting locations for connecting the hydrodynamic torque conv... | 01/27/2009 |
| 7426826 | Hydrodynamic machine, for example, hydrodynamic coupling or hydrodynamic brake The invention concerns a hydrodynamic coupling or a hydrodynamic brake with the following features: having an impeller and a turbine wheel, which together form a toroidal working chamber; the impeller sits on a dri... | 09/23/2008 |
| 7422543 | Rotation coupling employing torque converter and synchronization motor A system employing a torque converter and a synchronizing motor to start up a large rotational driver/load combination. The torque converter is employed to increase the rotational speed of the load to the maximum speed permitted by the torque converter. The synchron... | 09/09/2008 |
| 7357233 | Torque converter with a lock-up clutch assembly having a floating friction disk The torque converter includes a torque input member and an impeller assembly operatively coupled with the torque input member. A turbine assembly is connected with the impeller and a lock-up clutch is interposed between the turbine assembly and the torque input memb... | 04/15/2008 |
| 7353924 | Hydrodynamic torque converter A hydrodynamic torque converter with a pump wheel, a turbine wheel, and a stator, which combine to form a hydrodynamic circuit, where the flow conditions in the hydrodynamic circuit can displace the turbine wheel axially toward the pump wheel when the converter is o... | 04/08/2008 |
| 7350352 | Fluid coupling A fluid coupling comprising a pump having an annular pump shell with an annular core ring mounted on a pump hub and a plurality of impellers radially arranged in the pump shell; a turbine arranged being opposed to the pump and having an annular turbine shell with an... | 04/01/2008 |
| 7290987 | Impeller hub for torque converter A direct replacement impeller hub for the torque converter of an automatic transmission and a method of repairing an impeller assembly utilizing the replacement impeller hub to provide increased service longevity. In the present impeller hub the geometric roundness ... | 11/06/2007 |
| 7259471 | Drive line for fluid flow power engine with speed guidance, power impact reduction and short-term energy storage Control procedure for a flow machine, wherein the flow machine comprises a turbine, which picks up power from a wind or water current, and a driveline, which transfers power from the turbine to an electric generator connected to an electricity grid of constant grid ... | 08/21/2007 |
| 7155904 | Hydrodynamic converter A hydrodynamic converter is provided having a pump wheel, which is flowed through in operation from the inside to the outside; a turbine wheel, which is flowed through in operation from the outside to the inside; guide blades between the pump wheel and the turbine w... | 01/02/2007 |
| 7152399 | High efficiency torque converter A torque converter assembly is provided, which includes an impeller, a turbine, and a stator. The impeller and the turbine each have a plurality of passages for directing fluid. The inlet and outlet of each passage are larger in cross-sectional area than the middle ... | 12/26/2006 |
| 7114331 | Pump drive shaft with internal flow tube and method of installation A pump drive shaft for an automatic transaxle wherein the cross-sectional profile of the internal flow tube has been modified to a non-cylindrical configuration to increase the flow of transmission fluid through the pump drive shaft from the torque converter. A sele... | 10/03/2006 |
| 7081689 | Control system for a wind power plant with hydrodynamic gear A wind power plant connectable to an electric grid is provided that has at least three control levels. A controller controls an angular position of the rotor blades and/or controls a setting of the reaction member of the hydrodynamic speed transformer and/or control... | 07/25/2006 |
| 7070170 | Cable sheave for a cableway system A cable sheave for cableway systems has a hub and a sheave surface extending outwardly from the hub. The sheave surface may be formed of spokes and a cable groove is formed on its periphery. Fastening devices are provided in the sheave surface for rigidly connecting... | 07/04/2006 |
| 7022044 | Drive train for powering a mobile vehicle To reduce the structural volume of a drive engine (1) in a drive train of a mobile vehicle, in particular a working machine such as a wheel loader, a continuously adjustable transmission gear is arranged between the drive engine (1) and a hydraulic pum... | 04/04/2006 |
| 7017340 | Hydrokinetic torque converter for an automatic vehicle transmission A hydrokinetic torque converter assembly for use with a geared transmission in a vehicle powertrain. The transmission includes a gear pump with a pump driving member and the torque converter assembly includes an impeller shaft drivably engageable with the pump drivi... | 03/28/2006 |
| 7014426 | Brazed aluminum turbine for an automotive transmission and method thereof The invention provides a high-strength stamped aluminum brazed turbine for use in an automotive transmission torque converter, and a method therefor. The method includes stamping aluminum inner and outer shells each having a plurality of slots, and stamping a plural... | 03/21/2006 |
| 7000590 | Engine output control system A engine control system and a method of controlling a torque output of an internal combustion engine is disclosed. The engine control system comprises a torque receiving device operably connected to the engine, a sensor to sense an engine parameter, and an electroni... | 02/21/2006 |
| 6993902 | Fluid coupling for mobile equipment In an assembly including a diesel engine, a fluid coupling connected to the flywheel of the diesel engine, a comminuting machine and a conveyor for feeding the comminuting machine, a fluid coupling module is common to various output power train assemblies. Slip spee... | 02/07/2006 |
| 6959544 | Torque converter An impeller, a turbine, and a stator form a torus of a torque converter. A elliptic ratio L/H of an axial length L of the torus to a radial height H of the torus is 0.72 or smaller. A diameter ratio (D2/D1) of an inner diameter D2 of the torus t... | 11/01/2005 |
| 6915886 | Bridging clutch A bridging clutch is installed in a fluid medium-filled housing of a hydrodynamic coupling device located between a drive shaft and a transmission input shaft, the coupling device also containing a pump wheel and a turbine wheel. The bridging clutch is provided with... | 07/12/2005 |
| 6886330 | Hydroformed torque converter fluid coupling member A method of manufacturing a torque converter fluid coupling member includes forming a plurality of hollow tubes having first and second ends and connecting the plurality of tubes together side-by-side in an annular array. Fluid may be carried through each tube from ... | 05/03/2005 |
| 6826907 | Hydrodynamic coupling The invention relates to a hydrodynamic coupling. Said coupling comprises a primary wheel (2; 2.2; 2.3) and a secondary wheel (3; 3.2; 3.3), which together form a toroidal working chamber (4; 4.2; 4.3), a shell (5; 5.2; 5.3), which is con... | 12/07/2004 |
| 6629410 | Constant velocity transmission A constant velocity transmission which provides maximum torque and speed from a power source such as an internal combustion engine to an output shaft of the transmission while maintaining the engine at optimum operational speed. The transmission takes adv... | 10/07/2003 |
| 6620049 | Drive arrangement A drive arrangement for a motor vehicle includes a drive shaft, a coupling device, and a coupling arrangement. The drive shaft is connectable with the coupling device for transmission of force solely via the coupling arrangement. The coupling arrangement ... | 09/16/2003 |
| 6615443 | Stall converter for single engine sweeper A street sweeper for cleaning municipal streets and commercial parking lots uses a single engine with a modified torque converter on the automatic transmission. The torque converter is designed to lock up or engage higher than on a standard torque convert... | 09/09/2003 |
| 6604885 | Torque transmitter connection assembly An assembly including a driving connection for torque transmission in a drive train of an engine by means of a shaft-hub connection. The shaft-hub connection is provided with lengthwise teeth for releasable connection of a crankshaft with a coaxial hydrod... | 08/12/2003 |
| 6594895 | Torque converter A torque converter comprises an impeller shell, a pump impeller integrally formed with the impeller shell, a turbine runner, a stator, a front cover, and at least one of a flanged portion through which a driving power of an engine is transmitted and a rin... | 07/22/2003 |
| 6564914 | Hydrodynamic coupling device A hydrodynamic coupling device for producing a torque transmission connection between a drive unit and a transmission is provided including a first coupling device attached to the drive unit for coupling the hydrodynamic coupling device with the drive uni... | 05/20/2003 |
| 6533088 | Hydrodynamic clutch device A hydrodynamic clutch device, especially a hydrodynamic torque converter, includes a pump impeller installed in a housing, a turbine impeller having a turbine shell connected nonrotatably to a turbine hub, and possibly a stator. The turbine hub consists o... | 03/18/2003 |
