Quotables
"One of the greatest labor saving inventions of today is tomorrow!"
Vincent T. Floss
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7454902 | Torque converter A torque converter 1 is a device for transmitting torque by fluid, and includes a front cover 14, an impeller 18, a turbine 19, and a stator 20. The impeller 18, the turbine 19 and the stator 20 constitute a fl... | 11/25/2008 |
| 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 |
| 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 |
| 7210290 | Reduced stall capacity torque converter The apparatus of the present invention provides a torque converter that is looser at stall than it is at 0.8 speed ratio. The torque converter includes a stator having a plurality of stator blades. The stator blades each define a primary leading edge, a trailing edg... | 05/01/2007 |
| 7198142 | Machine unit comprising a drive and a machine The invention relates to a high power machine unit. Said invention is characterized by the following features: a drive which has an output shaft; a machine which has a drive shaft; a converter (3) which is connected between drive and machine and can be filled... | 04/03/2007 |
| 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 |
| 7083381 | Hydrokinetic torque converter stator blade construction A stator blade for a hydrokinetic torque converter, the blade profile having geometric characteristics that improve torque flow efficiency in the converter torque flow circuit, whereby the torque converter efficiency at high speed ratios is improved without signific... | 08/01/2006 |
| 7074016 | Planar turbopump assembly A turbopump including a rotor having a first face and a second face and being characterized by a rotor axial height between the first and second rotor faces and by a rotor diameter. A rotor housing includes bearing surfaces for supporting rotation of the rotor, incl... | 07/11/2006 |
| 7021438 | Power transmission device for astride-riding vehicle A power transmission device for an astride-riding vehicle is provided, the power transmission device including a torque converter T and a clutch C disposed in series in a transmission route between an engine E and a gear speed change device M. The torque converter T... | 04/04/2006 |
| 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 |
| 6996978 | Torque converter stator A torque converter stator for improved fluid coupling and acceleration is provided. The stator includes a plurality of circumferential long and short blades for increasing torque to an automatic transmission by employing reaction force produced when a flow transmiss... | 02/14/2006 |
| 6941752 | Stator support device and torque converter including the same A stator support device for supporting a stator of a torque converter includes a one-way coupling device including an outer race disposed radially inwardly of the stator, and an inner race disposed radially outwardly of a rotation axis of the torque converter, an en... | 09/13/2005 |
| 6860102 | Stator for a torque converter of a vehicle A stator disposed between an impeller and a turbine of a torque converter including: an annular shell; an annular core disposed radially outside the shell; and a plurality of stator blades connecting the shell and the core. Each blade comprises a leading edge adjace... | 03/01/2005 |
| 6840041 | Torque converter In a torque converter comprised of three major rotating elements, namely a pump impeller formed integral with a converter cover, a turbine runner to which a driving power is transmitted through a working fluid from the pump impeller, and a stator disposed between th... | 01/11/2005 |
| 6807808 | Torque converter In a torque converter comprised of three major rotating elements, namely a pump impeller, a turbine runner to which a driving power is transmitted through a working fluid from the pump impeller, and a stator disposed between the pump impeller and the turbine runner,... | 10/26/2004 |
| 6782982 | Hydrodynamic converter The invention relates to a hydrodynamic converter comprising a torus-shaped working chamber surrounding the converter axis, said chamber having the form of a ring channel in an axial cross-section; an impeller which is rotationally fixed to an input shaft; a turbine... | 08/31/2004 |
| 6289674 | Hydrokinetic torque converter with asymmetrical toroidal chamber A hydrokinetic torque converter, which exhibits important advantages regarding the consumption of fuel and the operation at low RPM in the power train of a motor vehicle, has a stator, a pump and a turbine which jointly form a toroidal structure having a ... | 09/18/2001 |
| 6065287 | Torque converter stator with projection or recession in thickness Stator structure is provided which is capable of suppressing an increase in fluid sound while maintaining high driving force transmission efficiency. The stator structure is disposed between the turbine runner and pump impeller of a torque converter and i... | 05/23/2000 |
| 6044946 | Torque converter for a vehicle A torque converter including a stator rotatable about an axis and having a stator hub, and a thrust bearing mounted to the stator hub. The stator hub has a recessed portion that is recessed from one axial end face of the stator hub. The thrust bearing inc... | 04/04/2000 |
| 5836157 | Torque converter for motor vehicle A vehicle torque converter for forming a circulation path of an oil and transmitting a rotary torque is provided which includes an impeller, turbine and stator, each having a plurality of blades. Each blade of the stator is divided into a radially inner h... | 11/17/1998 |
| 5813227 | Hydrokinetic torque converter with stabilizer ring on the blade wheels Hydrodynamic torque converter which comprises blade wheels in the form of a reactor, a pump wheel and a turbine wheel with individual blades which are connected to an outer wall, whereby a torque can be transmitted from the pump wheel to the turbine wheel... | 09/29/1998 |
| 5640849 | Stator assembly for a fluid torque converter A fluid torque converter using a stator assembly adapted to be formed by a die assembly essentially consisting of two halves that can be separated apart in an axial direction when removing a formed stator assembly, a part of an inner circumferential surfa... | 06/24/1997 |
| 5522220 | High efficiency blade A vaned element of a fluid coupler such as a torque converter includes vanes having a depression extending from a leading surface area to a trailing edge of the vane. The depression avoids multiple surface layer changes which introduce turbulence to flow ... | 06/04/1996 |
| 5487003 | Simulation method and device for aiding the design of a fluid torque converter A method and device for simulating properties of a fluid torque converter such as torque ratio, capacity factor and efficiency includes involving the execution of the steps of finding a plurality of parameters including a fluid passage angle and a fluid p... | 01/23/1996 |
| 5406792 | Quick acceleration fluid coupling A quick acceleration fluid coupling comprising: a fluid coupling working chamber defined by an impeller attached to a driving shaft, a runner attached to a driven shaft, and an impeller casing attached to the impeller and surrounding the runner; and a pas... | 04/18/1995 |
| 5313793 | Torque converter having axial type reactor A torque converter has an axial type reactor that is disposed between a turbine and an impeller at an inner end to form a toroid. The reactor blades have leading edges that slant toward the turbine in the radially inward direction and form an angle with a... | 05/24/1994 |
| 5259191 | Torque converter A torque converter is provided for transmitting torque from an engine output shaft to an input shaft of a transmission. The torque converter includes a pump, connected with the engine output shaft, which includes a shell portion disposed at an outer porti... | 11/09/1993 |
| 5241820 | Torque convertor A torque convertor having a tubular toroidal member constituted by a pump, a turbine and a stator is so dimensioned that sufficient room is provided to accommodate associated components without sacrificing performance standards. In particular, since the c... | 09/07/1993 |
| 5224348 | Coreless torque converter A coreless torque converter has a unique layout or arrangement of stator, pump impeller and turbine runner, in which at least one of these elements has a portion formed to have an axial dimension which is reduced to minimize an offset amount of a center o... | 07/06/1993 |
| 5168702 | Thin torque converter There is disclosed a thin torque converter, fluid coupling device mounted on a vehicle. The converter which has a smaller axial dimension than the prior art converter, comprises an outer race, an inner race, a number of sprags mounted between the races, a... | 12/08/1992 |
| 5152139 | Hydraulic torque converter A method for forming a torque converter flow path defined by an impeller, a turbine and a stator comprising initiating a meanline design path having an outer radius R1 and an inner radius R2 connected by a tangent line, wherein the outer radius is initial... | 10/06/1992 |
| 4951467 | Automatic transmission torque converter front cover A torque converter has a front cover having grooves or depressions integrally formed therein which operate to increase oil flow in the torque converter and hence lubrication and cooling thereof.... | 08/28/1990 |
| 4866935 | Hydraulic torque converter In a hydraulic torque converter having a torus of flatness ratio (L/H) within the range 0.82-0.9, the outer and inner contours of the turbine in a meridional plane through the axis of the turbine each comprises a combination of a plurality of circular arc... | 09/19/1989 |
| 4841729 | Thrust force reduction device for torque converter The present invention relates to a thrust force reduction device for torque converter comprising a pump rotor, a turbine rotor connected to a turbine shaft and disposed opposed to the pump rotor and at least one stator rotor and a fixed cylindrical shaft ... | 06/27/1989 |
| 4783960 | Fluid torque converter with axially cut away stator inner shell A torque converter includes a coaxially mounted pump impeller, turbine, and stator, each of which includes an outer shell, an inner shell, and vanes extending between the outer shell and the inner shell having edges which define an inlet and outlet. The p... | 11/15/1988 |
| 4726185 | Flat type torque converter A flat-type torque converter wherein a toroid is formed of a turbine having a plate-worked turbine blade, a pump having a plate-worked pump blade and a stotor having a cast-iron stator blade, and a ratio L1 /(r2 --r1) of a... | 02/23/1988 |
| 4624105 | Hydraulic torque converter A hydraulic torque converter having an impeller, a turbine and a stator form a torus which has a median section of radial size larger than its axial size. The impeller and the turbine are configured to satisfy the relationship of R.multidot.b=K. The stato... | 11/25/1986 |
| 4608823 | Spragless torque converter apparatus and method A torque converter apparatus having a sprag-type stator is improved by grinding the fluid directing vanes to have a substantially flat surface and by replacing the one-way rotating sprag with a non-rotating solid sprag billet.... | 09/02/1986 |
| 4362017 | Hydraulic torque converter A hydraulic torque converter with a toroidal space bounded by a pump member, a turbine member and a free-wheeling stator has an inlet channel for fresh transmission fluid (oil) which opens into the pump torus at a location spaced from the pump member, pre... | 12/07/1982 |
