| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 060364000 | Impeller or turbine integral with unit housing | 18 |
| 20090056323 | Method for forming a rim on a torque converter - A ring portion of a torque converter shell having a first segment at a distal end of the ring portion, a second segment at a second end of the ring portion adjacent an annular portion of the shell, and a ribbed portion located axially between the first segment and the second segment, and extending in a radial direction beyond the first and second segments. | 03-05-2009 |
| 20090241533 | TORQUE CONVERTER BLADE - A blade for a torque converter including a body having an outer edge, at least two shell tabs integral to the outer edge and extending therefrom and at least one flexible sealing flange adjacent to at least one of the at least two shell tabs, the at least one flexible sealing flange is integral to the outer edge and extending therefrom, wherein the outer edge is arranged to conform to an inner surface of a shell in a torque converter, the shell having at least two slots arranged therethrough, the at least one flexible sealing flange is arranged to conform to the inner surface of the shell to provide a fluid seal, the at least two shell tabs are disposed through the at least two slots and at least one of the at least two shell tabs is arranged to engage an outer surface of the shell. | 10-01-2009 |
| 20100077743 | FLUID COUPLING AND STARTING DEVICE - A fluid coupling including a pump impeller rotatable about a rotation axis and having several pump blades, and a turbine runner disposed downstream of the pump impeller and including several turbine blades arranged about the rotation axis. When the pump impeller rotates, a fluid circulates between the pump impeller and the turbine runner such that the turbine runner rotates about the rotation axis. Each of the turbine blades includes an intermediate part, an outer part and an inner part, and in at least one of the turbine blades, the outer part is formed so as to be positioned on the downstream side of the intermediate part in the rotation direction. | 04-01-2010 |
| 20100083648 | Hydrodynamic Clutch Arrangement - A hydrodynamic torque converter, having a housing arrangement is filled with fluid and an impeller with a plurality of impeller vanes successively arranged in circumferential direction around an axis of rotation, a turbine in a housing interior, the turbine has a plurality of turbine vanes successively arranged in circumferential direction around the axis of rotation, and a stator with stator vanes successively arranged in circumferential direction around the axis of rotation. The impeller, the turbine and the stator form a fluid circulation torus with a torus diameter Td considered radially with respect to the axis of rotation, an outer radius Ra with respect to the axis of rotation, and a torus width considered in direction of the axis of rotation. | 04-08-2010 |
| 20100089046 | LOCKUP DEVICE AND FLUID TORQUE TRANSMISSION DEVICE EQUIPPED WITH SAME - A lockup device ( | 04-15-2010 |
| 20110131965 | DRIVE TRAIN COMPRISING A HYDRODYNAMIC TORQUE CONVERTER, AND HYDRODYNAMIC TORQUE CONVERTER - A drive train, including a hydrodynamic torque converter with a housing arranged to be rotationally driven by a drive unit for a motor vehicle and an output part. The drive train includes an input shaft for a transmission. The output part is non-rotatably connected to the input shaft. An internal circumference of the transmission input shaft is supported by the housing. | 06-09-2011 |
| 20110154813 | TORQUE CONVERTER PUMP HUB WITH PROFILED ASSEMBLY SURFACE - A torque converter including a cover, a turbine pump in fluid contact with the turbine, and a pump shell connected to the cover. The torque converter includes a pump hub connected to the pump shell such that the pump shell and the pump hub are fixed with respect to rotation. The pump hub also includes a portion with a distal end having a plurality of indentations and a plurality of sloped surfaces in contact with the plurality of indentations. The plurality of sloped surfaces is arranged to receive a plurality of protrusions for a transmission pump gear and to urge the pump hub or the pump gear into rotational motion to urge the plurality of protrusions into mating engagement with the plurality of indentations. | 06-30-2011 |
| 20120073279 | RIVET FOR USE WITH ANGLED FIXTURE AND METHOD THEREOF - A method of connecting plates in a torque converter including: forming a head of a rivet with an end surface that is curved or forms multiple planes; forming a portion of an interior surface of the cover to protrude or indent with respect to a surrounding portion of the interior surface; disposing the body of the rivet in respective holes in respective portions of the plates; and displacing the plates such that the end surface of the rivet head contacts the portion of the interior surface, the respective portions of the first and second plates are at an acute angle with respect to the surrounding portion of the interior surface, and a longitudinal axis of the rivet is at an acute angle with respect to a line orthogonal to the surrounding portion of the interior surface. | 03-29-2012 |
| 20120151908 | TORQUE CONVERTER ASSEMBLY CENTERING FEATURES - An assembly for centering components with respect to an axis of rotation of a torque converter during installation of the torque converter on a transmission input shaft, the assembly including a cover for receiving a torsional input, a piston housed within the cover, a damper housed within the cover, the damper including a damper cover plate and a damper flange, wherein the piston, the damper cover plate, or the damper flange includes an extension, wherein the extension is operatively arranged for providing a centering function of the piston, the damper cover plate, or the damper flange by limiting a maximum radial distance a second axis of the piston, the damper cover plate, or the damper flange can become misaligned from the axis of rotation of the torque converter. | 06-21-2012 |
| 20130160438 | EXTENDED TURBINE BLADE - A torque converter, including: an impeller and a turbine with: a shell; and at least one blade including: a blade body with a first edge connected to the shell; and a portion extending from the blade body. The torque converter includes a stator including: a stator body, and at least one stator blade axially disposed between the impeller and the turbine and connected to the stator body. A circumferential space is formed between the turbine shell and the stator body. At least a portion of the circumferential space is radially aligned with the portion of the at least one blade. | 06-27-2013 |
| 20130255242 | IMPELLER WITH ASSOCIATED WEAR MEMBER - An impeller for a torque converter includes a rotating housing portion, a blade portion configured to create fluid flow for pumping fluid to a turbine of the torque converter, and an impeller hub portion configured to couple the impeller to the torque converter and rotate about an output shaft of the torque converter. The impeller hub portion defines an inner surface having an annular recess, and at least one inlet passage and at least one outlet passage to provide flow paths for fluid entering and exiting the impeller. The torque converter further includes a wear member at least partially received in the annular recess, the annular wear member being formed from a ferrous material. The rotating housing portion, the blade portion, and the impeller hub portion are integrally formed as a single piece casting. | 10-03-2013 |
| 20130283774 | SEAL ASSEMBLY FOR TORQUE CONVERTER - A seal assembly includes a seal carrier configured to be coupled to and rotate with a shaft. The seal carrier defines at least three annular recesses configured to receive annular seals. The seal assembly further includes at least three annular seals configured to provide a seal between the seal carrier and a non-rotating housing defining an inner surface having a circular cross-section. One of the at least three seals is received in each of the at least three annular recesses, and one of the at least three seals has a smaller cross-sectional area than a cross-sectional area of at least one of the other seals. | 10-31-2013 |
| 20140298786 | TORQUE CONVERTER BEARING CENTERING PLATE - A torque converter having a housing with an impeller wall section, and pump vanes brazed to the impeller wall section. The housing is connected to an output of an engine for rotation about a longitudinal axis. A turbine having turbine vanes that are connected to a hub is located about the longitudinal axis within the housing and is connected to an input shaft of a transmission. A stator is located between the pump vanes and the turbine vanes. In order to allow for a thinner housing wall, particularly an area of the impeller wall section, an annular retainer plate is brazed to the impeller wall section about the longitudinal axis and forms a reinforcement. A rolling bearing is located between the retainer plate and the stator, and is used in supporting the housing. An assembly method is also provided. | 10-09-2014 |
| 20150107235 | IMPELLER SHELL WITH GROOVES FOR INCREASED FLOW AREA - An impeller for a motor vehicle torque converter is provided. The impeller includes an impeller shell including blade supporting portions and fluid flow receiving portions between the blade supporting portions, the blade supporting portions being thicker than the fluid flow receiving portions; and a plurality of impeller blades, each of the impeller blades being connected to one of the blade supporting portions at an inner surface of the impeller shell. A method for forming an impeller of a torque converter is also provided. | 04-23-2015 |
| 20150323052 | CENTERING POSTS FOR POSITIONING A HUB - A cover hub assembly for a torque converter comprising: an axis of rotation; a cover including: an outer surface; an inner surface; and, at least two extruded pins protruding from inner surface and symmetrical about the axis of rotation; and, a cover hub including: a cylindrical wall having: a thickness; an inner cylindrical surface, symmetrical about the axis of rotation, forming an opening; and, an outer cylindrical surface symmetrical about the axis of rotation; a cover mounting portion including at least two mating holes for receiving said extruded pins; and, at least one flow groove extending from the outer cylindrical surface to the inner cylindrical surface. | 11-12-2015 |
| 20160131237 | TURBINE SHELL INCLUDING RECESSES FOR RECIEVING TURBINE BLADE TABS - A turbine for a torque converter is provided. The turbine includes a turbine blade including a first turbine blade tab and a turbine shell including an inner surface for supporting the turbine blades and an outer surface opposite the inner surface. The turbine shell includes a first slot passing through the turbine shell from the inner surface to the outer surface and a first recess extending from the outer surface toward the inner surface adjacent to the first slot. The first turbine blade tab connects the turbine blade to the turbine shell by passing through the first slot and being bent into the first recess. A method of forming a turbine for a torque converter is also provided. | 05-12-2016 |
| 060365000 | Fluid deflecting means | 1 |
| 20120198828 | HYDRODYNAMIC TORQUE CONVERTER - The invention relates to a hydrodynamic torque converter comprising an impeller ( | 08-09-2012 |
| 060366000 | Toroidal impeller and turbine | 1 |
| 20090113886 | HYDRODYNAMIC MACHINE - The present invention relates to a hydrodynamic machine, especially a hydrodynamic retarder, including a bladed primary wheel and a bladed secondary wheel which are arranged opposite of each other axially with respect to their blade configurations such that they jointly form a working chamber. The working chamber can be filled with a working medium for one operating state in order to transmit torque from the primary wheel to the secondary wheel by means of a circulatory flow of the working medium. The working chamber can be emptied of the working medium for a non-operating state in order to prevent a transmission of torque from the primary wheel to the secondary wheel. A suction apparatus is connected with a fluidic connection to the working chamber in order to suck off working medium and/or air from the working chamber for forming a negative pressure in the working chamber in the non-operating state. | 05-07-2009 |
