Patents Assigned to Voith Turbo GmbH & Co.
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Patent number: 7717008Abstract: The invention relates to a transmission module, especially a transmission module in countershaft design, having at least one input and one output which are connected with each other by way of at least one speed-torque converter device, with a reverse gear which is arranged between a countershaft and the transmission output, with a hydrodynamic retarder. The hydrodynamic retarder having at least one rotor blade wheel and a stator. The rotor blade wheel is connected via a high gear with the transmission output. The high gear is a component of the reverse gear.Type: GrantFiled: November 7, 2006Date of Patent: May 18, 2010Assignee: Voith Turbo GmbH & Co. KG.Inventor: Werner Adams
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Patent number: 7719156Abstract: The invention relates to a stator module for a synchronous machine with transversal flux guidance, in particular a transversal flux machine having at least one phase, having a stator unit that is provided for the single phase and bearing an armature winding and that, in the assembled position, is provided for a rotor with the formation of an air gap, which is arranged in the radial direction in relation to the axis of rotation of the rotor of the synchronous machine. Said stator unit comprises two rows of teeth that are arranged in succession in the circumferential direction, the rows being connected together by means of a yoke unit for conduction of the magnetic flux. The invention is characterized by the following features: the yoke has an annular design; the yoke unit comprises magnetic lamination sheets stacked in succession in the circumferential direction.Type: GrantFiled: February 9, 2005Date of Patent: May 18, 2010Assignee: Voith Turbo GmbH & Co.Inventors: Uwe Mühlberger, Andreas Lange, Rolf Hoffmann
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Patent number: 7707910Abstract: A gearbox module having a gearbox input and at least one gearbox output; having a starting element coupled to the gearbox input, having an input and an output that can be coupled at least indirectly to the gearbox output; having a gear-shifting device, having at least two inputs and one output, which can be connected to the gearbox output; a first input of the gear-shifting device is connected to the output of the starting element and a second input is connected to the input of the starting element; each input of the gear-shifting device is selectively connected by means of a synchronously shiftable coupling, thereby producing a first power branch and a second power branch.Type: GrantFiled: September 2, 2004Date of Patent: May 4, 2010Assignee: Voith Turbo GmbH & Co. KGInventor: Werner Klement
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Publication number: 20100101228Abstract: The invention is characterised in that the expander is integrated into the secondary side of the transmission by means of one or more of the following features: the expander has a housing which substantially completely surrounds the expander; the expander is equipped with a drive shaft which projects out of the housing and has a coupling element that is fixed to the drive shaft and that produces a drive connection.Type: ApplicationFiled: January 31, 2008Publication date: April 29, 2010Applicants: Voith Turbo GmbH & Co. KG, Voith Patent GmbHInventors: Stephan Bartosch, Jurgen Berger
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Patent number: 7694789Abstract: The invention relates to a starting unit comprising: an input, which can be coupled to a drive, and an output that can be coupled to a driven part; a starting element provided in the form of a hydrodynamic component, comprising at least one primary turbine wheel and one secondary turbine wheel that, together, form a working chamber which can be filled with operating material; an engaging and disengaging clutch comprising at least two clutch elements that can be brought into frictionally engaged active contact with one another in a direct or indirect manner via additional intermediate elements, the first clutch element being at least indirectly connected to the input in a rotationally fixed manner and the second clutch element being at least indirectly connected to the output in a rotational fixed manner; an adjusting device assigned thereto, and; a stationary or rotating housing that surrounds at least one of the turbine wheels while forming an adjoining chamber.Type: GrantFiled: November 10, 2004Date of Patent: April 13, 2010Assignee: Voith Turbo GmbH & Co. KGInventor: Achim Menne
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Patent number: 7694519Abstract: A turbo-compound system having a crankshaft driven by an internal combustion engine; having an exhaust gas turbine arranged in the flow of exhaust gas of the internal combustion engine; having a hydrodynamic coupling, having a primary impeller and a secondary impeller, together forming a working chamber which may be filled or is filled with a working medium, which is arranged in a driven connection between the crankshaft and the exhaust gas turbine in such a way that, when the working chamber of the hydrodynamic coupling is filled, for the exhaust gas turbine driven by the exhaust-gas flow, drive power is transmitted from the exhaust gas turbine to the crankshaft.Type: GrantFiled: January 14, 2005Date of Patent: April 13, 2010Assignee: Voith Turbo GmbH & Co. KGInventors: Markus Kley, Kai Kamossa, Kurt Adleff
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Patent number: 7684947Abstract: A method for matching an actual characteristic curve or diagram that characterizes the operating mode of a hydrodynamic component to a set characteristic curve or diagram is provided. The method includes a set characteristic curve or diagram of the hydrodynamic component is stored in a writable/readable memory storage unit a set manipulated variable being assigned to each operating point; the current actual characteristic curve is determined from the operating parameters that characterize the individual operating states and, for each operating point, is compared with the given set characteristic curve or diagram, a correction of the set manipulated variable being carried out for the respective operating point in the event of a deviation beyond a preset range of tolerances; and, in the event a deviation does not occur, the current set value is set as the new set value and read into the memory storage unit as a set manipulated variable.Type: GrantFiled: September 30, 2005Date of Patent: March 23, 2010Assignee: Voith Turbo GmbH & Co. KGInventors: Dieter Laukemann, Markus Kley, Martin Becke
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Patent number: 7681391Abstract: The invention relates to a hydrodynamic coupling comprising an impeller (1), which propels a drive machine and a turbine wheel (2), which propels a drive machine. The turbine wheel and its rotationally fixed coupling shell (4) form a coupling housing (5). A centrifugal force valve (6) comprising a valve body (6.1) that is actuated using centrifugal force, is located in the outer peripheral region of the coupling housing, said valve being mounted in an outlet (7) for working medium from the working chamber, in such a way that the valve body essentially or completely seals the outlet when the centrifugal force valve is closed and releases said outlet when the valve is open, allowing the working medium to flow out. The valve body of the centrifugal force valve is supplied with working medium exclusively on its radial inner face and its radial outer face is subjected exclusively to the action of an elastic, mechanical pressure element (6.2), which acts in the closing direction of the centrifugal force valve.Type: GrantFiled: December 12, 2005Date of Patent: March 23, 2010Assignee: Voith Turbo GmbH & Co. KGInventors: Markus Kley, Reinhold Pittius, Kurt Adleff
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Patent number: 7673453Abstract: A hydrodynamic coupling that has a primary impeller and a secondary impeller. A drive shaft drives the primary impeller. The drive shaft has a first end, a second end, a central axis, and a prespecified segment between the first and second ends. There is at least one supply channel for introducing a working medium to the toroidal working chamber. The at least one supply channel is formed in the drive shaft at the central axis along the prespecified segment. The plurality of evacuation channels evacuates the working medium from the toroidal working chamber, and the plurality of evacuation channels is formed in the drive shaft radially about the at least one supply channel. The plurality of evacuation channels is formed from the first end up to at least the second end with the first end being located a predetermined distance from the toroidal working chamber.Type: GrantFiled: December 9, 2004Date of Patent: March 9, 2010Assignee: Voith Turbo GmbH & Co. KGInventor: Markus Kley
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Patent number: 7665588Abstract: The invention relates to a starting unit (1, 1.2, 1.3, 1.4, 1.5, 1.6) comprising a starting element in the form of a hydrodynamic component (5, 5.2, 5.3, 5.4, 5.5, 5.6) and a housing (17, 18) that is coupled with the primary impeller (6) in a static or rotationally fixed manner and that encloses at least one impeller (7, 8) in the axial direction, thereby defining at least one working fluid guide channel or compartment (19). The invention is characterized in that the unit is provided with means (2) for influencing the transmission behavior of the hydrodynamic component (5). Said means comprise pressure medium-actuated integrated mechanical components (3) that have an at least indirect effect on the working cycle ensuing in the working compartment (8, 8.2, 8.3, 8.4, 8.5, 8.6).Type: GrantFiled: November 10, 2004Date of Patent: February 23, 2010Assignee: Voith Turbo GmbH & Co. KGInventor: Achim Menne
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Patent number: 7647851Abstract: The invention relates to a propulsion power transmission device having a first interface (1) and a second interface (2). According to the invention, a hydrodynamic clutch is mounted in the driving connection between the first interface and the second interface and a first gear train (4) and a second gear train (5) are mounted parallel to each other in the driving connection, in series with the hydrodynamic clutch, the second gear train (5) causing a reversal in the direction of rotation in relation to the first gear train (4) at one of the two interfaces (1, 2). The propulsion power transmission device of the invention is characterized by the following features: the hydrodynamic clutch has two separate working chambers (3.1, 3.2), which can be independently filled with and drained of a working medium in order to transfer torque from one bladed primary wheel (3.3, 3.4) to at least one bladed secondary wheel (3.Type: GrantFiled: November 27, 2004Date of Patent: January 19, 2010Assignee: Voith Turbo GmbH & Co. KGInventor: Kurt Adleff
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Publication number: 20090301074Abstract: The invention relates to a hydrodynamic assembly with a hydrodynamic retarder comprising a rotor and a stator; with a hydrodynamic clutch, comprising a primary wheel and a secondary wheel; the rotor and the stator of the retarder as well as the primary wheel and the secondary wheel of the clutch respectively form with each other a torus-shaped working chamber; the rotor of the retarder and the secondary wheel of the clutch are joined to each other in torsion-proof manner, in axial direction in series in a back to back arrangement; the primary wheel has a drive connection to a first input shaft; the rotor and the secondary wheel have a drive connection to a second input shaft; The inventive hydrodynamic assembly is characterized in that the rotor and the secondary wheel can be moved jointly in axial direction between a first position, in which the secondary wheel is opposite the primary wheel at a minimum axial distance and the rotor is opposite the stator at a maximum axial distance, and a second poType: ApplicationFiled: March 19, 2007Publication date: December 10, 2009Applicant: Voith Turbo GmbH & Co. KGInventor: Markus Kley
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Publication number: 20090277167Abstract: The invention relates to a method for regulating the maximum speed of a working machine (12), in particular an air compressor in a vehicle. Said working machine is driven by means of a motor (10), using a hydrodynamic coupling (11), which comprises a working chamber (3) that is partially or fully filled with a working medium for transmitting a torque from a drive side (11.1) equipped with an impeller (1) to a driven side (11.2) equipped with a turbine wheel (2).Type: ApplicationFiled: December 8, 2005Publication date: November 12, 2009Applicant: VOITH TURBO GMBH & CO. KGInventors: Markus Kley, Kurt Adleff, Reinhold Pittius
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Publication number: 20090255252Abstract: The invention relates to a hydrodynamic coupling, especially for a turbocompound system, comprising: a pump wheel; a turbine wheel which forms in combination with a pump wheel a working chamber which can be filled with a working medium. The hydrodynamic coupling in accordance with the invention is characterized in that a mechanical locking device is provided for connecting the pump wheel and the turbine wheel in a torsionally rigid manner, which locking device is in connection with a section of the coupling guiding a working medium such that it closes under a predetermined degree of filling of the working chamber.Type: ApplicationFiled: June 15, 2005Publication date: October 15, 2009Applicant: VOITH TURBO GMBH & CO. KGInventor: Kurt Adleff
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Publication number: 20090256452Abstract: The invention relates to a power generating unit, comprising an electric generator with a rotor; at least one hydrostatic motor for the powering of the electric generator, wherein at least one of the hydrostatic motors is constructed as an internal gear motor; the rotor of the electric generator surrounds the internal gear motor concentrically, wherein the rotor combs a pinion via an internal gearing, said pinion being driven at least indirectly by the internal gear motor; a starting device is allocated to the internal gear motor.Type: ApplicationFiled: August 3, 2007Publication date: October 15, 2009Applicant: VOITH TURBO GMBH & CO. KGInventors: Jürgen Berger, Christoph Kirschinger, Stephan Bartosch
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Patent number: 7584608Abstract: A hydrodynamic clutch having a pump and turbine and a case wherein a collection bath is provided underneath the case for the collection of work medium being discharged from the case vent openings and in which the case is immersed. There is in the collection bath at least one drainage opening with a drainage flange which is positioned above the floor of the collection bath with a predetermined clearance distance from the bottom. The case is immersed so far in the collection bath that it reaches into an area underneath the drainage flange.Type: GrantFiled: November 18, 2005Date of Patent: September 8, 2009Assignee: Voith Turbo GmbH & Co. KGInventors: Reinhold Pittius, Markus Kley
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Patent number: 7559813Abstract: The invention relates to a pod ship propulsion System comprising a housing (3) connected to a ship hüll (2), an electric drive motor (8) mounted inside the housing at least one propeller (4) disposed outside the housing, wherein said electric drive motor is connected to the propeller by means a hydrodynamic gear (10).Type: GrantFiled: August 20, 2005Date of Patent: July 14, 2009Assignee: Voith Turbo GmbH & Co. KGInventor: Andreas Basteck
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Patent number: 7560840Abstract: A rotor arrangement for a unilateral transverse flux machine with flux concentration which is in interaction via an air gap with a coaxially arranged stator arrangement with stator poles and interposed annular winding. The rotor includes rotor pole shoes in the circumferential direction with interposed permanent magnets with changing poling. A rotor pole unit with rotor pole shoes is provided for each stator pole unit of the stator pole arrangement, with adjacent rotor pole shoes of one phase being connected with one keeper each.Type: GrantFiled: February 19, 2008Date of Patent: July 14, 2009Assignee: Voith Turbo GmbH & Co. KGInventors: Andreas Lange, Uwe Mühlberger, Rolf Hoffmann, Joana Verde
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Patent number: 7526916Abstract: A drive train having a hydrodynamic machine and a cooling medium circuit with a liquid or gaseous cooling medium. The hydrodynamic machine has at least one primary impeller, a secondary impeller, at least one control valve, and a control unit. The control unit actuates the at least one control valve in order to control the flow of the working medium into or out of the hydrodynamic machine. The secondary impeller and the at least one primary impeller form a working chamber that can be filled with a working medium. The cooling medium circuit is configured to cool the working medium and the control unit.Type: GrantFiled: August 4, 2006Date of Patent: May 5, 2009Assignee: Voith Turbo GmbH & Co. KGInventors: Roland Scherer, Markus Bischoff
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Patent number: 7509806Abstract: The invention relates to a method for optimizing engine braking in a drive unit, particularly used for motor vehicles, comprising an internal combustion engine consisting of a crankshaft, and an exhaust gas turbine which is connected to a crankshaft via a transfer device. A hydrodynamic coupling is arranged in the transfer device.Type: GrantFiled: October 20, 2004Date of Patent: March 31, 2009Assignee: Voith Turbo GmbH & Co. KGInventors: Klaus Vogelsang, Kurt Adleff, Reinhold Pittius