Patents by Inventor Bernhard Karl
Bernhard Karl has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240084540Abstract: The invention relates to a construction machine for introducing a displacement tube into the ground, wherein the displacement tube comprises a tube base body and, at its lower end, a closure device which comprises at least one closure flap which is adjustable between a closed position, in which the displacement tube is closed downwards by the at least one closure flap, and an open position, in which filling material is discharged from the displacement tube into the ground for forming a filling material column, wherein the construction machine comprises a feed drive for introducing and retracting the displacement tube into and out of the ground, respectively.Type: ApplicationFiled: March 14, 2022Publication date: March 14, 2024Applicant: BAUER Spezialtiefbau GmbHInventors: Michael SEIFERT, Bernhard KARMANN, Heiko VOIGT, Herbert KARL
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Publication number: 20240073796Abstract: A circuit arrangement includes a preprocessing circuit configured to obtain context information related to a user location, a learning circuit configured to determine a predicted user movement based on context information related to a user location to obtain a predicted route and to determine predicted radio conditions along the predicted route, and a decision circuit configured to, based on the predicted radio conditions, identify one or more first areas expected to have a first type of radio conditions and one or more second areas expected to have a second type of radio conditions different from the first type of radio conditions and to control radio activity while traveling on the predicted route according to the one or more first areas and the one or more second areas.Type: ApplicationFiled: September 7, 2023Publication date: February 29, 2024Inventors: Shahrnaz AZIZI, Biljana BADIC, John BROWNE, Dave CAVALCANTI, Hyung-Nam CHOI, Thorsten CLEVORN, Ajay GUPTA, Maruti GUPTA HYDE, Ralph HASHOLZNER, Nageen HIMAYAT, Simon HUNT, Ingolf KARLS, Thomas KENNEY, Yiting LIAO, Christopher MACNAMARA, Marta MARTINEZ TARRADELL, Markus Dominik MUECK, Venkatesan NALLAMPATTI EKAMBARAM, Niall POWER, Bernhard RAAF, Reinhold SCHNEIDER, Ashish SINGH, Sarabjot SINGH, Srikathyayani SRIKANTESWARA, Shilpa TALWAR, Feng XUE, Zhibin YU, Robert ZAUS, Stefan FRANZ, Uwe KLIEMANN, Christian DREWES, Juergen KREUCHAUF
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Patent number: 11502637Abstract: Methods and apparatuses for determining a rotor temperature of a permanent magnet synchronous machine (PSM) of an electrically driven vehicle are described.Type: GrantFiled: September 29, 2020Date of Patent: November 15, 2022Assignee: Audi AGInventors: Bernhard Karl, Martin Adam, Sebastian Heber, Franz Honkomp
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Publication number: 20210389213Abstract: A method for monitoring at least one bearing of a motor vehicle which has the bearing and at least one electric machine, and can be operated by the electric machine supplying the electric machine with alternating electric current which is made available by power electronics, assigned to the electric machine, of the motor vehicle, as a result of which the electric machine is operated as an electric machine, by which the motor vehicle is operated, detecting the alternating current, made available by the power electronics, by at least one alternating current sensor; determining at least one torque which is made available by the electric machine in order to drive the motor vehicle, in accordance with the detected alternating current; and monitoring the bearing in accordance with the determined torque.Type: ApplicationFiled: December 19, 2019Publication date: December 16, 2021Applicant: Audi AGInventors: Bernhard KARL, Felix WINKELMEYR
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Patent number: 11125338Abstract: A ring for a floating ring seal having an active face. The active face has an inner zone with a surface and an outer zone with a surface. The outer zone surrounds the inner zone coaxially. Each of the two surfaces has a structure produced with a laser.Type: GrantFiled: May 10, 2018Date of Patent: September 21, 2021Assignee: AUDI AGInventors: Felix Winkelmeyr, Bernhard Karl, Peter Winkelmeyr
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Publication number: 20210099124Abstract: Methods and apparatuses for determining a rotor temperature of a permanent magnet synchronous machine (PSM) of an electrically driven vehicle are described.Type: ApplicationFiled: September 29, 2020Publication date: April 1, 2021Inventors: Bernhard KARL, Martin ADAM, Sebastian HEBER, Franz HONKOMP
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Publication number: 20210094422Abstract: A method and a device for checking the thermal state of an electric machine of a vehicle driven by at least two electric machines are described.Type: ApplicationFiled: September 29, 2020Publication date: April 1, 2021Inventors: Bernhard KARL, Martin ADAM, Sebastian HEBER, Franz HONKOMP
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Patent number: 10471948Abstract: A method for controlling the drivetrain for hybrid electric vehicles and a corresponding drive system.Type: GrantFiled: May 25, 2018Date of Patent: November 12, 2019Assignee: AUDI AGInventor: Bernhard Karl
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Patent number: 10293708Abstract: The present invention relates to a method for recuperation based braking of a vehicle in which electrical energy generated during a braking process is decreased by operating at least one second electric machine of the vehicle in a zero slip mode in order to prevent overcharging of a traction battery of the vehicle.Type: GrantFiled: April 19, 2017Date of Patent: May 21, 2019Assignee: Audi AGInventors: Bernhard Karl, Uwe Feldmann, Felix Winkelmeyr, René Daschner, Thomas Heckel
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Patent number: 10295414Abstract: A method for determining an actual temperature of a coil of an electric machine, includes detecting a voltage in a no-load state of the electric machine; detecting a current strength in an induced short circuit state of the electric machine; calculating an actual stator coil resistance as a function of the voltage detected during the no-load state and the current strength detected during the active short circuit” state; and calculating the actual temperature of the coil of the electric machine as a function of the actual stator coil resistance.Type: GrantFiled: November 4, 2015Date of Patent: May 21, 2019Assignee: Audi AGInventor: Bernhard Karl
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Publication number: 20190023258Abstract: A method for controlling the drivetrain for hybrid electric vehicles and a corresponding drive system.Type: ApplicationFiled: May 25, 2018Publication date: January 24, 2019Applicant: AUDI AGInventor: Bernhard KARL
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Publication number: 20180347705Abstract: A ring for a floating ring seal having an active face. The active face has an inner zone with a surface and an outer zone with a surface. The outer zone surrounds the inner zone coaxially. Each of the two surfaces has a structure produced with a laser.Type: ApplicationFiled: May 10, 2018Publication date: December 6, 2018Applicant: AUDI AGInventors: Felix WINKELMEYR, Bernhard KARL, Peter WINKELMEYR
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Publication number: 20170305299Abstract: The present invention relates to a method for recuperation based braking of a vehicle in which electrical energy generated during a braking process is decreased by operating at lest one second electric machine of the vehicle in a zero slip mode in order to prevent overcharging of a traction battery of the vehicle.Type: ApplicationFiled: April 19, 2017Publication date: October 26, 2017Applicant: AUDI AGInventors: BERNHARD KARL, UWE FELDMANN, FELIX WINKELMEYR, RENÉ DASCHNER, THOMAS HECKEL
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Publication number: 20160131534Abstract: A method for determining an actual temperature of a coil of an electric machine, includes detecting a voltage in a no-load state of the electric machine; detecting a current strength in an induced short circuit state of the electric machine; calculating an actual stator coil resistance as a function of the voltage detected during the no-load state and the current strength detected during the active short circuit” state; and calculating the actual temperature of the coil of the electric machine as a function of the actual stator coil resistance.Type: ApplicationFiled: November 4, 2015Publication date: May 12, 2016Applicant: AUDI AGInventor: Bernhard Karl
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Publication number: 20140342147Abstract: An exemplary hard, inflexible flooring material or wall covering material is disclosed, such as a tile, having a top surface and a bottom surface, wherein the bottom surface is provided with a solid, primer layer having about 60 wt % to 100 wt % of a hydrophobic material, and which layer is present in a thickness between 0.001 to 0.5 mm. A method is disclosed of adhering a tile which has been provided with such a solid, primer layer to a substrate, the method including: applying an adhesive to at least a portion of the substrate; impressing the bottom surface of the tile into the adhesive; and, allowing the adhesive to dry. Alternatively, the substrate can be provided with such primer layer, and an adhesive and tile can be applied on the substrate.Type: ApplicationFiled: July 30, 2014Publication date: November 20, 2014Applicant: SIKA TECHNOLOGY AGInventor: Bernhard Karl HILGENBRINK
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Patent number: 7651069Abstract: A valve comprises an electromagnetic actuator including a solenoid. The solenoid includes at least one core and an anchor plate. The solenoid further comprises at least one coil disposed within the core and connected to a set of power electronics to supply current to the coils. The actuator further comprises a plunger connected to the anchor plate and at least one spring configured to guide the plunger. The actuator also includes a pressure compensation system. The opening and closing of the valve is controlled by passing current through the coil.Type: GrantFiled: May 26, 2006Date of Patent: January 26, 2010Assignee: General Electric CompanyInventors: Herbert Kopecek, Michael Bernhard Schmitz, Paolo Battagli, Franco Graziani, Simone Pratesi, Bart Jan Olmi, Francesco Grillo, Rudolf Scheidl, Wolfgang Amrhein, Siegfried Silber, Thomas Feichtner, Bernhard Karl Steiner
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Publication number: 20070295926Abstract: A valve comprises an electromagnetic actuator including a solenoid. The solenoid includes at least one core and an anchor plate. The solenoid further comprises at least one coil disposed within the core and connected to a set of power electronics to supply current to the coils. The actuator further comprises a plunger connected to the anchor plate and at least one spring configured to guide the plunger. The actuator also includes a pressure compensation system. The opening and closing of the valve is controlled by passing current through the coil.Type: ApplicationFiled: May 26, 2006Publication date: December 27, 2007Inventors: HERBERT KOPECEK, Michael Bernhard Schmitz, Paolo Battagli, Franco Graziani, Simone Pratesi, Bart Jan Olmi, Francesco Grillo, Rudolf Scheidl, Wolfgang Amrhein, Siegfried Silber, Thomas Feichtner, Bernhard Karl Steiner