Patents by Inventor Christian Stiebinger
Christian Stiebinger 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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Patent number: 11794843Abstract: A method of operating a vehicle is provided. The vehicle includes: an engine; a throttle operator moveable by a driver; a throttle valve regulating airflow to the engine; a continuously variable transmission (CVT) operatively connected to the engine; at least one ground engaging member including at least one of: a wheel and a track; a piston operatively connected to a driving pulley of the CVT for applying a piston force to the driving pulley when actuated and thereby changing an effective diameter of the driving pulley; and a control unit for controlling actuation of the piston and the piston force. The method includes: determining a driven pulley speed of a driven pulley of the CVT; detecting an uphill stand condition indicative of the vehicle being stopped on an uphill; responsive to the detection of the uphill stand condition, controlling the piston force based on the driven pulley speed.Type: GrantFiled: February 4, 2022Date of Patent: October 24, 2023Assignee: BRP-ROTAX GMBH & CO. KGInventors: Guenther Roland, Christian Stiebinger
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Publication number: 20230243292Abstract: A turbocharger for an internal combustion engine has: a turbine comprising a turbine wheel, the turbine wheel having a plurality of turbine blades, the turbine wheel rotating about a turbine axis; and a compressor having a compressor wheel, the compressor wheel being operatively connected to and driven by the turbine wheel, the compressor wheel rotating about a compressor axis, the compressor wheel comprising a plurality of compressor blades, the compressor wheel defining a plurality of passages, each passage of the plurality of passages having a front end opened in a front of the compressor wheel and a rear end opened in a rear of the compressor wheel.Type: ApplicationFiled: January 31, 2023Publication date: August 3, 2023Inventors: Johannes WURM, Christian STIEBINGER, Markus WOLFSGRUBER
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Patent number: 11499497Abstract: An engine assembly for a vehicle includes an engine and a turbocharger operatively connected thereto. A controller is configured to, based on at least one performance parameter associated with the vehicle, execute a pre-acceleration control sequence including: delaying ignition within the engine's cylinders to increase a temperature of exhaust gas discharged to the turbocharger and reduce a torque of the engine; deactivating at least one cylinder in a predetermined pattern to reduce the torque of the engine; actuating a throttle valve to increase air flow to the engine to (i) increase the torque of the engine, and (ii) increase a volume of exhaust gas discharged to the turbocharger; and increasing a volume of fuel injected by the fuel injectors into the cylinders so as to increase the torque of the engine thereby compensating at least in part reduction of the torque of the engine.Type: GrantFiled: February 1, 2021Date of Patent: November 15, 2022Assignee: BRP-ROTAX GMBH & CO. KGInventors: Christian Stiebinger, Christian Sulek, Tomas Andor
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Publication number: 20220153378Abstract: A method of operating a vehicle is provided. The vehicle includes: an engine; a throttle operator moveable by a driver; a throttle valve regulating airflow to the engine; a continuously variable transmission (CVT) operatively connected to the engine; at least one ground engaging member including at least one of: a wheel and a track; a piston operatively connected to a driving pulley of the CVT for applying a piston force to the driving pulley when actuated and thereby changing an effective diameter of the driving pulley; and a control unit for controlling actuation of the piston and the piston force. The method includes: determining a driven pulley speed of a driven pulley of the CVT; detecting an uphill stand condition indicative of the vehicle being stopped on an uphill; responsive to the detection of the uphill stand condition, controlling the piston force based on the driven pulley speed.Type: ApplicationFiled: February 4, 2022Publication date: May 19, 2022Inventors: Guenther ROLAND, Christian STIEBINGER
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Patent number: 11261963Abstract: A method of operating a vehicle having an engine, a throttle valve and a throttle operator. A continuously variable transmission operatively connected to the engine has a driving pulley, a driven pulley, and a belt operatively connecting the driving and driven pulleys. A ground engaging member is operatively connected to the driven pulley. A piston is operatively connected to the driving pulley for applying a piston force thereto and thereby changing an effective diameter of the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes detecting a stall condition indicative of the vehicle being stalled, and, responsive to the detection, setting the piston force to be zero.Type: GrantFiled: June 2, 2020Date of Patent: March 1, 2022Assignee: BRP-ROTAX GMBH & CO. KGInventors: Guenther Roland, Christian Stiebinger
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Patent number: 10975812Abstract: A system for manufacturing a family of intake manifolds includes first and second intake molds. One of the first and second intake molds includes an outlet insert. A first intake manifold includes: a plenum chamber, a plenum chamber air inlet; a first number of intake runner passages; and the first number of outlets. Each of the outlets is fluidly connected to a corresponding one of the first number of intake runner passages. The second intake manifold includes: the plenum chamber; the plenum chamber air inlet; the first number of intake runner passages; and a second number of outlets. Each of the second number of outlets is fluidly connected to a corresponding one of the first number of intake runner passages. At least one of the first number of intake runner passages is not fluidly connected to any one of the second number of outlets of the second intake manifold.Type: GrantFiled: December 7, 2018Date of Patent: April 13, 2021Assignee: BRP-ROTAX GMBH & CO. KGInventors: Martin Schallauer, Christian Stiebinger, Hermann Neubacher, Michael Sauer
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Publication number: 20200292073Abstract: A method of operating a vehicle having an engine, a throttle valve and a throttle operator. A continuously variable transmission operatively connected to the engine has a driving pulley, a driven pulley, and a belt operatively connecting the driving and driven pulleys. A ground engaging member is operatively connected to the driven pulley. A piston is operatively connected to the driving pulley for applying a piston force thereto and thereby changing an effective diameter of the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes detecting a stall condition indicative of the vehicle being stalled, and, responsive to the detection, setting the piston force to be zero.Type: ApplicationFiled: June 2, 2020Publication date: September 17, 2020Inventors: Guenther ROLAND, Christian STIEBINGER
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Patent number: 10711889Abstract: A method of operating a vehicle having an engine, a throttle valve and a throttle operator. A continuously variable transmission operatively connected to the engine has a driving pulley, a driven pulley, and a belt operatively connecting therebetween. A ground engaging member is operatively connected to the driven pulley. A piston is operatively connected to the driving pulley for applying a piston force thereto and thereby changing an effective diameter of the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes determining at least one of the throttle operator and throttle valve position, detecting a parking/drive away condition indicative of one of a parking operation and a drive-away operation of the vehicle, and, responsive to the detection, actuating the piston and controlling the piston force based on the at least one of the throttle operator position and the throttle valve position.Type: GrantFiled: March 6, 2018Date of Patent: July 14, 2020Assignee: BRP-ROTAX GMBH & CO. KGInventors: Guenther Roland, Christian Stiebinger
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Patent number: 10670144Abstract: A method of operating a vehicle having an engine, a throttle valve and a throttle operator. A continuously variable transmission is operatively connected to the engine and has a driving pulley, a driven pulley, and a belt operatively connecting therebetween. At least one ground engaging member is operatively connected to the driven pulley and includes at least one of a wheel and a track. A piston is operatively connected to the driving pulley for applying a piston force to the driving pulley when actuated and thereby changing an effective diameter of the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes determining an engine speed, and controlling the piston force based on the engine speed.Type: GrantFiled: March 6, 2018Date of Patent: June 2, 2020Assignee: BRP-ROTAX GMBH & CO. KGInventors: Guenther Roland, Christian Stiebinger
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Publication number: 20190107086Abstract: A system for manufacturing a family of intake manifolds includes first and second intake molds. One of the first and second intake molds includes an outlet insert. A first intake manifold includes: a plenum chamber, a plenum chamber air inlet; a first number of intake runner passages; and the first number of outlets. Each of the outlets is fluidly connected to a corresponding one of the first number of intake runner passages. The second intake manifold includes: the plenum chamber; the plenum chamber air inlet; the first number of intake runner passages; and a second number of outlets. Each of the second number of outlets is fluidly connected to a corresponding one of the first number of intake runner passages. At least one of the first number of intake runner passages is not fluidly connected to any one of the second number of outlets of the second intake manifold.Type: ApplicationFiled: December 7, 2018Publication date: April 11, 2019Inventors: Martin SCHALLAUER, Christian STIEBINGER, Hermann NEUBACHER, Michael SAUER
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Patent number: 10208721Abstract: A family of manifolds for a family of engines. A first and second engine respectively have a first and second number of cylinders. The second number is at least one and smaller than the first number. Each manifold has a plenum chamber and an inlet. The first and second manifolds respectively have the first and second number of outlets, each connected to one of a first number of runner passages. The first manifold is manufactured by inserting an outlet insert for forming at least one of the first number of outlets into a first or second mold, forming a first portion thereof using the first mold, forming a second portion thereof using the second mold, and connecting the portions. The second manifold is manufactured by forming a first portion thereof using the first mold, forming a second portion thereof using the second mold, and connecting the portions.Type: GrantFiled: March 15, 2017Date of Patent: February 19, 2019Assignee: BRP-ROTAX GMBH & CO. KGInventors: Martin Schallauer, Christian Stiebinger, Hermann Neubacher, Michael Sauer
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Publication number: 20180266372Abstract: A family of manifolds for a family of engines. A first and second engine respectively have a first and second number of cylinders. The second number is at least one and smaller than the first number. Each manifold has a plenum chamber and an inlet. The first and second manifolds respectively have the first and second number of outlets, each connected to one of a first number of runner passages. The first manifold is manufactured by inserting an outlet insert for forming at least one of the first number of outlets into a first or second mold, forming a first portion thereof using the first mold, forming a second portion thereof using the second mold, and connecting the portions. The second manifold is manufactured by forming a first portion thereof using the first mold, forming a second portion thereof using the second mold, and connecting the portions.Type: ApplicationFiled: March 15, 2017Publication date: September 20, 2018Inventors: Martin SCHALLAUER, Christian STIEBINGER, Hermann NEUBACHER, Michael SAUER
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Publication number: 20180195607Abstract: A method of operating a vehicle having an engine, a throttle valve and a throttle operator. A continuously variable transmission is operatively connected to the engine and has a driving pulley, a driven pulley, and a belt operatively connecting therebetween. At least one ground engaging member is operatively connected to the driven pulley and includes at least one of a wheel and a track. A piston is operatively connected to the driving pulley for applying a piston force to the driving pulley when actuated and thereby changing an effective diameter of the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes determining an engine speed, and controlling the piston force based on the engine speed.Type: ApplicationFiled: March 6, 2018Publication date: July 12, 2018Inventors: Guenther ROLAND, Christian STIEBINGER
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Publication number: 20180195606Abstract: A method of operating a vehicle having an engine, a throttle valve and a throttle operator. A continuously variable transmission operatively connected to the engine has a driving pulley, a driven pulley, and a belt operatively connecting therebetween. A ground engaging member is operatively connected to the driven pulley. A piston is operatively connected to the driving pulley for applying a piston force thereto and thereby changing an effective diameter of the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes determining at least one of the throttle operator and throttle valve position, detecting a parking/drive away condition indicative of one of a parking operation and a drive-away operation of the vehicle, and, responsive to the detection, actuating the piston and controlling the piston force based on the at least one of the throttle operator position and the throttle valve position.Type: ApplicationFiled: March 6, 2018Publication date: July 12, 2018Inventors: Guenther Roland, Christian Stiebinger
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Patent number: 9945479Abstract: A method of operating a vehicle at different altitudes. The vehicle has an engine, a throttle valve and a throttle operator. A continuously variable transmission has a driving pulley connected to the engine, a driven pulley, and a belt operatively connecting therebetween. A ground engaging member is operatively connected to the driven pulley. A piston is connected to the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes determining an altitude and/or an atmospheric pressure, a driven pulley speed, and at least one of the throttle operator position and the throttle valve position. The piston is selectively actuated based on the altitude and/or the atmospheric pressure. The piston force is controlled based on the driven pulley speed, and at least one of: the throttle operator position and the throttle valve position. Vehicles and other methods of operation thereof are also disclosed.Type: GrantFiled: February 2, 2015Date of Patent: April 17, 2018Assignee: BRP-ROTAX GMBH & CO. KGInventors: Guenther Roland, Christian Stiebinger
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Publication number: 20160356379Abstract: A method of operating a vehicle at different altitudes. The vehicle has an engine, a throttle valve and a throttle operator. A continuously variable transmission has a driving pulley connected to the engine, a driven pulley, and a belt operatively connecting therebetween. A ground engaging member is operatively connected to the driven pulley. A piston is connected to the driving pulley. A control unit controls actuation of the piston and the piston force. The method includes determining an altitude and/or an atmospheric pressure, a driven pulley speed, and at least one of the throttle operator position and the throttle valve position. The piston is selectively actuated based on the altitude and/or the atmospheric pressure. The piston force is controlled based on the driven pulley speed, and at least one of: the throttle operator position and the throttle valve position. Vehicles and other methods of operation thereof are also disclosed.Type: ApplicationFiled: February 2, 2015Publication date: December 8, 2016Inventors: Guenther ROLAND, Christian STIEBINGER
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Patent number: 8151561Abstract: A multi-cylinder internal combustion engine, wherein exhaust gas outlets of a first portion of the cylinders of the engine communicate with a first exhaust gas manifold section, and the exhaust gas outlets of the remaining cylinders communicate with a second exhaust gas manifold section. An oxidation catalytic converter is disposed in the first exhaust gas manifold section for converting nitric oxide into nitrogen dioxide. A hydrolysis catalytic converter is disposed in the second exhaust gas manifold section, wherein downstream of the catalytic converters the first and second exhaust gas manifold sections discharge into a common main exhaust gas manifold, in which is disposed a further catalytic converter. Upstream of the hydrolysis catalytic converter, a reduction agent can be introduced into the second exhaust gas manifold section; ammonia is adapted to be produced from the reduction agent via the hydrolysis catalytic converter.Type: GrantFiled: May 4, 2007Date of Patent: April 10, 2012Assignee: MAN Truck & Bus Österreich AGInventor: Christian Stiebinger
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Publication number: 20070261393Abstract: A multi-cylinder internal combustion engine, wherein exhaust gas outlets of a first portion of the cylinders of the engine communicate with a first exhaust gas manifold section, and the exhaust gas outlets of the remaining cylinders communicate with a second exhaust gas manifold section. An oxidation catalytic converter is disposed in the first exhaust gas manifold section for converting nitric oxide into nitrogen dioxide. A hydrolysis catalytic converter is disposed in the second exhaust gas manifold section, wherein downstream of the catalytic converters the first and second exhaust gas manifold sections discharge into a common main exhaust gas manifold, in which is disposed a further catalytic converter. Upstream of the hydrolysis catalytic converter, a reduction agent can be introduced into the second exhaust gas manifold section; ammonia is adapted to be produced from the reduction agent via the hydrolysis catalytic converter.Type: ApplicationFiled: May 4, 2007Publication date: November 15, 2007Inventor: Christian Stiebinger