Patents by Inventor Ulrich WEIß
Ulrich WEIß 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: 12188399Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: GrantFiled: December 20, 2023Date of Patent: January 7, 2025Assignee: Liebherr Machines Bulle SAInventors: Bouzid Seba, Ulrich Weiss, Bakir Puran, Roberto Andreutti
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Patent number: 12092015Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: GrantFiled: May 23, 2023Date of Patent: September 17, 2024Assignee: Liebherr Machines Bulle SAInventors: Bouzid Seba, Ulrich Weiss, Bakir Puran, Roberto Andreutti
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Publication number: 20240287929Abstract: The disclosure relates to a fuel supply device for supplying a fuel to an internal combustion engine comprising: a fuel store for storing a primary fuel; and at least two parallel fuel supply paths that are connected to the fuel store, on the one hand, and to the internal combustion engine, on the other hand, wherein the primary fuel can be supplied from the fuel store to the internal combustion engine by means of the first fuel supply path for the purpose of combustion, and the second fuel supply path has at least one reforming device that reforms the primary fuel supplied from the fuel tank into a secondary fuel, and to supply at least a portion of the produced secondary fuel to the internal combustion engine for the purpose of combustion.Type: ApplicationFiled: May 3, 2024Publication date: August 29, 2024Inventors: Bouzid SEBA, Ulrich WEISS, Pierre GOBIN
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Publication number: 20240200488Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: ApplicationFiled: December 20, 2023Publication date: June 20, 2024Inventors: Bouzid SEBA, Ulrich WEISS, Bakir PURAN, Roberto ANDREUTTI
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Patent number: 12006862Abstract: The disclosure relates to a fuel supply device for supplying a fuel to an internal combustion engine comprising: a fuel store for storing a primary fuel; and at least two parallel fuel supply paths that are connected to the fuel store, on the one hand, and to the internal combustion engine, on the other hand, wherein the primary fuel can be supplied from the fuel store to the internal combustion engine by means of the first fuel supply path for the purpose of combustion, and the second fuel supply path has at least one reforming device that reforms the primary fuel supplied from the fuel tank into a secondary fuel, and to supply at least a portion of the produced secondary fuel to the internal combustion engine for the purpose of combustion.Type: GrantFiled: February 22, 2022Date of Patent: June 11, 2024Assignee: LIEBHERR MACHINES BULLE SAInventors: Bouzid Seba, Ulrich Weiss, Pierre Gobin
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Patent number: 12006895Abstract: The invention relates to a system for supplying a gaseous fuel that comprises a low temperature tank for receiving the fuel in its liquid aggregate state achieved by cooling and comprises a rail that is fluidically connected to at least one injector device for discharging gaseous fuel into a combustion space. The system is characterized in that it has a pressure store that is configured to receive gaseous fuel and that is fluidically connectable to both the low temperature tank and the rail to buffer fuel coming from the low temperature tank and to supply it to the rail.Type: GrantFiled: June 12, 2023Date of Patent: June 11, 2024Assignee: LIEBHERR MACHINES BULLE SAInventors: Bouzid Seba, Ulrich Weiss
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Publication number: 20230366343Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: ApplicationFiled: May 23, 2023Publication date: November 16, 2023Inventors: Bouzid SEBA, Ulrich Weiss, Bakir Puran, Roberto Andreutti
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Patent number: 11788494Abstract: The invention relates to a system for supplying a gaseous fuel that comprises a low temperature tank for receiving the fuel in its liquid aggregate state achieved by cooling and comprises a rail that is fluidically connected to at least one injector device for discharging gaseous fuel into a combustion space. The system is characterized in that it has a pressure store that is configured to receive gaseous fuel and that is fluidically connectable to both the low temperature tank and the rail to buffer fuel coming from the low temperature tank and to supply it to the rail.Type: GrantFiled: May 28, 2021Date of Patent: October 17, 2023Assignee: LIEBHERR MACHINES BULLE SAInventors: Bouzid Seba, Ulrich Weiss
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Publication number: 20230323841Abstract: The invention relates to a system for supplying a gaseous fuel that comprises a low temperature tank for receiving the fuel in its liquid aggregate state achieved by cooling and comprises a rail that is fluidically connected to at least one injector device for discharging gaseous fuel into a combustion space. The system is characterized in that it has a pressure store that is configured to receive gaseous fuel and that is fluidically connectable to both the low temperature tank and the rail to buffer fuel coming from the low temperature tank and to supply it to the rail.Type: ApplicationFiled: June 12, 2023Publication date: October 12, 2023Inventors: Bouzid SEBA, Ulrich WEISS
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Patent number: 11698021Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: GrantFiled: March 4, 2022Date of Patent: July 11, 2023Assignee: Liebherr Machines Bulle SAInventors: Bouzid Seba, Ulrich Weiss, Bakir Puran, Roberto Andreutti
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Patent number: 11639691Abstract: The invention relates to a device for supplying a gaseous fuel to an engine that comprises a gas accumulator for receiving highly pressurized gaseous fuel, a gas buffer for receiving medium pressurized gaseous fuel, a gas supply device for delivering a gaseous fuel into an engine combustion space, a first gas line that connects the gas accumulator to the gas buffer and whose gas flow can be regulated via a first valve, a second gas line that connects the gas accumulator to the gas buffer and whose gas flow can be regulated via a second valve, and a third gas line that connects the gas buffer to the gas supply device. The device is further characterized in that a compressor is arranged in the second gas line to increase a pressure of a gaseous fuel flowing from the gas accumulator to the gas buffer.Type: GrantFiled: March 24, 2021Date of Patent: May 2, 2023Assignee: Liebherr Machines Bulle SAInventors: Bakir Puran, Bouzid Seba, Ulrich Weiss
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Publication number: 20220268200Abstract: The disclosure relates to a fuel supply device for supplying a fuel to an internal combustion engine comprising: a fuel store for storing a primary fuel; and at least two parallel fuel supply paths that are connected to the fuel store, on the one hand, and to the internal combustion engine, on the other hand, wherein the primary fuel can be supplied from the fuel store to the internal combustion engine by means of the first fuel supply path for the purpose of combustion, and the second fuel supply path has at least one reforming device that reforms the primary fuel supplied from the fuel tank into a secondary fuel, and to supply at least a portion of the produced secondary fuel to the internal combustion engine for the purpose of combustion.Type: ApplicationFiled: February 22, 2022Publication date: August 25, 2022Inventors: Bouzid SEBA, Ulrich WEISS, Pierre GOBIN
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Publication number: 20220251998Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: ApplicationFiled: March 4, 2022Publication date: August 11, 2022Inventors: Bouzid SEBA, Ulrich Weiss, Bakir Puran, Roberto Andreutti
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Patent number: 11300038Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: GrantFiled: April 20, 2021Date of Patent: April 12, 2022Assignee: Liebherr Machines Bulle SAInventors: Bouzid Seba, Ulrich Weiss, Bakir Puran, Roberto Andreutti
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Publication number: 20210372350Abstract: The invention relates to a system for supplying a gaseous fuel that comprises a low temperature tank for receiving the fuel in its liquid aggregate state achieved by cooling and comprises a rail that is fluidically connected to at least one injector device for discharging gaseous fuel into a combustion space. The system is characterized in that it has a pressure store that is configured to receive gaseous fuel and that is fluidically connectable to both the low temperature tank and the rail to buffer fuel coming from the low temperature tank and to supply it to the rail.Type: ApplicationFiled: May 28, 2021Publication date: December 2, 2021Inventors: Bouzid SEBA, Ulrich WEISS
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Publication number: 20210332743Abstract: The invention relates to an engine having prechamber ignition, in particular a gas engine, that comprises a main combustion space in a cylinder of the engine for combusting an air-fuel mixture and a prechamber having an ignition device arranged therein and a fuel injector arranged therein, wherein the prechamber has at least one transfer port that fluidically connects the prechamber to the main combustion space. The engine is characterized in that the fuel injector arranged in the prechamber is the only fuel injector via which fuel can be introduced into the associated main combustion space.Type: ApplicationFiled: April 20, 2021Publication date: October 28, 2021Inventors: Bouzid Seba, Ulrich Weiss, Bakir Puran, Roberto Andreutti
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Publication number: 20210301775Abstract: The invention relates to a device for supplying a gaseous fuel to an engine that comprises a gas accumulator for receiving highly pressurized gaseous fuel, a gas buffer for receiving medium pressurized gaseous fuel, a gas supply device for delivering a gaseous fuel into an engine combustion space, a first gas line that connects the gas accumulator to the gas buffer and whose gas flow can be regulated via a first valve, a second gas line that connects the gas accumulator to the gas buffer and whose gas flow can be regulated via a second valve, and a third gas line that connects the gas buffer to the gas supply device. The device is further characterized in that a compressor is arranged in the second gas line to increase a pressure of a gaseous fuel flowing from the gas accumulator to the gas buffer.Type: ApplicationFiled: March 24, 2021Publication date: September 30, 2021Inventors: Bakir PURAN, Bouzid SEBA, Ulrich WEISS
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Patent number: 10604229Abstract: A mono-rail crane system (and a corresponding operation method) for use in an aircraft. The crane system comprises a first longitudinal mono-rail installable on the underside of a rear cargo door of the airplane parallel to the longitudinal axis of the rear cargo door; a second longitudinal mono-rail, which is installable on a cargo hold ceiling of the aircraft, and, in the fully opened state of the rear cargo door, in aligned continuity with the first longitudinal mono-rail so that the longitudinal axes of the first and second longitudinal mono-rails coincide to form one common longitudinal axis; a crane mobile equipment configured to be moved along the first and second longitudinal mono-rails in order to hoist and transfer the load; and a linear actuator configured to advance and retreat the second longitudinal monorail towards and away from the first longitudinal monorail.Type: GrantFiled: June 6, 2017Date of Patent: March 31, 2020Assignees: AIRBUS DEFENCE AND SPACE S.A., AIRBUS DEFENCE AND SPACE GMBHInventors: Ana Rubio Lopez, Daniel Llanes Arias, Oscar Martinez, Ali Lohmann, Ulrich Weiss
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Publication number: 20170349263Abstract: A mono-rail crane system (and a corresponding operation method) for use in an aircraft. The crane system comprises a first longitudinal mono-rail installable on the underside of a rear cargo door of the airplane parallel to the longitudinal axis of the rear cargo door; a second longitudinal mono-rail, which is installable on a cargo hold ceiling of the aircraft, and, in the fully opened state of the rear cargo door, in aligned continuity with the first longitudinal mono-rail so that the longitudinal axes of the first and second longitudinal mono-rails coincide to form one common longitudinal axis; a crane mobile equipment configured to be moved along the first and second longitudinal mono-rails in order to hoist and transfer the load; and a linear actuator configured to advance and retreat the second longitudinal monorail towards and away from the first longitudinal monorail.Type: ApplicationFiled: June 6, 2017Publication date: December 7, 2017Inventors: Ana Rubio LOPEZ, Daniel Llanes ARIAS, Oscar MARTINEZ, Ali Lohmann, Ulrich WEISS
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Publication number: 20170028934Abstract: The invention relates to a method having the steps: determining whether a mobile device is inserted into a receptacle slot of a motor vehicle component; after the mobile device is inserted into the receptacle slot, controlling a drive unit to move the mobile device into a stowed position; after a predetermined condition of the vehicle has been detected controlling the drive unit to move the mobile device from the stowed position into a removal position in which the mobile device protrudes farther out of the receptacle slot than it does in the stowage position. The invention also relates to a holding fixture for at least one mobile device as well as a motor vehicle having a holding fixture.Type: ApplicationFiled: October 17, 2015Publication date: February 2, 2017Applicant: Audi AGInventors: Jacques HÉLOT, Ulrich WEIß, Immo REDEKER