Patents Examined by Brandon D Lee
  • Patent number: 12188402
    Abstract: Various types of forced induction systems are known for various types of internal combustions engines, including turbochargers and superchargers typically used in cars. The present system includes a first compressor 2 configured to produce a first stream of gas 3, an air multiplier 4 arranged to receive the first stream of gas 3 and eject the first stream of gas 3 over a Coand? surface, the air multiplier 4 configured to entrain ambient air 5 with the ejected first stream of gas to produce a second stream of gas 8, and a second compressor 9 arranged to receive the second stream of gas 8, and configured to compress the second stream of gas 8 for supply to an internal combustion engine. In this way, a mass of air being introduced into an internal combustion engine can be increased, by virtue of the air multiplier 4 upstream of the second compressor 9.
    Type: Grant
    Filed: December 10, 2023
    Date of Patent: January 7, 2025
    Assignee: OGAB LTD
    Inventors: Osama Elogab, Zachary Elogab
  • Patent number: 12180871
    Abstract: An exhaust gas purification device includes a filter to be provided in an exhaust passage coupled to an engine, a rotary vane to be provided downstream of the filter in the exhaust passage, and a control device including one or more processors and one or more memories coupled to the one or more processors. The one or more processors are configured to execute, based on a rotational speed of the rotary vane, processing including one or more of estimation processing of estimating an accumulation amount of particulate matter in the filter and regeneration processing of regenerating the filter.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: December 31, 2024
    Assignee: SUBARU CORPORATION
    Inventor: Hiroyuki Minokoshi
  • Patent number: 12180869
    Abstract: A method for identifying a fault in the injection of urea into an exhaust line of a vehicle fitted with an internal combustion engine, the method having the following steps: calculating a ratio between a measured filling time and a flushing time of a urea line, the calculation being carried out by a urea injection control unit; comparing the calculated ratio to a reference ratio by the urea injection control unit; if the calculated ratio is different than the reference ratio, identifying a urea injection fault in the urea line by the urea injection control unit.
    Type: Grant
    Filed: May 11, 2022
    Date of Patent: December 31, 2024
    Assignee: VITESCO TECHNOLOGIES GBMH
    Inventors: Sylvain Sirop, Stéphan Vales
  • Patent number: 12173641
    Abstract: A forced induction device for an internal combustion engine includes a compressor operable to provide compressed air, an intake line configured to supply an intake manifold of the internal combustion engine with the compressed air provided by the compressor, a turbine configured to generate mechanical power through expansion of at least a portion of exhaust gases of the internal combustion engine, an exhaust line configured to supply the turbine with the exhaust gas portion coming from an exhaust manifold of the internal combustion engine, characterized by further comprising a hydrostatic transmission configured to drive the compressor by means of the mechanical power generated by the turbine.
    Type: Grant
    Filed: December 19, 2023
    Date of Patent: December 24, 2024
    Assignee: FERRARI S.P.A.
    Inventor: Fabrizio Favaretto
  • Patent number: 12173636
    Abstract: An internal combustion engine includes a cylinder, a piston, a crankshaft, a cylinder igniter, an intake passage, a fuel supplier, an exhaust passage, a catalytic converter disposed in the exhaust passage, an exhaust igniter that is disposed upstream of the catalytic converter in the exhaust passage and s generates a spark in the interior of the exhaust passage, and a controller that controls a preheating process for heating the catalytic converter by controlling supply of the air-fuel mixture to the exhaust passage and ignition of the air-fuel mixture by the exhaust igniter. The internal volume of the exhaust passage from the cylinder to an installation position of the exhaust igniter is equal to or less than a volume of the air-fuel mixture discharged from the cylinder in one exhaust stroke in the exhaust passage.
    Type: Grant
    Filed: April 10, 2024
    Date of Patent: December 24, 2024
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Yuichiro Joh, Haruya Kitano, Takeshi Ueno, Taiki Katayama
  • Patent number: 12163453
    Abstract: A system includes a first heater positioned in or proximate to an exhaust aftertreatment system in exhaust gas-receiving communication with an engine, a second heater positioned downstream of the first heater, and a controller coupled to the first and second heaters. The controller is structured to: determine, based on information indicative of a temperature regarding the exhaust aftertreatment system, that the temperature regarding the exhaust aftertreatment system is below a predefined temperature threshold; determine that the second heater is in or likely in an error state; and control a temperature regarding the exhaust aftertreatment system using the first heater in response to determining that the second heater is in or likely in the error state, wherein the first heater controls the temperature regarding the exhaust aftertreatment system after a temperature regarding an engine intake air is at or above a predefined air intake temperature threshold.
    Type: Grant
    Filed: January 30, 2024
    Date of Patent: December 10, 2024
    Assignee: Cummins Inc.
    Inventors: Kristopher R. Bare, Xing Jin, Jennifer Kay Light-Holets, Sriram S. Popuri, Xiaobo Song
  • Patent number: 12163436
    Abstract: A guide blade (200) for a guide device (100), including a guide blade body (201) with a blade top side (210), a blade underside (220), a blade leading edge (230) and a blade trailing edge (240). The guide blade (200) also comprises a profile centerline (250) which is defined in a profile of the guide blade body (201) by the blade top side (210) and the blade underside (220) and runs between them from the blade leading edge (230) to the blade trailing edge (240), the profile centerline (250) having a turning point (IP). The blade leading edge (230) and the blade trailing edge (240) are connected by a profile chord (260). The guide blade (200) has a guide blade axis of rotation (PA). The axis of rotation (PA), starting from the blade leading edge (230) in the direction of the blade trailing edge (240), lies along the profile chord (260) between the blade leading edge (230) and the turning point (IP).
    Type: Grant
    Filed: October 12, 2023
    Date of Patent: December 10, 2024
    Assignee: BorgWarner Inc.
    Inventors: Nico Kanoffsky, Thomas Ramb, Georg Scholz
  • Patent number: 12158093
    Abstract: A method for estimating a heat generation distribution in a honeycomb structure includes: a first step of allowing a predetermined minute current to flow between electrode layers A1 and B1 to energize a honeycomb structure, and measuring surface potentials at multiple points; a second step of allowing a predetermined minute current to flow between electrode layers A2 and B2 to energize the honeycomb structure, and measuring surface potentials at multiple points; a third step of quantifying, based on the measured surface potentials at the multiple points, at least one of resistances at the multiple points in the honeycomb structure, resistance ratios for energization paths, voltage sharing ratios, and surface potentials of the electrode layers A1, A2, B1 and B2; and a step of estimating a heat generation distribution in the honeycomb structure based on the values quantified in the third step.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: December 3, 2024
    Assignee: NGK INSULATORS, LTD.
    Inventors: Takashi Noro, Shungo Watanabe, Chikashi Ihara
  • Patent number: 12152529
    Abstract: A method of operating a forced induction gaseous-fueled engine includes mixing gaseous-fuel and engine intake air to form a mixture at a fuel mixer. The method includes delivering the mixture to an intake manifold by at least partially bypassing a charge air cooler.
    Type: Grant
    Filed: February 5, 2024
    Date of Patent: November 26, 2024
    Assignee: Generac Power Systems, Inc.
    Inventors: Steven W. Craig, Andrew P. Sibrel, Aaron J. Baska, Douglas R. Clement
  • Patent number: 12146432
    Abstract: A system, method, and apparatus for sensor tampering detection are provided. An aftertreatment system comprises a first leg comprising a first Selective Catalytic Reduction (SCR) system, a first doser, and a first NOx sensor, a second leg comprising a second SCR system, a second doser, and a second NOx sensor, and a controller. The controller determines satisfaction of enabling conditions. The controller doses reductant to the first and second SCR systems. The controller determines NOx values of the first SCR system and the second SCR system. The controller adjust the dosing of the first SCR system for a time period. The controller measures NOx values of the first SCR system and the second SCR system. The controller determines a difference between the third and first NOx values and a difference between the fourth and second NOx values. The controller generates an indication regarding whether the first NOx sensor is displaced.
    Type: Grant
    Filed: December 22, 2022
    Date of Patent: November 19, 2024
    Assignee: Cummins Emission Solutions Inc.
    Inventors: Vikram Sundararajan, Jinqian Gong, Kerang Wang, Randal D. Watts, Daniel D. Wilhelm
  • Patent number: 12140096
    Abstract: A controller for an aftertreatment system coupled to an engine is configured to: in response to receiving an engine shutdown signal, determine an estimated amount of ammonia stored on a selective catalytic reduction (SCR) catalyst included in the aftertreatment system; in response to determining that the estimated amount of ammonia stored in the SCR catalyst is less than an ammonia storage threshold, cause flow of a heated gas towards the SCR catalyst; cause insertion of a reductant into an exhaust gas flowing through the aftertreatment system; and in response to determining that the estimated amount of ammonia stored in the SCR catalyst is equal to or greater than the ammonia storage threshold, cause shutdown of the engine.
    Type: Grant
    Filed: August 8, 2023
    Date of Patent: November 12, 2024
    Assignee: Cummins Emission Solutions Inc.
    Inventors: Matthew K. Volmerding, Simon Guest
  • Patent number: 12140061
    Abstract: The disclosure relates to an exhaust gas sub-system for an internal combustion engine, having a catalytic converter with an inlet section for introducing an exhaust gas flow into the outer housing and having a feed line for secondary gas, the feed line having an inflow element at the end, which opens at the inlet section, the outer housing has an inlet opening for exhaust gas, an external heating element for heating the secondary gas and for generating hot gas being provided in the feed line upstream of the inflow element, at least one inflow opening in the outer housing being assigned to the inflow element, via which hot gas can be fed into the inlet section.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: November 12, 2024
    Assignee: Tenneco GmbH
    Inventors: Sascha Vollmer, Andreas Lang, Daniel Trzebinski, Wladimir Rikow, Aaron Manley
  • Patent number: 12140059
    Abstract: A device and method for correcting emissions can include a first sensor that measures a sample of air not containing an exhaust gas, and a second sensor, wherein the exhaust gas enters a settling chamber and a relative humidity of the exhaust gas is measured by the second sensor. A microcomputer can calculate a mass of water vapor in the sample of air measured by the first sensor and in the exhaust gas measured by the second sensor and can determine a dilution factor of the measured exhaust gas. The dilution factor can be used for correcting emissions based on the measurements of the exhaust gas made by the first sensor and the second sensor. The first and second sensors can comprise one or more of, for example, a relative humidity sensor, a dew point sensor, a trace water vapor sensor and/or other types of sensors.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: November 12, 2024
    Assignee: Honeywell International Inc.
    Inventor: Wyatt Culler
  • Patent number: 12129832
    Abstract: The present invention relates to a wind turbine blade comprising a lightning protection system with at least one tip end lightning receptor arranged at an outer surface of the blade and a down conductor extending within the blade. The blade comprises carbon fibre reinforced spar caps, wherein electrically conductive meshes are connected between the respective tip end of each spar cap to the tip end lightning conductor.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: October 29, 2024
    Assignee: LM WIND POWER A/S
    Inventors: Lars Bo Hansen, Karsten Schibsbye
  • Patent number: 12116917
    Abstract: A connection unit connects an electrical supply line to an exhaust-gas heater of an exhaust system. The connection unit includes a connection element having an electrically conductive connection-element body. The connection element has an exhaust-gas heater connection region in a first axial end region and has a supply-line connection region in a second axial end region. The supply-line connection region includes an end portion of the connection-element body and a radial projection adjoining the end portion. A carrier element fixes the connection unit to an exhaust-system component. The carrier element has a carrier-element opening wherethrough the connection-element body passes. A support unit axially and radially supports the connection element on the carrier element.
    Type: Grant
    Filed: June 1, 2023
    Date of Patent: October 15, 2024
    Assignee: Purem GmbH
    Inventor: Holger Brenner
  • Patent number: 12116919
    Abstract: A heavy duty truck includes a diesel engine that generates an exhaust gas flow and an exhaust after-treatment system for treatment of the exhaust gas flow. The exhaust after-treatment system includes at least one temperature sensor at an underbody SCR system within the exhaust after-treatment system and a DEF injector upstream of a close-coupled SCR system within the exhaust after-treatment system. The DEF injector is operated to inject DEF into the exhaust gas flow at a rate that varies as a function of a temperature measured by the temperature sensor.
    Type: Grant
    Filed: April 18, 2023
    Date of Patent: October 15, 2024
    Assignee: PACCAR Inc
    Inventors: Cynthia Chaffin Webb, Charles Wayne Reinhardt Swart
  • Patent number: 12116922
    Abstract: A catalytic converter system having oxygen storage materials is disclosed and methods for determining whether to reactivate oxygen storage materials and monitoring failure events of the oxygen storage materials are also disclosed.
    Type: Grant
    Filed: April 17, 2023
    Date of Patent: October 15, 2024
    Assignee: Ford Global Technologies, LLC
    Inventors: Jason Wu, Eva Thanasiu, Giovanni Cavataio, Carolyn Parks Hubbard, Andrew Gregory Getsoian, Yisun Cheng, Natalie Roxas, Michael James Uhrich
  • Patent number: 12104620
    Abstract: A bearing assembly may be provided for mounting a rotor which can be rotated about a rotational axis. In particular, for a rotary fluid pump or rotary blood pump comprising: a main body, a bearing element which can be displaced relative to the main body in the direction of the rotational axis for receiving the rotor, and an adjusting device which is connected to the bearing element for displacing the bearing element in the direction of the rotational axis by a predefined distance, wherein the predefined distance is <=500 micrometres.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: October 1, 2024
    Assignee: Berlin Heart GmbH
    Inventors: Sascha Pielka, Bodo Schmidt
  • Patent number: 12104531
    Abstract: A cooling system for a turbine engine. The turbine engine includes a compressor, a turbine, and a shaft that drivingly couples the compressor and the turbine. The cooling system includes one or more cavities of the compressor. The cooling system includes a shaft flowpath defined in the shaft. The shaft includes one or more shaft apertures that provide fluid communication between the shaft flowpath and the one or more cavities. Air passes through the one or more shaft apertures and the shaft flowpath during a shutdown of the turbine engine to cool the one or more cavities.
    Type: Grant
    Filed: November 29, 2022
    Date of Patent: October 1, 2024
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Kudum Shinde, Sesha Subramanian, Rachamadugu Sivaprasad, Ravindra Shankar Ganiger
  • Patent number: 12104518
    Abstract: Method for emptying an SCR supply system, wherein the SCR supply system comprises a pump with a pump chamber and an actively controllable inlet valve and an actively controllable outlet valve, wherein an emptying process of the SCR supply system is detected and controlled as a function of the pressure curve in negative pressure phases and/or criteria determined in pressure release phases.
    Type: Grant
    Filed: November 16, 2023
    Date of Patent: October 1, 2024
    Assignee: Robert Bosch GmbH
    Inventor: Rohit Joshi