Patents Examined by John M Zaleskas
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Patent number: 12215658Abstract: The present disclosure provides a fuel injector, comprising: a body including a plurality of body alignment features; a nozzle including a plurality of nozzle alignment features and a plurality of nozzle holes for injecting fuel; and a plurality of alignment guides configured to mate with the plurality of body alignment features and the plurality of nozzle alignment features to align the nozzle with the body such that the plurality of nozzle holes is in a desired orientation relative to the body.Type: GrantFiled: April 15, 2019Date of Patent: February 4, 2025Assignee: Cummins Inc.Inventors: Jordan P. Steele, Michael A. Lucas, Derek G. Weiler
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Patent number: 12196149Abstract: A control device comprises: a temperature estimating unit for estimating the temperature of a piston of an internal combustion engine of a vehicle; and a control unit which, if the temperature of the piston estimated by the temperature estimating unit has risen to a first threshold corresponding to a heat resisting temperature of the piston, reduces an upper limit value of a fuel injection timing at which a fuel injector for injecting fuel onto the piston injects the fuel, and which increases the upper limit value of the fuel injection timing at a higher temperature than the first threshold when the rise in temperature of the piston stops.Type: GrantFiled: August 8, 2022Date of Patent: January 14, 2025Assignee: ISUZU MOTORS LIMITEDInventors: Daiki Ishii, Yoshihiro Meshimoto, Tatsuya Tanaka, Kentaro Morioka, Yorimasa Tsubota, Takuro Mita
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Patent number: 12180879Abstract: A system and method for controlling the operation of a vehicle radiator fan motor is provided. One embodiment receives one of a low-speed radiator fan control signal or a high-speed radiator fan control signal from an engine control module; provides a first soft start of the radiator fan motor in response to receiving the low-speed radiator fan control signal, wherein the first soft start is defined by a first increasing power ramp that starts at a zero-power level and ends at a low-speed power level; and provides a second soft start of the radiator fan motor in response to receiving the high-speed radiator fan control signal, wherein the second soft start is defined by a second increasing power ramp that starts at the zero-power level and ends at a high-speed power level.Type: GrantFiled: August 2, 2023Date of Patent: December 31, 2024Assignee: Integrity Circuits LLCInventor: Jason L. Sullins
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Patent number: 12173674Abstract: A fuel supply device for a gas fuel includes a fuel passage through which the gas fuel is supplied to a fuel injection valve. A heat exchanger is connected to the fuel passage and configured to exchange heat with the gas fuel. The heat exchanger includes a first heat exchanger and a second heat exchanger in which a temperature of a heat medium is lower than that in the first heat exchanger. When an actual temperature of the gas fuel is lower than a target temperature of the gas fuel and a temperature difference between the actual temperature of the gas fuel and the target temperature of the gas fuel is greater than a threshold value, processing circuitry of the fuel supply device executes a process that increases a ratio of an amount of the gas fuel that undergoes heat exchange in the first heat exchanger.Type: GrantFiled: June 18, 2024Date of Patent: December 24, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Ryo Tanaka
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Patent number: 12172723Abstract: A four-wheel independent steering system and a method of controlling the four-wheel independent steering system. The four-wheel independent steering system includes a front/rear-wheel-angle-ratio calculation unit to calculate a ratio Kss between front and rear wheel angles that allows a body slip angle to converge to ‘0’ and allows a yaw angle and a yaw rate to maintain target values, and a control unit to perform four-wheel steering control based on the ratio Kss between the front and rear wheel angles.Type: GrantFiled: April 13, 2022Date of Patent: December 24, 2024Assignee: Hyundai Mobis Co., Ltd.Inventor: Tae Hong Kim
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Patent number: 12151687Abstract: A longitudinal vehicle speed sensor for a vehicle includes a first sensor configured to generate a first measured speed based on one of a wheel speed of the vehicle receiving output torque from a drive unit and an output of a global positioning system (GPS). A second sensor is configured to generate a second measured speed. A speed weighting module is configured to apply a first weight to the first measured speed to generate a first weighted speed. A speed weighting module is configured to apply a second weight to the second measured speed to generate a second weighted speed. An output module is configured to generate a speed estimate based on the first weighted speed and the second weighted speed.Type: GrantFiled: April 4, 2022Date of Patent: November 26, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Paul Guillermo Otanez, Cameron Christopher Rose, Jordan Billet
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Patent number: 12145666Abstract: A steering assist device may comprise an Ath power path controller positioned on an Ath power path connecting an Ath leg of an inverter with an Ath phase of a steering motor, a Bth power path controller positioned on a Bth power path connecting a Bth leg of the inverter with a Bth phase of the steering motor, a Cth power path controller positioned on a Cth power path connecting a Cth leg of the inverter with a Cth phase of the steering motor, and a controller unit determining a state of at least one of the Ath power path controller to the Cth power path controller based on at least one of an Ath phase voltage to a Cth phase voltage respectively formed at the Ath leg to the Cth leg of the inverter and controlling the steering motor according to a result of the determination.Type: GrantFiled: April 13, 2022Date of Patent: November 19, 2024Assignee: HL MANDO CORPORATIONInventors: Su-Min Lee, Kyu Yeong Je
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Patent number: 12146455Abstract: A nozzle cap for a fuel injection nozzle operable in a hydrogen internal combustion engine includes an inlet for receiving a flow of hydrogen controllable by an inlet valve arrangeable in the inlet, at least one outlet for providing an exit flow of hydrogen, and an internal bottom flow-guiding body arranged at a bottom side of the nozzle cap downstream of the inlet in a nozzle cap volume, the internal bottom flow-guiding body protruding towards the inlet and comprises a flow-guiding surface for re-directing a flow of hydrogen from the inlet towards the outlet.Type: GrantFiled: July 23, 2021Date of Patent: November 19, 2024Assignee: VOLVO TRUCK CORPORATIONInventors: Jan Eismark, Gustavo Hindi, Rickard Ehleskog, Tommy Simonsson
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Patent number: 12140068Abstract: A water management system for a hydrogen engine is capable of reducing a capacity of a water tank for storing cooling water injected into the hydrogen engine and is capable of not requiring separate replenishment of water for the water tank. The water management system includes: a water tank module, which stores water for cooling the hydrogen engine; a water pump provided at the water tank module and configured to supply the water stored in the water tank module to the hydrogen engine; and an exhaust line provided between the hydrogen engine and the water tank module and configured to supply an exhaust gas, which contains water vapor discharged from the hydrogen engine, to the water tank module.Type: GrantFiled: December 11, 2023Date of Patent: November 12, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAM INDUSTRIAL CO., LTD.Inventors: Seon Woo Boo, Ju Tae Song, Seong Cheol Cho, Sung Won Lee, Seung Hwan Kim, Yong Taek Hwang, Bu Hyeon Cho, Seung Hwan Lee
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Patent number: 12140103Abstract: An injection controller includes processor that determines a fuel injection quantity in each of cylinders of a multi-cylinder engine, and a memory. The processor acquires an intake air pressure of each of the cylinders, determines, for each of the cylinders, on the basis of the intake air pressure in one intake stroke, a fuel injection quantity for a next intake stroke in the cylinder, determines whether an instruction operation for making an instruction to increase or reduce a rotation speed of the engine has been performed on the basis of the intake air pressure in one of the cylinders, and performs transient response control to apply the fuel injection quantity for the next intake stroke in the one cylinder also to the fuel injection quantity in the next intake stroke in the cylinders other than the one cylinder when it is determined that the instruction operation has been performed.Type: GrantFiled: September 27, 2023Date of Patent: November 12, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Tomohiro Miyauchi, Kenichiro Asai
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Patent number: 12135007Abstract: An object of the present invention is to provide a horizontal shaft rotor suitable for a wind turbine or a water turbine, which has blades with high wind receiving efficiency, resistance to breakage, and high rotation efficiency. A horizontal shaft rotor 1, wherein the horizontal shaft rotor 1 has a plurality of blades 3 facing a radial direction fixed to the peripheral surface of the hub 2, and each blade 3 is a lift type in which a string length is gradually increased from a base end part 4A to a blade end 3G in a front view, and a distal part from a radial direction middle part 3A of the blade 3 is a forward curved part 5, and a front end surface 5A of a forward tip of the forward curved part is a lift type that a leading edge 5F is thicker in a front view.Type: GrantFiled: May 30, 2019Date of Patent: November 5, 2024Assignee: GLOBAL ENERGY CO., LTD.Inventor: Masahiko Suzuki
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Patent number: 12129817Abstract: An internal combustion engine includes an injector for injecting gaseous fuel and an inflow passage. The injector includes a nozzle hole configured to inject gaseous fuel, a nozzle valve configured to open and close the nozzle hole, and a seat surface on which the nozzle valve is seated. An inflow passage for conducting blow-by gas in a crankcase into the nozzle hole.Type: GrantFiled: December 11, 2023Date of Patent: October 29, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuki Suzuki, Mina Tachibana, Tomihisa Tsuchiya
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Patent number: 12129807Abstract: Operating an engine system includes combusting a gaseous hydrogen fuel (H2) and a gaseous hydrocarbon fuel (HC) at a first substitution ratio in a cylinder in an engine, determining at least one of an H2 fueling command or an HC fueling command based on an H2 availability input and an H2 cost, and outputting the H2 fueling command and the HC fueling command to an H2 injector and an HC admission valve, respectively. Operating the engine system further includes combusting H2 and HC at a varied substitution ratio based on the H2 fueling command and the HC fueling command. At least one of the H2 fueling command or the HC fueling command may be based on a monitored CO2 exhaust level which may be used to populate a stored history of CO2 output.Type: GrantFiled: May 5, 2022Date of Patent: October 29, 2024Assignee: Caterpillar Inc.Inventors: Eric Lee Schroeder, Michael Todd Graziano, Jr., Jaswinder Singh, David Todd Montgomery
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Patent number: 12116099Abstract: A system for designing and assembling a ships rudder that allows for the manufacture of the rudder components, namely a rudder stock and rudder blade independently, and assembling them into a completed rudder using retaining bolts and injecting an epoxy like cement or grout in order achieve the required strength characteristics.Type: GrantFiled: December 18, 2020Date of Patent: October 15, 2024Assignee: MICHIGAN WHEELInventors: Bernard Bentgen, Christopher Bigler, Kevin Mitchell, Bruce Dieterle, Brant Savander, Constance Savander
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Patent number: 12111333Abstract: A sensor arrangement for position determination of a rail vehicle includes at least two sensors that can be attached to the rail vehicle. Each of the sensors is configured to ascertain a position speed and to be disposed on the rail vehicle at different positions transverse to the direction of travel. At least one processing apparatus which is connected to the sensors is configured to process the position speeds ascertained by the sensors. An apparatus for position determination of a rail vehicle, a rail vehicle, and a method for position determination for a rail vehicle are also provided.Type: GrantFiled: April 20, 2022Date of Patent: October 8, 2024Assignee: Siemens Mobility GmbHInventor: Lars Johannes
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Patent number: 12092125Abstract: A pump device, in particular for a fluid circuit in a motor vehicle, comprising a housing, a drive, a rotor, a stator and a radial bearing, wherein the housing has an inlet, wherein the rotor comprises an impeller wheel, wherein the drive is designed to set the rotor in rotation relative to the stator, wherein the inlet is fluidly connected to the impeller wheel, wherein the rotor has a rotor cavity, wherein a section of the stator projects into the rotor cavity, and wherein the radial bearing is situated in the rotor cavity between the section of the stator and the rotor.Type: GrantFiled: February 16, 2022Date of Patent: September 17, 2024Assignee: Hella GmbH & Co. KGaAInventors: Martin Cordes, Oliver Doering, Ingo Geue, Benjamin Grothe, Theodor Hueser, Dominik Niess, Christoph Schulte, Stefan Schulte, Georgios Dimitrios Theodossiadis, Christopher Vergers, Andreas Von Chamier-Cieminski, Mario Zimmer
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Patent number: 12055305Abstract: A diffuser, which is used in an air conditioner, includes a central portion where a motor is disposed, and a plurality of blades radially disposed on an outer circumferential surface of the central portion and arranged at regular intervals along the outer circumferential surface of the central portion. An outer guide wall is disposed concentrically with the central portion and is formed to surround the plurality of blades. The outer guide wall includes a plurality of openings formed in a plurality of portions each of which corresponds to a space between two adjacent blades among the plurality of blades.Type: GrantFiled: October 26, 2020Date of Patent: August 6, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seonghyun Yoon, Jinbaek Kim, Mingi Cho, Kyunghoon Kim, Eunyoung Bae, Eungryeol Seo
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Patent number: 12049831Abstract: A method repairs welding of an aircraft turbine engine blade that has a lower surface and an upper surface connected by a leading edge and a trailing edge. The blade further includes a free end referred to as the tip. The method includes the repair welding of the tip and including the steps of: securing a first stop to the leading edge at the tip and a second stop to the trailing edge at the tip, depositing a repair weld bead on the tip, from the first stop to the second stop, and removing the first and second stops. The first and second stops are secured solely by squeezing same on the leading and trailing edges.Type: GrantFiled: October 1, 2020Date of Patent: July 30, 2024Assignee: SAFRAN AIRCRAFT ENGINESInventors: Pascal Jean-Marc Charpentier, Romain Jean-François Guerit
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Patent number: 12043078Abstract: A method for determining vehicle characteristic variables of a motor vehicle. The motor vehicle has active dampers which can set adjusting forces at the respective wheel suspensions in order to be able to raise and/or lower the body of the motor vehicle and which can also measure the acting forces. Specific predefined adjusting forces of the active dampers are imparted in order to ascertain vehicle characteristic variables from the resulting adjustment and the resulting measured forces.Type: GrantFiled: May 3, 2021Date of Patent: July 23, 2024Assignee: Dr. Ing. h.c. F. Porsche AktiengesellschaftInventors: Yannik Peters, Matthias Stadelmayer
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Patent number: 12037983Abstract: A locking system for a rotatable mounted unit of a wind turbine is provided, including at least one lock adapted to lock and unlock the rotatable mounted unit, wherein the locking system includes first and second devices to prevent rotation, wherein the lock is prevented from changing from the locked state if at least one of the devices to prevent rotation is in a secure state, wherein a control unit is adapted to generate a control command changing the first device to prevent rotation into the secure state if the lock currently locks the rotatable mounted unit, wherein the locking system automatically changes the second device to prevent rotation into the secure state if an access condition is fulfilled, wherein the access condition is fulfilled if a recorded access information indicates that a room with the rotatable mounted unit is currently accessed or going to be accessed.Type: GrantFiled: October 23, 2020Date of Patent: July 16, 2024Assignee: Siemens Gamesa Renewable Energy A/SInventor: Leif Christian Rask