Patents by Inventor Daniel William Kantrow
Daniel William Kantrow 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: 11506153Abstract: An exhaust gas recirculation system for an engine includes a conduit, and a U-shaped exhaust gas mixer. The conduit is configured to direct an exhaust gas away from an exhaust manifold. The U-shaped exhaust gas mixer is configured to direct exhaust gas from the conduit and into an engine air intake system. The U-shaped exhaust gas mixer is arranged with a pre-mixing cavity configured to disperse the exhaust gas and entraining the exhaust gas into an intake air flow prior to distribution into an intake manifold of an engine.Type: GrantFiled: March 25, 2021Date of Patent: November 22, 2022Assignee: Ford Global Technologies, LLCInventors: Daniel Joseph Styles, Eric Matthew Kurtz, Liangjun Hu, Daniel William Kantrow, Darrell Sparks
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Patent number: 11499489Abstract: An exhaust gas recirculation system for an engine includes a conduit, and a mixer. The conduit is configured to direct to direct exhaust gas away from an exhaust manifold. The mixer is configured to direct exhaust gas from the conduit, into an engine air intake system. The mixer is arranged with an exhaust gas mixing volute chamber having a plurality of mixing vanes configured to direct the exhaust gas into a central intake airflow upstream of an intake manifold.Type: GrantFiled: March 25, 2021Date of Patent: November 15, 2022Assignee: Ford Global Technologies, LLCInventors: Eric Matthew Kurtz, Liangjun Hu, Daniel Joseph Styles, Daniel William Kantrow, Darrell Sparks
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Patent number: 11480122Abstract: Methods and systems are provided for cylinder deactivation to reduce tailpipe emissions and increase exhaust temperature. In one example, a method may include operating a first set of cylinders in a first combustion cycle over modified eight strokes and a second set of cylinders in a second combustion cycle over modified four strokes. Each cylinder in the first set of cylinders may be selectively deactivated via a variable displacement engine (VDE) mechanism while each cylinder in the second set of cylinders may be selectively deactivated via an active decompression technology (ADT) mechanism.Type: GrantFiled: May 24, 2021Date of Patent: October 25, 2022Assignee: Ford Global Technologies, LLCInventors: Jason Brian Martz, Christopher Cundy, Daniel William Kantrow, Eric Matthew Kurtz, Daniel Joseph Styles, Sathish Atluri, Clayton Mikush, Joshua Zachary Fried
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Patent number: 11480139Abstract: An engine system includes an engine having an intake manifold, a turbocharger having a compressor, and an exhaust gas recovery (EGR) mixer coupled between the compressor and the intake manifold. The EGR mixer includes a central air duct having a central axis, an annular ring circumscribing the central duct and having an inlet connectable to an EGR system and an outlet in fluid communication with the central air duct, and a vane assembly disposed in the central air duct upstream of the annular ring and having a plurality of vanes configured to swirl air passing therethrough.Type: GrantFiled: September 14, 2021Date of Patent: October 25, 2022Assignee: Ford Global Technologies, LLCInventors: Liangjun Hu, Eric Matthew Kurtz, Daniel Joseph Styles, Darrell Sparks, Daniel William Kantrow
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Publication number: 20220307451Abstract: An exhaust gas recirculation system for an engine includes a conduit, and a U-shaped exhaust gas mixer. The conduit is configured to direct an exhaust gas away from an exhaust manifold. The U-shaped exhaust gas mixer is configured to direct exhaust gas from the conduit and into an engine air intake system. The U-shaped exhaust gas mixer is arranged with a pre-mixing cavity configured to disperse the exhaust gas and entraining the exhaust gas into an intake air flow prior to distribution into an intake manifold of an engine.Type: ApplicationFiled: March 25, 2021Publication date: September 29, 2022Inventors: Daniel Joseph Styles, Eric Matthew Kurtz, Liangjun Hu, Daniel William Kantrow, Darrell Sparks
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Publication number: 20220307436Abstract: An exhaust gas recirculation system for an engine includes a conduit, and a mixer. The conduit is configured to direct to direct exhaust gas away from an exhaust manifold. The mixer is configured to direct exhaust gas from the conduit, into an engine air intake system. The mixer is arranged with an exhaust gas mixing volute chamber having a plurality of mixing vanes configured to direct the exhaust gas into a central intake airflow upstream of an intake manifold.Type: ApplicationFiled: March 25, 2021Publication date: September 29, 2022Inventors: Eric Matthew Kurtz, Liangjun Hu, Daniel Joseph Styles, Daniel William Kantrow, Darrell Sparks
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Patent number: 11225936Abstract: An exhaust gas recirculation system for an engine includes a first conduit, a second conduit, and a mixer. The first conduit is configured to direct a first portion of exhaust gas away from a first exhaust manifold. The second conduit is configured to direct a second portion of exhaust gas away from a second exhaust manifold. The mixer is configured to direct the first and second portions of the exhaust gas from the first and second conduits, respectively, into an engine air intake system. The mixer is arranged to segregate the first and second portions of the exhaust gas while the first and second portions of the exhaust gas are within the mixer. The mixer forms a ring about a perforated tube. The mixer is configured to direct the first and second portions of the exhaust gas into the air intake system via the perforated tube.Type: GrantFiled: February 24, 2021Date of Patent: January 18, 2022Assignee: Ford Global Technologies, LLCInventors: Liangjun Hu, Eric Matthew Kurtz, Daniel Joseph Styles, Daniel William Kantrow, Darrell Sparks
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Patent number: 10641160Abstract: Systems are provided for cooling combustion chamber gasses and increasing an amount of air entrained in an injected fuel spray. In one example, a cooling passage may be included in an internal combustion engine, the cooling passage positioned exterior to a cylinder bore of the engine and coupled to the cylinder bore at a first opening and a second opening. The cooling passage may receive gasses from the cylinder bore via the first opening, and may cool the gasses as they travel through the cooling passage before returning the gasses to the cylinder bore via the second opening.Type: GrantFiled: August 28, 2018Date of Patent: May 5, 2020Assignee: Ford Global Technologies, LLCInventors: Christopher Polonowski, Eric Matthew Kurtz, Daniel William Kantrow, Jianwen James Yi
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Patent number: 10570912Abstract: Methods and systems are provided for a slidable sleeve valve actuation system for a turbocharger compressor. In one example, an actuator assembly for a slidable sleeve of a turbocharger compressor may comprise: a fork arm coupled to the slidable sleeve; a rotatable lever arm coupled to the fork arm via a rigid connecting shaft; a connector rod coupled between the lever arm and a rotatable element; and an actuator unit coupled to the rotatable element and attached to an attachment case, the attachment case coupled to the turbocharger compressor. The actuator assembly may be actuated to move the slidable sleeve from one position along a casing treatment to another position along the casing treatment, thereby adjusting the alignment of sleeve slots on the slidable sleeve relative to choke or surge slots on the casing treatment.Type: GrantFiled: May 23, 2017Date of Patent: February 25, 2020Assignee: Ford Global Technologies, LLCInventors: David R. Hanna, Leon Hu, Daniel William Kantrow
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Patent number: 10508615Abstract: Methods and systems are provided for actively heating pistons in combustion chambers to decrease a torque imbalance in an engine. In one example, a method for operation of an engine includes determining a variation between compression ratios in a first combustion chamber and a second combustion chamber and operating a piston heating system to apply a targeted amount of heat to a first piston assembly based on the variation between the compression ratios, the first piston assembly including a first piston positioned within the first combustion chamber.Type: GrantFiled: October 30, 2017Date of Patent: December 17, 2019Assignee: Ford Global Technologies, LLCInventors: Christopher Polonowski, Eric Matthew Kurtz, Daniel William Kantrow
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Patent number: 10280850Abstract: Methods and systems are provided for compound boosted engine comprising an electric supercharger. In one example, the electric supercharger may be double-ended with a compressor arranged on either side of an electric motor and rotationally coupled to the electric motor via shafts. The electric supercharger may be configured to provide boost assist to a twin turbocharger system via a bypass channel adapted with a bypass valve.Type: GrantFiled: January 23, 2018Date of Patent: May 7, 2019Assignee: Ford Global Technologies, LLCInventors: Tao Zeng, Daniel William Kantrow, Liangjun Hu
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Publication number: 20190128212Abstract: Methods and systems are provided for actively heating pistons in combustion chambers to decrease a torque imbalance in an engine. In one example, a method for operation of an engine includes determining a variation between compression ratios in a first combustion chamber and a second combustion chamber and operating a piston heating system to apply a targeted amount of heat to a first piston assembly based on the variation between the compression ratios, the first piston assembly including a first piston positioned within the first combustion chamber.Type: ApplicationFiled: October 30, 2017Publication date: May 2, 2019Inventors: Christopher Polonowski, Eric Matthew Kurtz, Daniel William Kantrow
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Publication number: 20190003371Abstract: Systems are provided for cooling combustion chamber gasses and increasing an amount of air entrained in an injected fuel spray. In one example, a cooling passage may be included in an internal combustion engine, the cooling passage positioned exterior to a cylinder bore of the engine and coupled to the cylinder bore at a first opening and a second opening. The cooling passage may receive gasses from the cylinder bore via the first opening, and may cool the gasses as they travel through the cooling passage before returning the gasses to the cylinder bore via the second opening.Type: ApplicationFiled: August 28, 2018Publication date: January 3, 2019Inventors: Christopher Polonowski, Eric Matthew Kurtz, Daniel William Kantrow, Jianwen James Yi
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Publication number: 20180340544Abstract: Methods and systems are provided for a slidable sleeve valve actuation system for a turbocharger compressor. In one example, an actuator assembly for a slidable sleeve of a turbocharger compressor may comprise: a fork arm coupled to the slidable sleeve; a rotatable lever arm coupled to the fork arm via a rigid connecting shaft; a connector rod coupled between the lever arm and a rotatable element; and an actuator unit coupled to the rotatable element and attached to an attachment case, the attachment case coupled to the turbocharger compressor. The actuator assembly may be actuated to move the slidable sleeve from one position along a casing treatment to another position along the casing treatment, thereby adjusting the alignment of sleeve slots on the slidable sleeve relative to choke or surge slots on the casing treatment.Type: ApplicationFiled: May 23, 2017Publication date: November 29, 2018Inventors: David R. Hanna, Leon Hu, Daniel William Kantrow
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Patent number: 10107296Abstract: Systems and methods are provided for a turbocharger compressor, where the system may comprise: an actuatable annular disk comprising choke slots therein; an outer annular disk comprising choke slots therein; and an actuator to rotate the actuatable annular disk relative to the outer annular disk to vary alignment of the choke slots of the actuatable annular disk and the outer annular disk. The actuator may be controlled by an engine controller responsive to operating conditions of the compressor and actuated to align choke slots. Alignment of the choke slots allows air to be drawn into the impeller effectively expanding the compressor flow capacity to prevent compressor choke.Type: GrantFiled: June 25, 2013Date of Patent: October 23, 2018Assignee: Ford Global Technologies, LLCInventors: Harold Huimin Sun, Dave R. Hanna, Thomas Polley, Liangjun Hu, Daniel William Kantrow
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Publication number: 20180266339Abstract: Methods and systems are provided for a fuel injector coupled to mixing passages for entraining combustion chamber gases with a fuel injection to decrease formation of soot throughout a range of engine operating parameters. In one example, a method includes decreasing a combustion chamber temperature in response to an amount of sensed light.Type: ApplicationFiled: March 16, 2017Publication date: September 20, 2018Inventors: Eric Matthew Kurtz, Christopher Polonowski, Daniel William Kantrow, Daniel Joseph Styles, Paul Joseph Tennison
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Patent number: 10077724Abstract: Methods and systems are provided for a fuel injector coupled to mixing passages for entraining combustion chamber gases with a fuel injection to decrease formation of soot throughout a range of engine operating parameters. In one example, a method includes decreasing a combustion chamber temperature in response to an amount of sensed light.Type: GrantFiled: March 16, 2017Date of Patent: September 18, 2018Assignee: Ford Global Technologies, LLCInventors: Eric Matthew Kurtz, Christopher Polonowski, Daniel William Kantrow, Daniel Joseph Styles, Paul Joseph Tennison
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Patent number: 10060334Abstract: Systems are provided for cooling combustion chamber gasses and increasing an amount of air entrained in an injected fuel spray. In one example, a cooling passage may be included in an internal combustion engine, the cooling passage positioned exterior to a cylinder bore of the engine and coupled to the cylinder bore at a first opening and a second opening. The cooling passage may receive gasses from the cylinder bore via the first opening, and may cool the gasses as they travel through the cooling passage before returning the gasses to the cylinder bore via the second opening.Type: GrantFiled: June 1, 2016Date of Patent: August 28, 2018Assignee: Ford Global Technologies, LLCInventors: Christopher Polonowski, Eric Matthew Kurtz, Daniel William Kantrow, Jianwen James Yi
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Patent number: 10006347Abstract: A method for operating an engine system is provided. The method includes during a first condition, flowing exhaust gas from a first exhaust gas conduit to a first turbine inlet of a turbine and flowing exhaust gas from a second exhaust gas conduit to a turbine bypass conduit and during a second condition, flowing exhaust gas from the first exhaust gas conduit to the first turbine inlet and exhaust gas from the second exhaust gas conduit to a second turbine inlet.Type: GrantFiled: November 5, 2015Date of Patent: June 26, 2018Assignee: Ford Global Technologies, LLCInventors: Paul Joseph Tennison, Daniel William Kantrow, Curtis Michael Bauer, Sr.
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Publication number: 20170350308Abstract: Systems are provided for cooling combustion chamber gasses and increasing an amount of air entrained in an injected fuel spray. In one example, a cooling passage may be included in an internal combustion engine, the cooling passage positioned exterior to a cylinder bore of the engine and coupled to the cylinder bore at a first opening and a second opening. The cooling passage may receive gasses from the cylinder bore via the first opening, and may cool the gasses as they travel through the cooling passage before returning the gasses to the cylinder bore via the second opening.Type: ApplicationFiled: June 1, 2016Publication date: December 7, 2017Inventors: Christopher Polonowski, Eric Matthew Kurtz, Daniel William Kantrow, Jianwen James Yi