855 patents
Page 6 of 43
Utility
Slotted stator core and additive manufacturing method for production
8 Aug 23
A one-piece solenoid stator core is provided, comprising: a plurality of outer wall segments; a plurality of inner wall segments; and a lower wall extending between the plurality of outer wall segments and the plurality of inner wall segments; wherein a plurality of outer slots is defined between the plurality of outer wall segments and a plurality of inner slots is defined between the plurality of inner wall segments, each of the outer slots being radially aligned with an inner slot relative to a central axis of the stator core.
Edward B. Manring, Ross A. Phillips, Steven E. Ferdon
Filed: 23 Jul 20
Utility
Systems and methods for limiting a duty cycle of an internal combustion engine in a series hybrid powertrain for improved turbocharger efficiency
1 Aug 23
A powertrain system includes an engine coupled to a turbocharger and a timer, a motor generator coupled to the engine and a battery, and a controller.
Sriram S. Popuri, Adrian P. Dale, Kristopher R. Bare, Xing Jin
Filed: 1 Sep 20
Utility
Method for determining pilot injection mass
1 Aug 23
A variety of methods and arrangements are described for determining a pilot injection mass during skip fire operation of an internal combustion engine.
Benjamin Wolk, Justin Lee, Timothy Hayden Shipp
Filed: 19 Aug 21
Utility
Systems and methods of using an energy storage device to assist an ejector
1 Aug 23
The present disclosure generally relates to systems and methods for using an energy storage device to assist a venturi or an ejector in a fuel cell or fuel stack system.
Richard Ancimer
Filed: 3 Feb 22
Utility
Scalable rules-based object-oriented power system control scheme
1 Aug 23
Systems and apparatuses include a non-transitory computer readable media having computer-executable instructions embodied therein that, when executed by a circuit of a power system, causes the power system to perform functions to activate and deactivate routes.
Kevin J. Aufderhar, Paul R. Dahlen, Dennis G. McDonald
Filed: 22 Jan 21
Utility
Systems and methods for dynamic control of filtration efficiency and fuel economy
25 Jul 23
A filtration assembly for removing particulate matter from exhaust gas produced by an engine, including: a first filter; a second filter positioned downstream of the first filter; and a valve including: a first ring defining a plurality of first openings, and a second ring defining a plurality of second openings, the second ring abutting the first ring.
Yujun Wang, John K. Heichelbech, Changsheng C. Su
Filed: 22 Mar 22
Utility
Liquid only lance injector
25 Jul 23
A lance injector assembly for an exhaust component includes: an exhaust conduit; a shaft configured to extend into the exhaust conduit and dispense reductant from a hydraulically-actuated valve; an actuator configured to operate the hydraulically-actuated valve; and a mounting system configured to couple the actuator and the shaft to the exhaust conduit.
Samuel Johnson, John G. Buechler, Matthew K. Volmerding, Jacob W. Brown, Gaurav Hemant Pandit
Filed: 17 Jun 21
Utility
Systems and methods for dry chemical reductant insertion in aftertreatment systems
25 Jul 23
A reductant insertion system for an after treatment system configured to decompose constituents of an exhaust gas, includes: a dry reductant tank configured to contain a dry reductant; a reductant delivery line configured to operatively couple the dry reductant tank to the after treatment system for delivery of the dry reductant to the after treatment system; and a pressurized gas source configured to communicate the dry reductant to the after treatment system through the reductant delivery line using pressurized gas.
Matthew K. Volmerding, Christopher T. Brown, Ulises Mondragon, Vincent McDonell
Filed: 29 Aug 19
Utility
High speed rotating crankcase ventilation filter media and media pack
18 Jul 23
Filter media and media packs that provide robust performance in high-speed rotating coalescer (HSRC) elements for crankcase ventilation systems are described.
Brian W. Schwandt, Saru Dawar, Christopher E. Holm, Jerald J. Moy, Barry M. Verdegan
Filed: 25 Feb 21
Utility
Systems and methods for online power management for hybrid powertrains
18 Jul 23
At least some embodiments of the present disclosure are directed to systems and methods of online power management for hybrid powertrains.
Dheeraj B. Gosala, Carlos A. Lana
Filed: 22 Jul 20
Utility
Methods and systems for accelerated determining of state of health using incremental capacity analysis
18 Jul 23
Systems and methods for determining state of health (SOH) of a battery.
Aleksey Yezerets, Guodong Fan
Filed: 18 Mar 21
Utility
Vanes and shrouds for a turbo-machine
11 Jul 23
A turbine for a turbo-machine is proposed in which, at a gas inlet for a turbine wheel, vanes extend from a nozzle ring though slots in a shroud.
Matthew William Edwards, Karl Conlon, Simon David Moore, Christopher Parry, Andrew Sullivan, Paul Ghosh, Mark R. Holden, George E. Sandford, Nandakishore Arcot Madhusudan, Stephen David Hughes, Christopher J. Shaw
Filed: 25 Apr 22
Utility
Systems and methods for desulfation of catalysts included in aftertreatment systems
11 Jul 23
An aftertreatment system for reducing constituents of an exhaust gas having a sulfur content includes: an oxidation catalyst; a filter disposed downstream of the oxidation catalyst; and a controller configured, in response to determining that the filter is to be regenerated and a desulfation condition being satisfied, to: cause a temperature of the oxidation catalyst to increase to a first regeneration temperature that is greater than or equal to 400 degrees Celsius and less than 550 degrees Celsius; cause the temperature of the oxidation catalyst to be maintained at the first regeneration temperature for a first time period; and after the first time period, cause the temperature of the oxidation catalyst to increase to a second regeneration temperature equal to or greater than 550 degrees Celsius.
Michael J. Cunningham, Aleksey Yezerets, Junhui Li, James A. Cramer
Filed: 30 Mar 20
Utility
Unique block rib geometry for reducing liner distortion
11 Jul 23
An engine block includes one or more cylinder bores wherein each cylinder bore is surrounded by a cylinder bore wall.
Xiling Zhou, Vijaysai Karuppiah Kumareshan, John Jerl Purcell, III, Mathew A. Clark
Filed: 18 Jun 21
Utility
Valve train system for extended duration intake valve opening
11 Jul 23
A variable valve timing assembly is provided for extending a duration of an intake valve opening.
Adam C. Cecil, Richard J. Gustafson
Filed: 5 Oct 21
Utility
Methods for removal and replacement of a filter element cartridge including an attachment member
4 Jul 23
A filter assembly includes a canister housing closable by a lid and containing a removable and replaceable filter element cartridge.
GĂ©rard Malgorn, Arnaud Le Ven
Filed: 13 Jan 20
Utility
Exhaust gas aftertreatment systems
4 Jul 23
An exhaust gas aftertreatment system includes a housing assembly and a reductant delivery system.
Robert G. Sperry, Chetan Kishorrao Chawane, Karan Shaileshkumar Chinaiwala, Enoch Nanduru
Filed: 20 Dec 21
Utility
Prime mover systems with a power take-off system and a transmission
4 Jul 23
A prime mover system includes a first prime mover, a first drive shaft, a differential, a power take-off (PTO) drive shaft, a second drive shaft, a transmission, a first accessory, and an output shaft.
David J. Langenderfer
Filed: 5 Feb 20
Utility
Electric drive vehicle with low speed creep
4 Jul 23
Systems and methods to control the vehicle speed of a vehicle includes a motor and a controller coupled to the motor.
Martin T. Books, Richard A. Booth, Jeffrey S. Rauch, Joseph E. Paquette
Filed: 15 Feb 22
Utility
Increase aftertreatment temperature during light load operation
4 Jul 23
A method includes: determining that at least one cylinder of a first cylinder bank of an engine is active; determining that at least one cylinder of a second cylinder bank of the engine is inactive; receiving an inlet temperature of a selective catalytic reduction system; comparing the inlet temperature to a temperature setpoint; and adjusting at least one of a first exhaust manifold pressure setpoint for the first cylinder bank or a second exhaust manifold pressure setpoint for the second cylinder bank based on the comparison.
Travis Alva Anderson, Joan M. Wills, Rajkumar Subramanian, Vaibhav Daramwar, Pagalavan Mathari Bakthavatsalam, Paul Daniel Borisuk
Filed: 14 Oct 22