Patents by Inventor Brandon William Fisher

Brandon William Fisher 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).

  • CONTACTOR DAMAGE AND DIAGNOSTICS
    Publication number: 20240047982
    Abstract: A method includes interpreting a contactor open event and a contactor load value for a contactor positioned on a motive power circuit for a mobile application, determining that a contactor opening event under load has occurred in response to the contactor open event and the contactor load value, and updating a contactor wear condition in response to the contactor opening event under load, wherein updating the contactor wear condition comprises accumulating a number of the contactor opening events under load.
    Type: Application
    Filed: October 9, 2023
    Publication date: February 8, 2024
    Inventors: Jacob William Green, Brandon William Fisher
  • MOBILE APPLICATION WITH COMBINED BREAKER AND RELAY
    Publication number: 20230335985
    Abstract: A mobile application includes a breaker/relay that includes a plurality of fixed contacts electrically coupled to a power bus, a plurality of corresponding moveable contacts that are selectively electrically coupled to the plurality of fixed contacts, allowing power flow through the power bus when electrically coupled to the fixed contacts and preventing power flow when not electrically coupled, an armature operationally coupled to at least one of the moveable contacts, such that the armature prevents electrical coupling between the at least one of the moveable contacts and the corresponding one of the fixed contacts when in a first position and allows electrical coupling when in a second position, a first biasing member biasing the armature into the first position or the second position; and an arc suppression assembly structured to guide and disperse an opening arc between each of the plurality of moveable contacts and the corresponding fixed contacts.
    Type: Application
    Filed: June 26, 2023
    Publication date: October 19, 2023
    Inventor: Brandon William Fisher
  • Contactor damage and diagnostics
    Patent number: 11784501
    Abstract: A method includes interpreting a contactor open event and a contactor load value for a contactor positioned on a motive power circuit for a mobile application, determining that a contactor opening event under load has occurred in response to the contactor open event and the contactor load value, and updating a contactor wear condition in response to the contactor opening event under load, wherein updating the contactor wear condition comprises accumulating a number of the contactor opening events under load.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: October 10, 2023
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Jacob William Green, Brandon William Fisher
  • Fuse and contactor with active current injection
    Patent number: 11738664
    Abstract: A system including a vehicle having a motive electrical power path, a power distribution unit comprising a current protection circuit disposed in the motive electrical power path, the current protection circuit comprising a thermal fuse and a contactor in a series arrangement with the thermal fuse. The system further including a current source circuit electrically coupled to the thermal fuse and structured to inject a current across the thermal fuse, a hardware filter electrically coupled to the thermal fuse, the hardware filter comprising a cutoff frequency determined in response to an injection frequency of the current source circuit, and sa voltage determination circuit electrically coupled to the thermal fuse and structured to determine an injected voltage amount in response to the filtered injected current.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: August 29, 2023
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventor: Brandon William Fisher
  • Active current injection through a fuse for an electric mobile application
    Patent number: 11660977
    Abstract: A system includes a vehicle comprising a motive electrical power path; a power distribution unit comprising a current protection circuit disposed in the motive electrical power path, the current protection circuit comprising a fuse; a current source circuit electrically coupled to the fuse and structured to inject a current across the fuse; and a voltage determination circuit electrically coupled to the fuse and structured to determine at least one of an injected voltage value and a fuse impedance value.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: May 30, 2023
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Brandon William Fisher, Robert Stephen Douglass
  • Power distribution unit with a configurable offset voltage for fuse current determination
    Patent number: 11664649
    Abstract: An apparatus to determine offset voltage to adjust a fuse current determination including a fuse load circuit structured to determine that no current is demanded for a fuse load, and to further determine that contactors associated with the fuse are open, an offset voltage determination circuit structured to determine an offset voltage corresponding to at least one component in a fuse circuit associated with the fuse, in response to the determining that no current is demanded for the fuse load, and an offset data management circuit structured to store the offset voltage, and to communicate a current calculation offset voltage for use by a controller to determine current flow through the fuse.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: May 30, 2023
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Brandon William Fisher, James David, Asheesh Soni
  • Fuse management for an electric mobile application
    Patent number: 11660976
    Abstract: A system includes a vehicle including a motive electrical power path and at least one auxiliary electrical power path; a power distribution unit having a motive current protection circuit disposed in the motive electrical power path, the motive current protection circuit including a fuse; an auxiliary current protection circuit disposed in each of the at least one auxiliary electrical power path, each auxiliary current protection circuit including an auxiliary fuse; a motive current sensor electrically coupled to the motive electrical power path, where the motive current sensor is configured to provide a motive current value; and at least one auxiliary current sensor, each auxiliary current sensor electrically coupled to one of the at least one auxiliary electrical power path, each auxiliary current sensor configured to provide a corresponding auxiliary current value.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: May 30, 2023
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventor: Brandon William Fisher
  • System, method, and apparatus for multi-port power converter and inverter assembly
    Patent number: 11658477
    Abstract: A multi-port power converter includes a housing that includes a plurality of ports structured to electrically interface to a plurality of loads, the plurality of loads having distinct electrical characteristics. The multi-port power converter also includes a plurality of solid state components configured to provide selected electrical power outputs and to accept selected electrical power inputs and a plurality of solid state switches configured to provide selected connectivity between the plurality of solid state components and the plurality of ports.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: May 23, 2023
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Martin Wayne Mensch, Brandon William Fisher, Robert Stephen Douglass, Austin Robert Zurface, Jeff Howard Urian, James David, Bharath Suda, Asheesh Soni, Karsten Gerving, Guido Vollmar, Gerd Schmitz, Christoph Bausch, Ute Molitor, Lutz Friedrichsen, Kai Schroeder, Julia Otte, Madeline Philipsohn, Norbert Roesner, Volker Lang, Johannes Meissner, Paolo D'Amico, Jalpa Shah, Meng Wang, Damrongrit Piyabongkarn, Niles Stephen Ramseyer, Dennis Dukaric, Matt Haylock, Justin Keith Griffiths
  • ARC FAULT DETECTION MODULES FOR VEHICLE ELECTRICAL SYSTEMS
    Publication number: 20230034902
    Abstract: Arc fault detection modules for vehicles intended to supervise circuits and detect arc fault conditions in both alternating current and direct current circuits. A number of these arc fault detection modules may be integrated into a vehicle's electrical system in strategic locations. Each arc fault module contains sensing capabilities for monitoring the circuit, and may also include signal conditioning capabilities, processing capabilities for determining the occurrence of an arc fault, contactors for disabling the supervised circuit, and communications capabilities to interact with other vehicle components and telematics systems. As a result arc fault detection odules can be customized to leverage existing features of a vehicle's electrical system or to provide fully redundant arc fault protection.
    Type: Application
    Filed: December 28, 2020
    Publication date: February 2, 2023
    Applicant: EATON INTELLIGENT POWER LIMITED
    Inventors: Chaitanya Bhalwankar, Ritika Shetty, Brandon William Fisher, Kumar Prasad Telikepalli, Naresh Kumar Kodela
  • CONTACTOR DAMAGE AND DIAGNOSTICS
    Publication number: 20220337070
    Abstract: A method includes interpreting a contactor open event and a contactor load value for a contactor positioned on a motive power circuit for a mobile application, determining that a contactor opening event under load has occurred in response to the contactor open event and the contactor load value, and updating a contactor wear condition in response to the contactor opening event under load, wherein updating the contactor wear condition comprises accumulating a number of the contactor opening events under load.
    Type: Application
    Filed: May 5, 2022
    Publication date: October 20, 2022
    Inventors: Justin Keith Griffiths, Nilesh Surase, Ritika Shetty, Shalini Tripathy, Somdut Dey, Madhavi Gupta, Mayura Madane, Sadiya Qureshi, Toseed Khan, Amit Chavan, Kumar Prasad Telikepalli, Atul Solvande, Hao Wang, Jiong Chen, Yueyue Deng, Jason Carroll, Srinivasan Arjun Tekalur, Jacob William Green, Ashok Chakravarthi Kandru, Cheng Luo, Tianyang Jiang, Cheng Wan, Ye Zhu, John Trublowski, Robert Stephen Douglass, Rajen Modi, Nilay Mehta, Laura Natali Valencia Fritsch, Han Li, Dongxin JIn, Lewei Qian, Jun Li, Hongrae Kim, Daniel R. Ouwenga, Patrick Herranz, Miroslav Horejs, Rohit Baranwal, Zhe Zhang, Martin Wayne Mensch, Brandon William Fisher, Austin Robert Zurface, Jeff Howard Urian, James David, Bharath Kumar Suda, Asheesh Kumar Soni, Rene Guy Gallet, Michael Scott Sullivan, Karsten Gerving, Guido Völlmar, Gerd Schmitz, Christoph Bausch, Ute Molitor, Lutz Friedrichsen, Kai Schroeder, Julia Otte, Madeline Philipsohn, Norbert Roesner, Volker Lang, Johannes Meissner, Paolo D'Amico, Jalpa Shah, Meng Wang, Damrongrit Piyabongkarn, Niles Stephen Ramseyer, Dennis Dukaric, Matt Haylock, Anvaya R. Hingangave, Devendra Patil
  • FUSE AND CONTACTOR MANAGEMENT FOR AN ELECTRIC MOBILE APPLICATION
    Publication number: 20220274504
    Abstract: A system includes a vehicle including a motive electrical power path; a power distribution unit including: a current protection circuit disposed in the motive electrical power path, the current protection circuit including a fuse and a contactor in a series arrangement with the fuse; a high voltage power input coupling including a first electrical interface for a high voltage power source; and a high voltage power output coupling including a second electrical interface for a motive power load, where the current protection circuit electrically couples the high voltage power input coupling to the high voltage power output coupling.
    Type: Application
    Filed: May 16, 2022
    Publication date: September 1, 2022
    Inventors: Robert Stephen Douglass, Brandon William Fisher, Martin Wayne Mensch, Austin Robert Zurface, Jeff Howard Urian, James David, Bharath Suda, Asheesh Soni
  • Fuse and contactor management for an electric mobile application
    Patent number: 11370324
    Abstract: A system includes a vehicle including a motive electrical power path; a power distribution unit including: a current protection circuit disposed in the motive electrical power path, the current protection circuit including a fuse and a contactor in a series arrangement with the fuse; a high voltage power input coupling including a first electrical interface for a high voltage power source; and a high voltage power output coupling including a second electrical interface for a motive power load, where the current protection circuit electrically couples the high voltage power input coupling to the high voltage power output coupling.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: June 28, 2022
    Assignee: Eaton Intelligent Power Limited
    Inventors: Robert Stephen Douglass, Brandon William Fisher, Martin Wayne Mensch, Austin Robert Zurface, Jeff Howard Urian, James David, Bharath Suda, Asheesh Soni
  • System, method, and apparatus for power distribution in an electric mobile application using a combined breaker and relay
    Patent number: 11159008
    Abstract: A mobile application including a motive power circuit including a power storage device and an electrical load; a power distribution unit (PDU) electrically interposed between the power storage device and the electrical load, wherein the PDU includes a breaker/relay positioned on one of a high side and a low side of the power storage device; wherein the breaker/relay includes: a fixed contact electrically coupled to the power bus; a movable contact selectively electrically coupled to the fixed contact; an armature operationally coupled to the movable contact; a first biasing member biasing the armature into one of the first position or the second position; and a means for selecting a down force value of the movable contact, thereby providing for a physical opening response of the breaker/relay in response to a selected current value.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: October 26, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher
  • System, method, and apparatus for power distribution in an electric mobile application using a combined breaker and relay
    Patent number: 11152781
    Abstract: A system including a vehicle having a motive electrical power path; a power distribution unit including a current protection circuit disposed in the motive electrical power path, the current protection circuit including a breaker/relay, the breaker/relay including: a fixed contact, a moveable contact, and a physical opening response portion responsive to a current value; a current source circuit electrically coupled to the breaker/relay and structured to inject a current across the fixed contact; and a voltage determination circuit electrically coupled to the breaker/relay and structured to determine at least one of an injected voltage amount and a contactor impedance value, wherein the voltage determination circuit comprises an analog hardware filter having a cutoff frequency selected in response to a frequency of the injected current.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: October 19, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher
  • System, method, and apparatus for power distribution in an electric mobile application using a combined breaker and relay
    Patent number: 11128125
    Abstract: A mobile application includes a motive power circuit, the motive power circuit including a power storage device and an electrical load, where the power storage device and the electrical load are selectively electrically coupled through a power bus; a power distribution unit (PDU) electrically interposed between the power storage device and the electrical load, where the PDU comprises a breaker/relay positioned on one of a high side and a low side of the power storage device; wherein the breaker/relay includes a fixed contact electrically coupled to the power bus, a moveable contact selectively electrically coupled to the fixed contact, an armature operationally coupled to the moveable contact, and a biasing member biasing the armature.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: September 21, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher
  • System, method, and apparatus for power distribution in an electric mobile application using a combined breaker and relay
    Patent number: 11114840
    Abstract: A mobile application including a motive power circuit including a power storage device and an electrical load, where the power storage device and the electrical load are selectively electrically coupled through a power bus; a power distribution unit (PDU) electrically interposed between the power storage device and the electrical load, wherein the PDU comprises a breaker/relay including: a fixed contact electrically coupled to the power bus; a movable contact selectively electrically coupled to the fixed contact; an armature operationally coupled to the movable contact; a first biasing member biasing the armature; a contact force spring operationally interposed between the armature and the movable contact; and a means for adjusting an opening velocity of the moveable contact during a run-time operation of the power bus, wherein the opening velocity comprises an initial velocity of the moveable contact away from the fixed contact in response to a physical opening response.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: September 7, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher
  • System, method, and apparatus for power distribution in an electric mobile application using a combined breaker and relay
    Patent number: 11108225
    Abstract: A mobile application including a motive power circuit including a power storage device and an electrical load electrically coupled through a power bus; a power distribution unit (PDU) electrically interposed between the power storage device and the electrical load; wherein the breaker/relay includes: a fixed contact electrically coupled to the power bus; a movable contact selectively electrically coupled to the fixed contact; an armature operationally coupled to the movable contact; a first biasing member biasing the armature into a position; a contact force spring operationally interposed between the armature and the movable contact, such that in response to the armature being in the second position, the contact force spring is at least partially compressed; and a means for adjusting an opening velocity of the moveable contact, wherein the opening velocity comprises an initial velocity of the moveable contact away from the fixed contact in response to a physical opening response.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: August 31, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher
  • System, method, and apparatus for power distribution in an electric mobile application using a combined breaker and relay
    Patent number: 11095115
    Abstract: A system includes a housing; and a breaker/relay device positioned in the housing, wherein the breaker/relay device is configured to interrupt a motive power circuit for an electrical vehicle system, where the housing is disposed on the electrical vehicle system, where the breaker/relay device includes a physical opening response portion responsive to a first current value in the motive power circuit, and a controlled opening response portion responsive to a second current value in the motive power circuit, where the physical opening response portion is structured to be adjustable to at least one adjustment operation.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: August 17, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher
  • Active current injection through a fuse for an electric mobile application
    Patent number: 11088533
    Abstract: A system includes a vehicle having a motive electrical power path; a power distribution unit comprising a current protection circuit disposed in the motive electrical power path, the current protection circuit comprising a thermal fuse and a contactor in a series arrangement; a current source circuit electrically coupled to the thermal fuse and structured to determine that a load power throughput of the motive electrical power path is low, and to inject a current across the thermal fuse in response to the load power throughput of the motive electrical power path being low; a voltage determination circuit electrically coupled to the thermal fuse and structured to determine at least one of an injected voltage amount and a thermal fuse impedance value; and wherein the current source circuit determines the load power throughput of the motive electrical power path is low in response to the vehicle being in a shutdown state.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: August 10, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher
  • System, method and apparatus for power distribution in an electric mobile application using a combined breaker and relay
    Patent number: 11081875
    Abstract: A system including a vehicle having a motive electrical power path; a power distribution unit including a current protection circuit comprising a breaker/relay including: a fixed contact; a movable contact; a physical opening response portion responsive to a current value in the motive power circuit; a current source circuit electrically coupled to the breaker/relay and structured to inject a current across the fixed contact; and a voltage determination circuit electrically coupled to the breaker/relay and structured to determine at least one of an injected voltage amount and a contactor impedance value, wherein the voltage determination circuit comprises a high pass filter having a cutoff frequency selected in response to a frequency of the injected current.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: August 3, 2021
    Assignee: Eaton Intelligent Power Limited
    Inventor: Brandon William Fisher