Patents Assigned to EATON INTELLIGENT POWER LIMITED
  • Publication number: 20250151185
    Abstract: A dimmer includes a TRIAC, a zero crossing detection circuit coupled to the TRIAC and structured to detect zero crossing of line voltage; a gate control circuit coupled to a gate of the TRIAC and the zero crossing detection circuit, the gate control circuit structured to drive the gate of the TRIAC to switch between an on phase and an off phase; a power supply circuit coupled to the gate control circuit and the zero crossing detection circuit, the power supply circuit structured to supply power to at least the gate control circuit and the zero crossing detection circuit; a snubber circuit coupled to the TRIAC and structured to limit fast transient voltages; and a zero crossing detection improvement circuit comprising a first switch and a second switch and structured to block current from flowing through the power supply circuit and the snubber circuit during the off phase.
    Type: Application
    Filed: October 30, 2024
    Publication date: May 8, 2025
    Applicant: EATON INTELLIGENT POWER LIMITED
    Inventors: Martin Hampl, Justin Franke, Hoon Lee, Nilesh Kadam
  • Publication number: 20250151184
    Abstract: A dimmer includes a TRIAC structured to conduct load current during an on phase and not conduct the load current during an off phase; a snubber circuit including a resistor and a capacitor electrically connected to the resistor at a node; and a bidirectional switch structured to transmit a gate current pulse to gate of the TRIAC to switch the TRIAC between the OFF phase and the ON phase, the bidirectional switch including a first MOSFET, a second MOSFET, a first resistor electrically connected to source of the first MOSFET and a second resistor electrically connected to source of the second MOSFET, drain of the first MOSFET being electrically connected to the node of the snubber circuit, and drain of the second MOSFET being electrically connected to the gate of the TRIAC.
    Type: Application
    Filed: November 4, 2024
    Publication date: May 8, 2025
    Applicant: EATON INTELLIGENT POWER LIMITED
    Inventors: Martin Hampl, Justin Franke, Hoon Lee, Nilesh Kadam
  • Patent number: 12294311
    Abstract: The present invention provides an auxiliary pre-charging device for a power converter. The power converter includes at least one power unit with an input end being connected to a medium and high voltage AC power source, and an output end being connected to a low voltage DC bus, wherein the auxiliary pre-charging device includes a switch, a transformer, a pre-charging resistor, and a rectifier sequentially connected in series, one end of the switch is connected to the medium and high voltage AC power source, and an output end of the rectifier is connected to the low voltage DC bus. The present invention also provides a pre-charging method for a power converter, which uses the aforementioned auxiliary pre-charging device to start pre-charging at the low-voltage output end of the power converter.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: May 6, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Jianxiong Yu, Jiajie Duan, Han Li, Cheng Luo, Qiang Chen
  • Patent number: 12288655
    Abstract: An arc bypass assembly for use in a circuit breaker includes: an arc chute including a base, two arc sides extending from the base, and a plurality of arc plates arranged within the two arc sides, the arc chute structured to dissipate an arc upon opening of primary contacts of the circuit breaker during a high current event; an arc horn extending outwardly from a first edge of the base of the arc chute toward a primary stationary contact coupled to a line-in conductor, the arc horn structured to attract the arc; and an arc bypass wire coupled to the base of the arc chute at one end and to a secondary stationary arm of the circuit breaker at another end, where the arc bypass assembly is structured to redirect a portion of current generated during the high current event to the load.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: April 29, 2025
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: James G. Maloney, Rachel A. Dunn, Mike Cantor
  • Patent number: 12287810
    Abstract: A method for classifying records by relevance to nodes of a hierarchical structure representative of a classification scheme for different classification options. The method includes receiving an input record having a plurality of record content features, and a contextual attribute indicative of a context of the receipt of the input record, retrieving relational data indicative of one or more nodes of the hierarchical structure that are associated with the contextual at-tribute of the received input record, and determining a relevance score for one or more of the nodes of the hierarchical structure to classify the input record. The relevance score of each node is determined in dependence on a comparison of the plurality of record content features of the input record relative to the classification option represented by said node, and further wherein the relevance score of each node depends on the retrieved relational data.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: April 29, 2025
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Adi Botea, Chahrazed Bouhini
  • Patent number: 12286908
    Abstract: A valvetrain includes a camshaft (501), a pivot (303), a rocker arm assembly (203) mounted on the pivot (303), a latch assembly (122), a power transfer module (100) a rocker arm (401), a cam follower (301) configured to engage a cam, and two contacts pin (403) protruding to opposite sides of the rocker arm (401). The electromagnetic latch assembly (122) includes a latch pin (405) and an electromagnet (119) that is powered through at least one of the contact pins (403). The power transfer module (100) includes a framework (101) that supports two contact pad each contacting a respective one of the contact pins. The framework (101) has a base that abuts the pivot (303). The contact pads extend upward from the base and terminates at a height that is below a height of the rocker arm assembly (203) above the pivot (303).
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: April 29, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventor: Dale Arden Stretch
  • Patent number: 12280657
    Abstract: A pressure relief assembly includes a plurality of valve components and a cap configured to house the valve components. The cap includes a ring having a retaining portion. The pressure relief assembly includes a sensor apparatus coupled to the cap via the ring. The sensor apparatus is configured to sense whether a predetermined pressure threshold is reached. The valve components operate to relieve pressure when the predetermined pressure threshold is reached. The sensor apparatus includes a retaining portion engaging the retaining portion of the ring. A valve assembly includes a first valve apparatus and the pressure relief assembly configured to bypass the first valve apparatus. The valve assembly includes a main housing that surrounds the first valve apparatus and the pressure relief assembly. The main housing defines an aperture in which the cap of the pressure relief assembly is at least partially disposed in the aperture.
    Type: Grant
    Filed: May 31, 2024
    Date of Patent: April 22, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Raymond Bruce McLauchlan, Eugene Francis Moody, II, Pramod Dnyaneshwar Jadhav, Robert Boychuk, Sascha Hermann, Mustafa Huseyin
  • Patent number: 12283802
    Abstract: A cable tray assembly includes first and second cable tray sections. Each cable tray section included a rail including a vertical web, an upper flange, and a lower flange. Each upper flange includes an outboard portion having a downwardly extending tab forming a groove extending along the upper flange. A splice plate assembly connects the first and second cable tray sections. The splice plate assembly includes a first splice plate configured to be retained in the groove extending along the upper flange of the first cable tray section. A second splice plate is configured to be retained in the groove extending along the upper flange of the second cable tray section. The first and second splice plates each define a fastener opening. The fastener openings are alignable with one another and configured to receive a fastener to connect the first and second cable tray sections when the splice plates are attached to the respective cable tray sections.
    Type: Grant
    Filed: January 19, 2023
    Date of Patent: April 22, 2025
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Jacob L. Johnson, Harshad N. Keskar, Joseph V. Vogel, Amol A. Khalkar
  • Patent number: 12276374
    Abstract: A structure attachment for a hanging support system includes an attachment body and a structure fastener coupled to the attachment body and configured to fasten the structure attachment to a structural support. A rod fastener is coupled to the attachment body and defines at least one threaded opening configured to mate with a threaded rod. The rod fastener is selectively movable relative to the structure fastener to adjust an angle between an axis of the threaded opening and a longitudinal axis of the structure fastener.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: April 15, 2025
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Richard Michael Latino, David Charles Brooks
  • Patent number: 12277851
    Abstract: Monitoring systems and methods incorporating wearable personal protection items with intelligent sensor units configured to communicate with one another and determine proximity of individuals to one another while also monitoring personal wellness and safety protocol compliance across a community of persons.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: April 15, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Srinivas Surya Katya Kanaka Garimella, Mihir Garimella
  • Patent number: 12276287
    Abstract: One or more boost pumps for a liquid hydrogen fuel system are disposed within the fuel tank and fully flooded. An electrical connector of each boost pump is sealed from the fuel tank and accessible from an exterior of the fuel tank while the boost pump is installed. Each boost pump can be independently replaced using a toolbox. Each boost pump is purged of fuel before being replaced by introducing a gas at a center region of the boost pump. The toolbox and new boost pump are purged prior to removal of the old boost pump. Each boost pump can be formed from modular components.
    Type: Grant
    Filed: July 12, 2023
    Date of Patent: April 15, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Subrata Sarkar, Abhijit Borawake, Steven Charles Riley, Andrew John Masson, Sahil Kartik Patel, Amit Kalmegh
  • Patent number: 12270323
    Abstract: A hydraulic capsule is provided for use in connection with an engine decompression brake or other variable valvetrain lifts. The hydraulic capsule comprises a main body having a latch pin, a first housing defined by a first outer diameter, an upper chamber defined by the first housing, and a first biasing member, and the latch pin is disposed inside the upper chamber and held by the first biasing member; a second body comprising a plunger, a second housing defined by a second outer diameter, a lower chamber defined by the second housing, and means for restricting the plunger at the bottom of the lower chamber, and the plunger is slidably moveable up and down inside the second housing; a biasing means, wherein the biasing means keeps the main body and the second body in contact; and a check assembly. The first outer diameter and the second diameter can be chosen according to manufacturing specifications and can be the same or different.
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: April 8, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Nicola Andrisani, Majo Cecur
  • Patent number: 12270865
    Abstract: A fuse monitoring assembly for monitoring one or more fuses within a fuse housing includes an upper housing and a lower housing coupled to the upper housing and defining a housing cavity; at least one sensor configured to measure fuse data associated with the one or more fuses, the fuse data including operational data of the fuse and environmental data in which the one or more fuses are located; and at least one processor communicatively coupled to the at least one sensor to transmit the fuse data to a remote computing device. The remote computing device is configured to receive the fuse data; determine an estimated remaining fuse service life by analyzing the fuse data using a combination of a physics model and a machine-learning model; and generate a fuse message based on the analysis. The sensor and the processor are positioned within the housing cavity.
    Type: Grant
    Filed: December 26, 2023
    Date of Patent: April 8, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Shubham Pandurang Surve, Prashant Sanjay Shelke
  • Patent number: 12270321
    Abstract: A pivoting bracket assembly for a valvetrain comprises a pivot pin, a first bracket comprising a first mounting area rotatable about the pivot pin and a first reaction arm extending away from the first mounting area, and a second bracket comprising a second mounting area rotatable about the pivot pin and a second reaction arm extending away from the first mounting area. A compliance member comprises a receiving leg biased against the first bracket and a transfer leg biased against the second bracket. A bias member comprises a first leg biased against the second bracket and a second leg configured to mount the bias member relative to the pivot pin. The bias member is configured to oppose bias forces from the compliance member. An actuator assembly can be installed so that a rotatable shaft is perpendicular to the pivot pin.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: April 8, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Vikram Deokar, Ketaki Purkar, Pratik Aher, Nicola Andrisani, Emanuele Raimondi
  • Publication number: 20250112450
    Abstract: A solid-state circuit breaker for a DC system includes a switching module having a first terminal detachably connectable to a DC power source and a second terminal detachably connectable to a load. The switching module has a predetermined plurality of solid-state switches connected in parallel between the first and second terminals. An energy absorbing module has a first terminal detachably connectable to the DC power source and a second terminal detachably connectable to the load. The switching module includes a predetermined plurality of solid-state Transient Voltage Supressors (TVS) connected in parallel between the first and second terminals.
    Type: Application
    Filed: May 26, 2023
    Publication date: April 3, 2025
    Applicant: Eaton Intelligent Power Limited
    Inventors: Piranavan Suntharalingam, Armen Baronian, Andrew Rockhill
  • Publication number: 20250112404
    Abstract: An improved wire management arrangement for managing utility-connected conductors run to an electrical wiring device includes a connector and a housing. The connector receives the conductors and includes electrical contacts that connect to the conductors. The rear side of the housing is structured to be coupled to the connector, and the front side of the housing is structured to have an electrical wiring device faceplate installed so that the faceplate can connect to utility power through the connector. The connector includes latching elements, and the housing includes latch receiving openings that cooperate with the latching elements in order to couple the connector to the housing. The latch receiving openings obstruct the latching elements from unintentionally becoming de-installed during the Underwriters Lab (UL) 20 pull test.
    Type: Application
    Filed: September 29, 2023
    Publication date: April 3, 2025
    Applicant: EATON INTELLIGENT POWER LIMITED
    Inventor: Jason Roy Oliver
  • Patent number: 12266985
    Abstract: A motor assembly can include a motor shaft, a stator assembly, and a rotor assembly, and can include a cooling jacket. The cooling jacket can include an inner wall facing radially inwardly towards the stator assembly and an opposite outer wall facing radially outwardly, a circumferential internal fluid passageway for allowing a cooling fluid to be pumped through an interior of the cooling jacket, the internal fluid passageway being disposed between the inner and outer walls and extending between an inlet and an outlet, a mounting pad receiving, at an opening in the outer wall, a heat generating component associated with the motor assembly, the opening being in fluid communication with the internal fluid passageway such that the cooling fluid can provide cooling to the heat generating component.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: April 1, 2025
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Mikhail Goykhman, Galen Chui, Armen Baronian
  • Patent number: D1070142
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: April 8, 2025
    Assignee: EATON INTELLIGENT POWER LIMITED
    Inventors: Prashant Lokhande, Vinaya N. Kubsad, Christopher Ring
  • Patent number: D1071300
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: April 15, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: Virginia Merriam, Sachin Nimbargi, Pawan Kumar Yadav, Sachin Bhimrao Ahirrao
  • Patent number: D1071873
    Type: Grant
    Filed: June 28, 2023
    Date of Patent: April 22, 2025
    Assignee: Eaton Intelligent Power Limited
    Inventors: James C. Folk, John D. Bean