Patents Examined by Eric Johnson
  • Patent number: 11916460
    Abstract: The present invention may provide a motor including a housing, a stator busbar, and a terminal part connected to the busbar, wherein the busbar includes a first terminal, the terminal part includes a terminal body and a second terminal connected to the first terminal, the terminal body includes a body disposed to be spaced apart from an upper end of the housing and legs which extend from the body and are in contact with the housing, a width of each of the legs in a circumferential direction is smaller than a width of the body in the circumferential direction, the first end portion is disposed between the rotor and an inner circumferential surface of the housing in a radial direction, and the second end portion is disposed between a lower surface of the body and the upper end of the housing in an axial direction.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: February 27, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Se Jong Kim
  • Patent number: 11911792
    Abstract: A capacitive transducer is provided. The capacitive transducer includes a plate including a protruding center mass and a substrate with a center depression configured to accept the center mass. The capacitive transducer also includes a first electrode coupled to a non-horizontal edge surface of the center mass and a second electrode coupled to a non-horizontal edge surface of the center depression. The capacitive transducer further includes a third electrode coupled to a horizontal edge surface of the center mass and a fourth electrode coupled to a horizontal edge surface of the center depression. The plate is coupled to the substrate at least along an outer perimeter area of the plate and the substrate.
    Type: Grant
    Filed: January 12, 2021
    Date of Patent: February 27, 2024
    Assignee: GE Precision Healthcare LLC
    Inventors: Rupak Bardhan Roy, Edouard Da Cruz, Frederic Lanteri, Omid Farhanieh, Jean-Fran├žois Gelly, Flavien Daloz
  • Patent number: 11888376
    Abstract: A rotary electric machine unit including a rotary electric machine, and an electric power conversion device having a plurality of power modules. The rotary electric machine includes a stator, a rotor, and a housing. The housing includes a housing flow path through which a refrigerant flows. The power modules of the electric power conversion device and the rotary electric machine are configured to be cooled by the refrigerant.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: January 30, 2024
    Assignee: DENSO CORPORATION
    Inventors: Ryota Tanabe, Yuta Hashimoto, Tomohisa Sano, Tomoyuki Shinkai
  • Patent number: 11870304
    Abstract: The present invention provides a rotary electric machine with improved reliability by suppressing a partial increase in surface pressure generated in a stator using a housing with improved roundness. The rotary electric machine of the present invention has a rotor, a stator, and a tubular housing for fixing the stator from an outer peripheral side. The housing has a flange extending in an outer peripheral direction at an axial end portion of an outer peripheral surface, and the flange has a recess extending in a circumferential direction.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: January 9, 2024
    Assignee: Hitachi Astemo, Ltd
    Inventors: Shinjirou Watari, Shinji Yamazaki, Mohdbasir Zulaika
  • Patent number: 11863044
    Abstract: The present disclosure provides a motor for a high-speed electric hair dryer. The motor for the high-speed electric hair dryer includes: an air duct shell, a stator mechanism, a rotor mechanism, blades and a concave motor bracket. The rotor mechanism includes a rotating shaft, a first bearing, a second bearing and a magnetic ring. The stator mechanism is fixed in the concave motor bracket. Installation holes for installing the first bearing and the second bearing are formed in two ends of the concave motor bracket. A semicircular machine cover is arranged on the concave motor bracket. The magnetic ring is arranged in the stator mechanism, the concave motor bracket is fixed in the air duct shell. The rotating shaft passes through one end of the first bearing and is connected to the blades, and the blades are installed in the air duct shell.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: January 2, 2024
    Inventors: Yanping Zeng, Xiping Li
  • Patent number: 11863050
    Abstract: The present invention relates to a rotating machine and a hoist. An object of the present invention is to provide a rotating machine and a hoist with improved cooling performance. A motor (10) includes: a stator (11) and a rotor (12); a rib part (12d) that rotates in accordance with rotation of the rotor (12), and a wind guide member (16) that guides wind taken in from a ventilation inlet (15aa) by rotation of the rib part 12d to a ventilation outlet (15ab).
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: January 2, 2024
    Assignee: MEIDENSHA CORPORATION
    Inventors: Takuto Azegami, Takayuki Onishi, Keisuke Matsuo
  • Patent number: 11855513
    Abstract: The invention relates to an electric drive (10), in particular an electric motor of an engine-cooling fan or of an ABS/ESP of a motor vehicle, comprising an electric connector (22) and a housing (12), in the interior (14) of which a drive assembly (16) is arranged. The electric connector (22) has at least one electric line (41) contacting the drive assembly (16), an opening (20) is formed on the housing (12) for guiding through the electric line (41), and a seal (24) is arranged in the region of the housing opening (20). The electric line (41) has a first portion (50) and a second portion (52), the first portion (50) having a conductor (44) mid a sheath (48) encasing the conductor (44), and the second portion (52) being formed as an exposed conductor (44), the electric connector (22) having a sleeve-like element (42) in which the second portion (52) is arranged at least in part.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: December 26, 2023
    Assignee: Robert Bosch GmbH
    Inventors: Harald Merz, Harold Bitzer
  • Patent number: 11855516
    Abstract: The present disclosure relates to a motor including: a plurality of terminals; an insert member configured to support the plurality of terminals spaced apart from one another; and a holder configured to surround the plurality of terminals and the insert member, thereby simplifying a structure and a manufacturing process and improving durability.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: December 26, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Hye Seong Yang, Yeong Woo Seo
  • Patent number: 11837941
    Abstract: The disclosure relates to a motor device including a bracket, a connection assembly, a sensor, a stator and a rotor. The bracket includes a first end, a second end, a communication aperture and a slot. The communication aperture passes through the first end and the second end. The slot is disposed at the first end. The connection assembly is disposed in the slot and includes a first connector and a second connector. The second connector is inserted into an accommodation opening of the first connector. The sensor is disposed at the first end and includes a first circuit board connected to the first connector through a first connection element. The stator is connected to the second end and includes a second circuit board connected to the second connector through the second connection element. An end portion of the rotor passes through the communication aperture and spatially corresponds to the sensor.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: December 5, 2023
    Assignee: DELTA ELECTRONICS, INC.
    Inventor: Fu-Mei Hsu
  • Patent number: 11837927
    Abstract: An electric machine includes a stator core, interconnected hairpin windings, and a terminal. The interconnected hairpin windings are arranged between an inner diameter and an outer diameter of the core. The interconnected hairpin windings are arranged to form a plurality of electrical phases. The terminal is configured to connect a first of the plurality of electrical phases of the hairpin windings to a power source. The terminal has a first plate that is connected to a first pair of hairpins that are disposed along the outer diameter of the core. The terminal has a second plate that is connected to a second pair of hairpins that are disposed along the inner diameter of the core. The terminal has a bridge plate that extends between and connects the first plate to the second plate.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: December 5, 2023
    Assignee: Ford Global Technologies, LLC
    Inventors: Siraj Siddiqui, Jeremy Richard Ikerd
  • Patent number: 11831218
    Abstract: A motor includes: an inner housing defining an accommodation space, an outer housing defining a flow path with the inner housing, an impeller disposed at a first side of the inner housing, a power portion that is disposed in the accommodation space and that includes a rotation shaft coupled to the impeller so as to be rotated together with the impeller, a bracket coupled to the inner housing at a second side of the inner housing and rotatably supporting the rotation shaft, and a printed circuit board (PCB) that is spaced apart from the bracket by a predetermined distance and that is electrically connected to the power portion. A circumference of the PCB includes a plurality of concave portions that are spaced apart from each other, and the plurality of concave portions are recessed toward a center of the PCB.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: November 28, 2023
    Assignee: LG Electronics Inc.
    Inventors: Jaeho Kim, Sunghyun Kim, Kyungho Ha
  • Patent number: 11831209
    Abstract: Provided are a motor control device including: a motor case including a motor; a housing, which is provided to have a power supply connector mounted thereon and cover an upper portion of the motor case; and a control unit, which is arranged on a side opposite to an output side on an output shaft of the motor in a space formed by the motor case and the housing, and an electric power steering control device. The control unit includes a filter portion, which is arranged in an upper portion of the control unit and is connected to the power supply connector, a control board, which is arranged below the filter portion and has mounted thereon circuit components configured to supply an electric current to the motor, and a shield plate, which is arranged between the filter portion and the control board and is grounded to the motor case.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: November 28, 2023
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takanori Ichikawa, Kazuhisa Takashima, Kentaro Urimoto
  • Patent number: 11824404
    Abstract: A motor with an outer rotor, including an inner stator, an outer rotor with a cylindrical structure having an open end, a controller, and a cooling fan. The outer rotor is rotatably sleeved at one end of the inner stator in an axial direction of the inner stator; the controller is arranged at the other end of the inner stator; the cooling fan is annularly arranged in a circumferential direction of the outer rotor at one end of the outer rotor close to the controller, and is located in an avoidance space formed between the controller and the outer rotor, so as to convey air to the controller and the outer rotor.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: November 21, 2023
    Assignee: SHANDONG DINGFENG AVIATION TECHNOLOGY CO., LTD.
    Inventor: Yu Tian
  • Patent number: 11824412
    Abstract: Provided is a disc-type ironless permanent magnet synchronous generator powered by an auxiliary power supply, which comprises a stator coil disc and a pair of permanent magnet rotor discs (1) positioned on two sides of the stator coil disc and arranged with a gap therebetween, a circle of main coils (3) are fixedly arranged on the stator coil disc around a center of the disc, the main coil is a main winding of an electric motor to output electric energy, an auxiliary winding independent from the main winding is arranged on a circumference formed by the main coils (3) in a surrounding manner, and output power of the auxiliary winding is less than output power of the main winding.
    Type: Grant
    Filed: February 21, 2023
    Date of Patent: November 21, 2023
    Inventors: Xiaoguang Wang, Renwei Yu
  • Patent number: 11824422
    Abstract: A drive motor includes an inverter housing mounted therein, which couples an inverter housing to the top or side of a drive motor frame, wherein the inverter coupling bracket includes an inverter housing surface-contacting frame in which support gaps of first and second floor frames, surface-contacting the circumferential surface of a flange coupled to one end of the drive motor frame and the circumferential surface of a bracket coupled to the other end of the drive motor frame in the longitudinal direction, are integrally formed, and an arc-shaped drive motor frame circumferential surface-contacting portion is formed on the lower surface of the inverter housing surface-contacting frame, fixing pieces inclined inward are formed at the left and right ends of the first and second floor frames, respectively, and a fixing protruding piece is formed at each of the front and rear ends of the inverter housing surface-contacting frame.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: November 21, 2023
    Assignee: NEW MOTECH CO., LTD.
    Inventors: Jeong Cheol Jang, Ji Min Lee, Min Ho Kim
  • Patent number: 11817743
    Abstract: An electric machine including a stator and a frame, the stator is supported with support necks on the frame in at least two axially spaced support locations. The support locations include a first group of support necks and a second group of support necks. The support necks in the first group are positioned in connection with a vertical centre plane. The second group includes two side support necks positioned opposite to each other at an angular distance above or below a horizontal centre plane. The angular distance is defined by a first angle which is determined in degrees by the formula ?1=(90/P)┬▒(?)*(90/P), where P is the number of poles of the electric machine and P>2.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: November 14, 2023
    Assignee: ABB SCHWEIZ AG
    Inventors: Timo Holopainen, Juha Pekka Jokinen, Carlos Chavez
  • Patent number: 11806857
    Abstract: A power tool is provided including a housing including a motor case and a handle; an electric motor housed within the motor case and rotatably driving a motor spindle; a gear case mounted on the housing; and an output spindle rotatably coupled to the motor spindle. The output spindle, motor spindle, and the handle form the plane through the housing. A fan is coupled to the motor to generate an airflow through the housing. The housing includes a first air inlet on a first side of the plane and a second air inlet a second side of the plane opposite the first air inlet, both adjacent the motor. The first air inlet is larger than the second air inlet to allow a larger volume of air to enter the housing from the first side of the plane than from the second side of the plane.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: November 7, 2023
    Assignee: BLACK & DECKER, INC.
    Inventors: Daniel F. Nace, James H. Stiles, III
  • Patent number: 11804751
    Abstract: An electric actuator includes a case, an electric motor 5 built in the case, and a motion conversion mechanism 4 configured to convert a rotary motion of the electric motor 5 into a linear motion. The electric motor 5 is fixed to the case (gear case 10) at a first end in an axial direction of the electric motor 5, and the electric actuator is provided with a first elastic member 50 between an outer peripheral surface of the electric motor 5 and an inner peripheral surface of the case (motor case 60) at a second end of the electric motor opposite to the first end fixed to the case (gear case 10).
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: October 31, 2023
    Assignee: NTN CORPORATION
    Inventors: Tatsunori Shimizu, Kimihito Ushida, Masao Kurita
  • Patent number: 11804742
    Abstract: The invention relates to a rotor (1) of an electromagnetic motor or generator having a body comprising an inner hub (2) which is concentric to a central axis (7) of rotation of the rotor (1), branches (3) extending radially with respect to the central axis (7) of rotation from the inner hub (2) towards a hoop (8) forming a circular outer periphery of the rotor (1), at least one magnet (10) being housed in each space delimited between two adjacent branches (3), each having a width which decreases with distance from the inner hub (2) and terminates by a tapered tip (3b) against the hoop (8). Each magnet is in the form of a magnet structure (10) consisting of a plurality of individual magnets (4) which are secured together by a fiber-reinforced insulating material, each individual magnet (4) being elongated in shape by extending in the axial direction of the rotor (1).
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: October 31, 2023
    Assignee: Whylot SAS
    Inventors: Loic Mayeur, Romain Ravaud
  • Patent number: 11799358
    Abstract: A power generation device includes a body, an electric generator, a hub, and an arm. The body extends from a first end to a second end and a longitudinal axis extends from the first end to the second end. The electric generator is housed within the body and includes a rotor. The hub is coupled to the body at the first end and is rotatable with respect to the body about the longitudinal axis. The arm extends from the hub such that the arm is rotatable with the huh about the longitudinal axis. The arm is pivotably coupled to the hub such that arm is pivotable with respect to the hub about a pivot axis that is non-collinear with the longitudinal axis. Rotation of the hub and the arm about the longitudinal axis causes rotation of the rotor of the generator to generate electrical power.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: October 24, 2023
    Assignee: MIW Associates LLC
    Inventors: Marvin Weinberger, Edward T. Polkowski