Patents Assigned to Mahle International GmbH
  • Publication number: 20240084795
    Abstract: An electric compressor includes a housing, refrigerant inlet port, a refrigerant outlet port, an inverter section, a motor section, a compression device and a front cover. The housing defines an intake volume and a discharge volume. The refrigerant inlet port is coupled to the housing and is configured to introduce the refrigerant to the intake volume. The compression device is a scroll-type compression device configured to compress the refrigerant. The refrigerant outlet port is coupled to the housing and is configured to allow compressed refrigerant to exit the scroll-type electric compressor from the discharge volume.
    Type: Application
    Filed: September 13, 2022
    Publication date: March 14, 2024
    Applicant: MAHLE INTERNATIONAL GMBH
    Inventor: Brent Haseley
  • Publication number: 20240084796
    Abstract: An electric compressor includes a housing, refrigerant inlet port, a refrigerant outlet port, an inverter section, a motor section, a compression device and a front cover. The housing defines an intake volume and a discharge volume. The refrigerant inlet port is coupled to the housing and is configured to introduce the refrigerant to the intake volume. The compression device is a scroll-type compression device configured to compress the refrigerant. The refrigerant outlet port is coupled to the housing and is configured to allow compressed refrigerant to exit the scroll-type electric compressor from the discharge volume.
    Type: Application
    Filed: September 13, 2022
    Publication date: March 14, 2024
    Applicant: MAHLE INTERNATIONAL GMBH
    Inventor: Brent Haseley
  • Publication number: 20240084803
    Abstract: An electric compressor includes a housing, refrigerant inlet port, a refrigerant outlet port, an inverter section, a motor section, a compression device and a front cover. The housing defines an intake volume and a discharge volume. The refrigerant inlet port is coupled to the housing and is configured to introduce the refrigerant to the intake volume. The compression device is a scroll-type compression device configured to compress the refrigerant. The refrigerant outlet port is coupled to the housing and is configured to allow compressed refrigerant to exit the scroll-type electric compressor from the discharge volume.
    Type: Application
    Filed: September 13, 2022
    Publication date: March 14, 2024
    Applicant: MAHLE INTERNATIONAL GMBH
    Inventor: Jonathan Hammond
  • Publication number: 20240084797
    Abstract: An electric compressor includes a housing, refrigerant inlet port, a refrigerant outlet port, an inverter section, a motor section, a compression device and a front cover. The housing defines an intake volume and a discharge volume. The refrigerant inlet port is coupled to the housing and is configured to introduce the refrigerant to the intake volume. The compression device is a scroll-type compression device configured to compress the refrigerant. The refrigerant outlet port is coupled to the housing and is configured to allow compressed refrigerant to exit the scroll-type electric compressor from the discharge volume.
    Type: Application
    Filed: September 13, 2022
    Publication date: March 14, 2024
    Applicant: MAHLE INTERNATIONAL GMBH
    Inventor: Brent Haseley
  • Patent number: 11929527
    Abstract: A fuel cell device of a motor vehicle is disclosed. The fuel cell device includes a fuel cell, a supply air path leading to the fuel cell for a cathode supply air flow, and an exhaust air path leading away from the fuel cell for a cathode exhaust air flow. The supply air path and the exhaust air path are routed through a humidifier that humidifies the supply air and dehumidifies the exhaust air. The exhaust air path is further routed through a water separator that removes water from the exhaust air to provide evaporation water. A heat exchanger for cooling the fuel cell is provided that has an evaporative cooler for cooling the heat exchanger. The evaporative cooler is assigned to the water separator in fluidic communication and is supplied with evaporation water by the water separator.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: March 12, 2024
    Assignee: Mahle International GmbH
    Inventors: Michael Baumann, Richard Bruemmer, Matthias Gaenswein, Sven Alexander Kaiser, Frank Von Luetzau, Jan Schultes, Thomas Strauss
  • Patent number: 11927188
    Abstract: A gerotor device for a pump apparatus is disclosed. The gerotor device includes at least two gerotor stages that respectively include an inner rotor rotating during operation about an inner axis with teeth projecting radially outside, and an outer rotor rotating during operation about an outer axis radially offset relative to the inner axis with radially inner open tooth gaps, in which the teeth of the inner rotor engage. A rotor body rotating during operation about a rotor axis includes radially open tooth gaps of a first gerotor stage of the at least two gerotor stages and teeth projecting radially outside of a second gerotor stage of the at least two gerotor stages. The tooth gaps of the at least two gerotor stages are fluidically sealed at least one of against one another and relative to a surrounding area.
    Type: Grant
    Filed: March 8, 2023
    Date of Patent: March 12, 2024
    Assignee: Mahle International GmbH
    Inventors: Holger Conrad, Torsten Klein
  • Patent number: 11920824
    Abstract: A humidifying device for transferring water and/or water vapour from waste air of a waste air flow to supply air of a supply air flow is provided. In the compensating chamber of the housing of the humidifying device, at least one spreading means is arranged, which spreads apart the plate stack of the humidifying device and the housing cover closing the housing in the direction of the longitudinal axis.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: March 5, 2024
    Assignee: Mahle International GmbH
    Inventors: Swen-Juri Bauer, Andreas Gruener, Stefan Kaiser, Aleksandar Radlovic, Lukas Schikora, Alexander Tuntukas
  • Patent number: 11913363
    Abstract: A method for manufacturing a position indicator sensor wheel for a camshaft is disclosed. The position indicator includes an axially extending passage for connecting to the camshaft and at least one radially projecting tooth. The method includes providing a sheet from a sheet material; introducing the passage into the sheet; and roughening a radial inner surface of the passage in at least one rough portion.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: February 27, 2024
    Assignee: Mahle International GmbH
    Inventors: Tilo Hentschel, Mathias Rummel, Christoph Steinmetz
  • Patent number: 11905875
    Abstract: A vehicle heat exchange system may include a first heat exchanger for exchanging heat between a first medium and a second medium, a second heat exchanger for exchanging heat between the first medium and a third medium, a third heat exchanger for exchanging heat between the second medium and the third medium, a switch valve, and a control unit. The switch valve may be configured to enable selective switching between (i) a first path that supplies the second medium that has passed through the third heat exchanger to an inverter via an inverter radiator and (ii) a second path that supplies the second medium that has passed through the third heat exchanger to the inverter via the first heat exchanger. The control unit may be configured to control the switch valve such that the second path is selected when the first medium is in a predetermined low-temperature state.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: February 20, 2024
    Assignees: MAHLE INTERNATIONAL GMBH, MAHLE FILTER SYSTEMS JAPAN CORPORATION
    Inventors: Masahiro Ariyama, Katsuhiro Isoda, Kenji Yamashita
  • Patent number: 11906032
    Abstract: An oil module may include a conveying device for conveying oil along a flow path, a heat exchanger for temperature-controlling the oil, and a main body having a front side and a back side. The front side may include (i) an inlet opening and (ii) an outlet opening. The back side may include (i) at least one pump opening fluidically connected with the inlet opening, (ii) a first cooler opening fluidically connected with the at least one pump opening, and (iii) a second cooler opening fluidically connected with the outlet opening. The conveying device may be arranged on the back side and fluidically connected with the at least one pump opening. The heat exchanger may be arranged on the back side and fluidically connected with the first cooler opening and the second cooler opening.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: February 20, 2024
    Assignee: Mahle International GmbH
    Inventor: Torsten Lika
  • Patent number: 11906065
    Abstract: An electric valve may include an electric machine having a rotor and a stator, a valve body drivingly connected to the rotor, a valve seat cooperating with the valve body, a housing in which the rotor and the stator are arranged, a split pot arranged in the housing and fluidically separating a dry region from a wet region in the housing, and a spring assembly including at least one spring. The rotor may be arranged in the split pot. The stator may surround the split pot radially on an outside in a circumferential direction. The split pot may protrude beyond an axially outer front side of the rotor. The spring assembly may be coupled to the housing and may rest on the front side spaced apart from the housing such that the spring assembly mechanically impinges on the stator radially and axially.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: February 20, 2024
    Assignee: Mahle International GmbH
    Inventors: Matthias Lindenberg, Jeffrey Van Delden, Florian Wetzel
  • Patent number: 11896949
    Abstract: An adsorbent to be packed into a canister, at least containing activated carbon and an additive material that has a higher heat capacity than the activated carbon. The adsorbent has first pores derived from the activated carbon that are less than 100 nm and second pores derived from meltable cores that are 1 ?m or more. The adsorbent is in the form of a hollow molded body having an outer diameter of more than 6 mm and not more than 50 mm and including a cylindrical wall and honeycomb walls each having a thickness of not less than 0.2 mm and not more than 1 mm. The adsorbent has a volumetric specific heat of 0.08 kcal/L·° C. or more. The ratio of the volume of the second pores to the volume of the first pores is not less than 10% and not more than 200%.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: February 13, 2024
    Assignee: Mahle International GmbH
    Inventors: Kenji Seki, Takayuki Hamase, Koji Yamasaki
  • Patent number: 11892247
    Abstract: A heat exchanger that includes a first manifold; a second manifold; a plurality of refrigerant tubes configured to fluidically couple the first and second manifolds; a plurality of fins placed between the plurality of refrigerant tubes, such that the fins and refrigerant tubes define a core having a plurality of open channels that allow air to flow there through; and a water-shedding device positioned approximate to the first manifold with a separation distance being maintained there between. At least a portion of the water-shedding device extends into one or more fin free windows located between the plurality of refrigerant tubes, such that condensate is extracted from between the refrigerant tubes.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: February 6, 2024
    Assignee: MAHLE International GmbH
    Inventors: Jeremy Fischer, Richard Baranowski
  • Patent number: 11890663
    Abstract: A device is configured for opening a heat exchanger core from a U-shape to a V-shape. Such heat exchanger core has a plurality of parallel flat tubes, each having two ends; and two manifolds. Each of the flat tubes has two straight sections adjacent to the manifolds and an intermediate bent section. The device has two hinged frames, a respective clamp arrangement on each of the hinged frames for holding the two manifolds, and a trough shaped support for the intermediate portion. For opening the U-shaped heat exchanger core, the heat exchanger core is inserted into the device, and the two manifolds are secured with the clamp arrangements. The clamp arrangements are separated from one another by pivoting apart the two hinged frames, on which the clamps are mounted. Simultaneously, the intermediate bent section is pushed toward the trough adapted to provide a desired curvature to the intermediate section.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: February 6, 2024
    Assignee: MAHLE International GmbH
    Inventors: Robert Louis Runk, Silas Goldap Goma
  • Publication number: 20240011684
    Abstract: A collector, in particular a refrigerant collector for a refrigerant circuit, in particular of a motor vehicle, which is formed with a tubular housing body with a circumferential wall and with a first end face and with a second end face, wherein the housing body at the first end face has a closable first opening, into which a sealing plug can be inserted for closing the first opening, wherein the sealing plug has a circumferential groove into which a sealing element can be inserted for sealing between the sealing plug and the circumferential wall, wherein the circumferential groove has a groove bottom, which slopes in the axial direction. A sealing plug is also provided.
    Type: Application
    Filed: July 5, 2023
    Publication date: January 11, 2024
    Applicant: MAHLE International GmbH
    Inventor: Hicham ROUHANA
  • Patent number: 11863106
    Abstract: A power supply control circuit of a three-phase brushless DC (BLDC) motor is provided. The control circuit includes means for calculating the DC current consumption IS based on a phase current signal Ishunt of the BLDC motor, the means including a shunt resistor Rshunt, an amplifier and a low pass filter. The amplifier is configured to amplify a measured voltage Vshunt that corresponds to the current Ishunt across the resistor Rshunt and perform an offset correction. The low pass filter is configured to provide a filtered voltage VO of the voltage Vshunt. The DC current IS is calculated based on the voltage VO.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: January 2, 2024
    Assignee: Mahle International GmbH
    Inventors: Juan Carrión González, Carlos Domingo Màs, Juan Francisco Pardo Peris, Carlos Sevilla Pavon, Carlos Vernich Gimeno
  • Patent number: 11859919
    Abstract: A tube body for a heat exchanger includes an outer cover and intermediate walls arranged in the outer cover, which within the outer cover limit passages that are separated from one another in a width direction and can be flowed through in a longitudinal direction. An increased stability of the tube body with reduced weight at the same time is obtained in that a wall thickness running in the width direction of at least one inner intermediate wall, which is arranged between in the width direction outer intermediate walls, that is greater than the wall thickness of the respective outer intermediate wall. In addition, a heat exchanger having such a tube body, a motor vehicle and a building having such a heat exchanger are provided.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: January 2, 2024
    Assignee: Mahle International GmbH
    Inventor: Scott Edward Kent
  • Patent number: 11835309
    Abstract: A tube plate for a heat exchanger has a base body in which at least two apertures are formed for receiving respectively a tube body. In addition, the tube plate includes a groove, likewise formed in the base body, with which the two apertures are connected with one another.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: December 5, 2023
    Assignee: Mahle International GmbH
    Inventors: Alexander Meiser, Marco Renz
  • Patent number: 11828209
    Abstract: A fluid cell for an assembly and for filtering oil includes a fluid cell housing with a housing opening and partly surrounds a housing interior, a housing cover attached releasably to the fluid cell housing for closing the housing opening, and a filter device arranged in the housing interior for filtering the oil, in which a filter element is arranged and which fluidically communicates with a raw oil line for conducting the oil to be filtered into the filter device and with a clean oil line for conducting the filtered oil out of the filter device. An oil reservoir is arranged in the housing interior for storing oil, which fluidically communicates with an oil reservoir line for conducting oil out of the oil reservoir, and a fluid cell valve device for closing and opening the raw oil line, the clean oil line, and the oil reservoir line.
    Type: Grant
    Filed: January 29, 2022
    Date of Patent: November 28, 2023
    Assignee: Mahle International GmbH
    Inventors: Stefan Jauss, Michael Neubauer, Julia Ruppert, Michael Walz
  • Patent number: 11801772
    Abstract: A thermal management module includes a component carrier, at least two, typically multiple electrically controllable function components for temperature-controlling at least one vehicle component of a motor vehicle, which are detachably or non-detachably connected to the component carrier, at least one electrical control unit, which for electrically controlling at least two, typically multiple, particularly typically all of the function components include a control electronic system, which via at least one electrical control line path and/or via a component field bus is electrically connected to the respective function component and arranged in a housing of the control unit, wherein the housing of the control unit is detachably or non-detachably fastened to the component carrier and/or to at least one of the function components.
    Type: Grant
    Filed: March 26, 2022
    Date of Patent: October 31, 2023
    Assignee: Mahle International GmbH
    Inventors: Kristian Haase, Holger Ulrich