Patents Assigned to Voith Patent GmbH
  • Publication number: 20240047716
    Abstract: A battery power plant includes: battery modules of the Redox Flow type, battery strings, and a cooling system, wherein all battery modules are connected to the flow and return of the cooling circuit such that the cooling circuit forms a parallel connection of all the battery modules, the cooling system including at least one three-way valve for controlling a volume flow of the cooling fluid flowing through the cooling device, the cooling system for each of the battery modules including at least one first valve for controlling a volume flow of the cooling fluid flowing through the heat exchanger of an associated battery module, and the cooling system including a control device for processing values measured by the first temperature sensor and the second temperature sensor and for controlling settings of the first valve and the three-way valve in order to improve the efficiency of the battery power plant.
    Type: Application
    Filed: October 20, 2023
    Publication date: February 8, 2024
    Applicant: Voith Patent GmbH
    Inventors: Thomas Lüth, Lorenz Lenhart
  • Patent number: 11876422
    Abstract: A rotor for an electric machine has winding elements which are arranged in axially running grooves of a rotor body and having a winding head which is arranged axially next to the rotor body. The winding elements exit from the grooves in the axial direction in the region of the winding head and run in the axial direction in the region of the axial ends of the winding elements. Each of the winding elements has four curved portions in the region of the winding head. The rotor includes a plurality of tension bolts and a winding head carrier. The tension bolts connect the winding head to the winding head carrier and penetrate through the winding head radially.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: January 16, 2024
    Assignee: Voith Patent GmbH
    Inventors: Thomas Hildinger, Ludger Koedding, Michael Weckert, Stefan Veser, Stefan Allgeyer, Holger Henning, Philipp Eilebrecht
  • Patent number: 11873759
    Abstract: A method for pressurizing exhaust gases from a turbine power plant includes the steps of: applying a pressure to at least a proportion, in particular a proportion rich in carbon dioxide, of the exhaust gases from the power plant by way of a fluid operating machine of a pressurization device, and applying a torque to the fluid operating machine and/or driving the fluid operating machine by way of such a torque, which is present at an output shaft of a main turbine of the power plant.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: January 16, 2024
    Assignee: Voith Patent GmbH
    Inventors: Josef Braun, Hans Schirle
  • Patent number: 11839901
    Abstract: A cylindrical screening device including a plurality of profile bars, in which a number of ring shaped bar holders are arranged perpendicular to a cylinder axis and spaced apart from one another, or bundles of a number of bar holders spaced apart from one another are provided on the inside or the outside with open-edged recesses. The shape of the recesses correspond in a substantially complementary manner to that of the feet of the profile bars. The profile bars are inserted into the recesses, parallel to one another and parallel to the cylinder axis, wherein an outer bar holder is in each case arranged in the region of a respective face-side end ring of the screening device. The attachment of the end ring is simplified in that the outer bar holder is detachably connected with the end ring.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: December 12, 2023
    Assignee: Voith Patent GmbH
    Inventors: Jürgen Futterer, Gert Gottschalk, Roberto Masala, Klaus-Herbert Wiese, Oliver Zavornik, Ivica Zavornik
  • Patent number: 11840405
    Abstract: A belt conveyor has at least one drum. The drum has a drum axle and a drum body with a drum shell and drum bases. The drum axle is mounted on the two sides by way of two bearings. A force measuring device and/or an accelerometer are arranged on the drum axle on the two sides. The sensors which are arranged on the two sides are preferably arranged between the drum body and the bearing outside the drum body. The sensor signals can be transmitted wirelessly by way of a telecommunications device which is assigned to the sensors.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: December 12, 2023
    Assignee: Voith Patent GmbH
    Inventor: Manfred Ziegler
  • Publication number: 20230391380
    Abstract: An automatic train coupling includes: a coupling head including a coupling head housing and a coupling fastener, the coupling fastener being a rotary fastener including a coupling eyelet and a core, the core being rotatable between coupled and decoupled positions, the coupling eyelet by way of its first end being connected to the core such that the coupling eyelet is rotatable, the core including a throat; and a decoupling installation which is configured for being electrically, hydraulically, or pneumatically activated and which includes a motor that, by way of a drive connection of the automatic train coupling, is at least indirectly connected to the core so as to rotate the core from the coupled position to the decoupled position, the decoupling installation being disposed either completely within the coupling head housing or completely within the coupling head housing and a coupling bar adjoining the coupling head housing.
    Type: Application
    Filed: June 15, 2023
    Publication date: December 7, 2023
    Applicant: Voith Patent GmbH
    Inventors: Kay Uwe Kolshorn, Jürg Fürst
  • Patent number: 11834015
    Abstract: A drive train has a hydrodynamic retarder including a rotating bladed rotor and bladed stator, forming a working chamber for hydrodynamic transmission of power from rotor to stator, a power input feeding drive power to the retarder, and a synchronized separating clutch connected between power input and rotor. The clutch has two clutch halves, friction elements contacting each other and mechanical blocking elements. The friction elements equalize rotational speed between clutch halves, and the blocking elements form-lockingly connect the clutch halves. The clutch has an actuator displaceable along a displacement travel, over a first distance bringing the friction elements into mutual contact, and a second distance adjoining the first distance to synchronize the friction elements and rotational speed for locking with the blocking elements. At least one displacement sensor directly or indirectly detects displacement travel by the actuator and/or position of the actuator on the displacement travel.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: December 5, 2023
    Assignee: Voith Patent GmbH
    Inventors: Achim Menne, Philipp Mueller, Dieter Laukemann, Mirco Wassermann
  • Patent number: 11833540
    Abstract: An applicator head for a curtain applicator for coating a continuous material web with liquid or pasty application medium. The applicator head has an outlet edge extending substantially over the width of the applicator head. The application medium passes out of the applicator head in a free-falling curtain. A rinsing device allows the outlet edge to be supplied with a flowing gaseous rinsing medium. There is also described a method for coating a continuous material web by way of such a curtain applicator. The application medium passes out of the applicator head in the form of a free-falling curtain and subsequently comes into contact with the material web. The region of at least one of the outlet edges can be supplied with a flowing gaseous rinsing medium.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: December 5, 2023
    Assignee: Voith Patent GmbH
    Inventors: Tadashi Sasa, Toshihiro Katano, Akio Hirano, Hiroyuki Kohno, Christoph Henninger, Uwe Froehlich
  • Patent number: 11828021
    Abstract: A method for producing and/or processing a nonwoven glass fabric web includes thermally drying the nonwoven glass fabric web via infrared radiation from an infrared radiation dryer. A specific power density of at least 153 kW/m2 is applied by the infrared radiation dryer to the surface of the nonwoven glass fabric web facing toward the infrared radiation dryer. After the irradiation by the infrared radiation dryer, the nonwoven glass fabric web has a temperature of at least 40° C. and at most 105° C. on its surface facing toward the infrared radiation dryer.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: November 28, 2023
    Assignee: Voith Patent GmbH
    Inventors: Philipp Kueckmann, Franziska Ferrer
  • Publication number: 20230358201
    Abstract: A hydraulic machine of the Francis-type includes: an impeller with blades; a guide vane assembly with a ring of guide vanes, a vane-free space extending between the impeller and the guide vane assembly; and at least three resonators for suppressing pressure fluctuations, the resonators respectively including a chamber and a tube connector, the tube connector being connected to the chamber, the tube connector including an end that faces away from the chamber and that opens into the vane-free space, the resonators being configured for suppressing the pressure fluctuations occurring during the operation of the hydraulic machine, the resonators being arranged at a uniform distance from each other in a circumferential direction around the impeller, and the resonators being adjusted to a resonant frequency which is one and the same relative to one another.
    Type: Application
    Filed: July 20, 2023
    Publication date: November 9, 2023
    Applicant: Voith Patent GmbH
    Inventor: Björn Hübner
  • Patent number: 11795618
    Abstract: A method for producing a paper machine clothing includes the following steps: a) providing a film-like substrate having an upper face and a lower face opposite the upper face; b) forming a pattern of holes in the substrate by boring a multiplicity of holes, which connect the upper face to the lower face, into the substrate by way of at least one laser light source. A bore hole strategy is applied which ensures that, in temporal sequence between the forming of a first hole and an immediately adjacent second hole in the pattern of holes, at least one further hole of the pattern of holes is formed in the substrate which is not immediately adjacent either the first hole or the second hole in the pattern of holes.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: October 24, 2023
    Assignee: Voith Patent GmbH
    Inventor: Michael Straub
  • Patent number: 11795617
    Abstract: A method for producing an object, wherein the method comprises drying the object or a primary product thereof, the object or a primary product thereof being at least partially dried in at least one drying device, wherein at least one of the at least one drying units contains at least one infrared radiator which is at least partially heated by means of biogas, a combustion gas selected from the group consisting of oxygen, air or other oxygen-containing gases is added to the biogas before said biogas is supplied to the at least one infrared radiator in order to heat said at least one infrared radiator, and the oxygen content in the waste gas resulting from the at least one infrared radiator being heated by means of the biogas is measured by means of a measuring device and the amount of combustion gas added to the biogas.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: October 24, 2023
    Assignees: Meri Environmental Solutions GmbH, Voith Patent GmbH
    Inventors: Lucas Menke, George Troubounis, Henning Laubrock, Philipp Kückmann
  • Publication number: 20230336042
    Abstract: A rotor rim for an electric machine, having at least two solid annular plates and axially oriented tension bolts connecting the annular plates with each other, wherein on the outer circumference of annular plates grooves are arranged for accommodating rotor poles, for each rotor pole at least two tension bolts are provided, between each two adjacent annular plates a layer of intermediate ring elements is arranged, each layer includes exactly one intermediate ring element per rotor pole, intermediate ring elements are arranged such that between each two adjacent intermediate ring elements a ventilation duct is formed which extends from the inside of the rotor rim to the outer circumference of the rotor rim where it opens into space between the rotor poles, and each intermediate ring element is penetrated by at least two tension bolts and only abuts with a part of its axially oriented surface against adjacent annular plates.
    Type: Application
    Filed: June 14, 2023
    Publication date: October 19, 2023
    Applicant: Voith Patent GmbH
    Inventors: Jonas Steegmaier, Daniel Ludwig
  • Patent number: 11781269
    Abstract: A dewatering device has a dewatering box and a plurality of dewatering strips. A contour of at least one dewatering strip changes over its length. There is also described a machine for the production of a fibrous web, such as a paper, cardboard or tissue web, with a dewatering device of this kind, and to the use of the latter in a machine of this kind.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: October 10, 2023
    Assignee: Voith Patent GmbH
    Inventors: Bernd Stibi, Thomas Jaschinski, Robert Attwenger
  • Patent number: 11772233
    Abstract: A grinding robot for grinding an electrically conducting workpiece. The grinding robot includes a grinding wheel, an actuation device for actuating grinding wheel, and a control system. The grinding wheel including an undulated tool receptacle which defines an axis of rotation about which the grinding wheel can rotate during grinding, and a head which is rotationally symmetrical with respect to the axis of rotation, and which contains abrasive material and has a grinding surface which is in contact with workpiece during grinding. The grinding wheel also includes a measuring and transmission unit and at least one conductor strand pair with two conductor strands which are electrically insulated from one another. The conductor strands are embedded in the rotationally symmetrical head and extend from the grinding surface of the head into the interior of the head and are electrically connected with measuring and transmission unit.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: October 3, 2023
    Assignee: Voith Patent GmbH
    Inventors: Martin Rohrer, Florian Weigl, Stefan Karner
  • Publication number: 20230304200
    Abstract: The invention relates to an installation and to a method of producing a web, wherein the installation includes a device for producing a layer of wet laid fibres, which has an entangling device and at least one dryer disposed downstream in material transport direction. The device for producing the wet laid fibres is formed as a cylinder mould former.
    Type: Application
    Filed: April 20, 2021
    Publication date: September 28, 2023
    Applicants: TRÜTZSCHLER GROUP SE, VOITH PATENT GMBH
    Inventors: Thomas WEIGERT, Kai PÖHLER, Ralf SCHRÖDER, Andreas SCHILZ
  • Patent number: 11767638
    Abstract: A method and a device for the application of starch on a moving fiber web, especially on a packaging paper web such as a testliner or a corrugated medium web, include first applying starch to a first roll and/or a second roll and passing the fiber web through a treatment nip formed by the first roll and the second roll. At least one of the first or the second roll, preferably both rolls, have a hardness of 15 P&J (Pusey & Jones) or lower, preferably 5 P&J or lower and most preferably 1 P&J or lower. The starch is applied to the first roll and/or the second roll by a slot die and/or a slide die and then transferred to the fiber web in the treatment nip.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: September 26, 2023
    Assignee: Voith Patent GmbH
    Inventors: Christoph Henninger, Michael Doermann
  • Patent number: 11760597
    Abstract: A web-tension-measuring device has two plates, which can be rotated relative to one another about an axis of rotation, to be precise such that the one free end of the one plate can be moved towards, or away from, the corresponding, opposite free end of the other plate. A force transducer is arranged in the region of the free ends of the two plates and outside the axis of rotation. The force transducer is configured, during movement of the free ends of the two plates towards one another, to detect a corresponding compressive loading arising from the movement and, during the movement of the free ends away from one another, to detect a corresponding tensile loading between the two plates.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: September 19, 2023
    Assignee: Voith Patent GmbH
    Inventors: David Ehret, Uwe Joos, Samuel Soldan, Werner Leitenberger
  • Publication number: 20230272583
    Abstract: A method for at least one of regulating and controlling at least one dampening device suitable for dampening a material web, the method comprising the steps of: providing that the dampening device includes a valve which includes at least one electromagnetic force transmitter, a reset force transmitter, a valve body, the dampening device further including a control unit and an application nozzle; and performing, by the dampening device, a cleaning cycle, the valve being a proportional valve, the proportional valve pulsing about a set target value, a deviation from the set target value occurring by way of a timing such that the deviation from the set target value results, the deviation being at least one of a positive deviation and a negative deviation.
    Type: Application
    Filed: May 4, 2023
    Publication date: August 31, 2023
    Applicant: Voith Patent GmbH
    Inventors: Andreas Haux, Frank Wegehaupt, Jörg Spindler
  • Patent number: 11719286
    Abstract: A clutch device with friction linings includes: a clutch housing, the friction linings including a first friction lining and a second friction lining, the first friction lining being arranged on the clutch housing, the clutch housing including a stop surface; a tapered ring, the second friction lining being arranged on the tapered ring, the plurality of friction linings being arranged relative to one another so that the plurality of friction linings can be brought into full contact with one another in a contact plane, the tapered ring including a reference surface; a spring element; a clutch actuating device, a wear gap being formed between the stop surface and the reference surface, the wear gap configured for becoming wider as the friction linings wear; and a locking element configured for being moved into the wear gap when the wear gap exceeds a definable maximum width.
    Type: Grant
    Filed: June 20, 2022
    Date of Patent: August 8, 2023
    Assignee: Voith Patent GmbH
    Inventor: Jonny Pönitz