Patents by Inventor Christoph MARQUARDT

Christoph MARQUARDT 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).

  • Generator system for rail vehicles
    Patent number: 10703392
    Abstract: The disclosure relates to a generator system for rail vehicles, for example, a system including a generator with a rotor and a stator, and a journal box unit. The journal box unit may include a bearing for mounting an axle, and a bearing housing. An end cap is arranged on the front face of the axle. The end cap is connected to the axle for co-joint rotation therewith, and the stator is connected to the bearing housing. A friction wheel is arranged on the outer circumferential surface of the end cap, the friction wheel being designed as the rotor of the generator.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: July 7, 2020
    Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KG
    Inventors: Alexander Seybold, Christoph Marquardt, Rupert Stitzinger
  • Gas sensor for anesthetic gases and its use
    Patent number: 10688269
    Abstract: A gas sensor for the detection of gases and vapors in air is particularly for the detection of anesthetic gases. A method for the detection and for the monitoring of such gases is also provided including detecting anesthetic gases with the gas sensor.
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: June 23, 2020
    Assignee: DRÄGERWERK AG & CO. KGAA
    Inventors: Ernst-Günter Scharmer, Wolfgang Bäther, Livio Fornasiero, Christoph Marquardt, Günter Steppan
  • Rolling-element bearing unit
    Patent number: 10308261
    Abstract: A roller bearing unit for rail vehicles, having an inner bearing ring, an outer bearing ring, rolling elements arranged between the bearing rings, and at least one retainer element. The inner bearing ring and the retainer element are configured to be arranged on an axle. The retainer element is arranged radially between an axial end of the inner bearing ring and the axle, and radially between a contact part lying against the end face of the inner bearing ring, and the axle. The retainer element has at least one sealing element sealing the inner bearing ring.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: June 4, 2019
    Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KG
    Inventor: Christoph Marquardt
  • ROLLING-ELEMENT BEARING UNIT
    Publication number: 20180312177
    Abstract: A roller bearing unit for rail vehicles, having an inner bearing ring, an outer bearing ring, rolling elements arranged between the bearing rings, and at least one retainer element. The inner bearing ring and the retainer element are configured to be arranged on an axle. The retainer element is arranged radially between an axial end of the inner bearing ring and the axle, and radially between a contact part lying against the end face of the inner bearing ring, and the axle. The retainer element has at least one sealing element sealing the inner bearing ring.
    Type: Application
    Filed: April 26, 2016
    Publication date: November 1, 2018
    Applicant: SCHAEFFLER TECHNOLOGIES AG & CO. KG
    Inventor: Christoph MARQUARDT
  • GENERATOR SYSTEM FOR RAIL VEHICLES
    Publication number: 20180297614
    Abstract: The disclosure relates to a generator system for rail vehicles, for example, a system including a generator with a rotor and a stator, and a journal box unit. The journal box unit may include a bearing for mounting an axle, and a bearing housing. An end cap is arranged on the front face of the axle. The end cap is connected to the axle for co-joint rotation therewith, and the stator is connected to the bearing housing. A friction wheel is arranged on the outer circumferential surface of the end cap, the friction wheel being designed as the rotor of the generator.
    Type: Application
    Filed: June 8, 2016
    Publication date: October 18, 2018
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Alexander Seybold, Christoph Marquardt, Rupert Stitzinger
  • GAS SENSOR FOR ANESTHETIC GASES AND ITS USE
    Publication number: 20170296771
    Abstract: A gas sensor for the detection of gases and vapors in air is particularly for the detection of anesthetic gases. A method for the detection and for the monitoring of such gases is also provided including detecting anesthetic gases with the gas sensor.
    Type: Application
    Filed: April 11, 2017
    Publication date: October 19, 2017
    Inventors: Ernst-Günter SCHARMER, Wolfgang BÄTHER, Livio FORNASIERO, Christoph MARQUARDT, Günter STEPPAN