Patents by Inventor Gerald Leyh

Gerald Leyh 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).

  • CYLINDER HEAD
    Publication number: 20220074328
    Abstract: An internal combustion engine-includes at least one cylinder crankcase, at least one cylinder head (2) including at least one valve cover (1), charge-cycle valves, a valve train-assembly, injectors (3), an injector cable harness, injection lines (4), a fuel rail (5) and a pre-separator for separating the oil aerosols present in the blow-by volume flow being situated in the cylinder head (2).
    Type: Application
    Filed: January 8, 2020
    Publication date: March 10, 2022
    Inventors: Alfred INDEN, Daniel BERTRAM, Gerald LEYH
  • Internal combustion engine
    Patent number: 10060319
    Abstract: An internal combustion engine, including at least one exhaust-gas line having at least one device for the after-treatment of the exhaust gas and at least one urea-water solution tank, whereby the urea-water solution tank 3 is located close to the engine, is provided.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: August 28, 2018
    Assignee: DEUTZ Aktiengesellschaft
    Inventors: Meike Wittrock, Ulf Klein, Gerald Leyh
  • Internal combustion engine
    Publication number: 20170218820
    Abstract: An internal combustion engine, including at least one exhaust-gas line having at least one device for the after-treatment of the exhaust gas and at least one urea-water solution tank, whereby the urea-water solution tank 3 is located close to the engine, is provided.
    Type: Application
    Filed: February 6, 2017
    Publication date: August 3, 2017
    Inventors: Meike Wittrock, Ulf Klein, Gerald Leyh
  • Internal combustion engine
    Patent number: 9656210
    Abstract: An internal combustion engine, including at least one exhaust-gas line having at least one device for the after-treatment of the exhaust gas and at least one urea-water solution tank, whereby the urea-water solution tank 3 is located close to the engine, is provided.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: May 23, 2017
    Assignee: Deutz Aktiengesellschaft
    Inventors: Meike Wittrock, Ulf Klein, Gerald Leyh
  • Method for the purification of diesel engine exhaust gases
    Patent number: 9561470
    Abstract: A method in which the exhaust gas that is to be purified is passed through an exhaust-gas line containing a diesel oxidation catalyst (DOC) for the oxidation of residual gaseous hydrocarbons (HC) and carbon monoxide (CO) in order to form carbon dioxide (CO2) and for the at least proportional oxidation of the nitrogen monoxide (NO) contained in the exhaust gas in order to form nitrogen dioxide (NO2) is provided.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: February 7, 2017
    Assignee: Deutz Aktiengesellschaft
    Inventors: Meike Wittrock, Ulf Klein, Gerald Leyh
  • METHOD FOR THE PURIFICATION OF DIESEL ENGINE EXHAUST GASES
    Publication number: 20150231565
    Abstract: A method in which the exhaust gas that is to be purified is passed through an exhaust-gas line containing a diesel oxidation catalyst (DOC) for the oxidation of residual gaseous hydrocarbons (HC) and carbon monoxide (CO) in order to form carbon dioxide (CO2) and for the at least proportional oxidation of the nitrogen monoxide (NO) contained in the exhaust gas in order to form nitrogen dioxide (NO2) is provided.
    Type: Application
    Filed: February 13, 2015
    Publication date: August 20, 2015
    Inventors: Meike Wittrock, Ulf Klein, Gerald Leyh
  • INTERNAL COMBUSTION ENGINE
    Publication number: 20150231564
    Abstract: An internal combustion engine, including at least one exhaust-gas line having at least one device for the after-treatment of the exhaust gas and at least one urea-water solution tank, whereby the urea-water solution tank 3 is located close to the engine, is provided.
    Type: Application
    Filed: February 13, 2015
    Publication date: August 20, 2015
    Inventors: Meike Wittrock, Ulf Klein, Gerald Leyh