Patents by Inventor Nikhil Punneri Madathil

Nikhil Punneri Madathil 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 with integrated turbocharger
    Patent number: 11555439
    Abstract: A cylinder head assembly for an internal combustion engine includes a cast cylinder head and a turbocharger housing integrally cast with the cylinder head and having an integrally cast wastegate housing. The turbocharger housing is configured to receive a turbocharger cartridge rotatably supporting a shaft coupled between a compressor wheel and a turbine wheel. The integrally cast wastegate housing defines a wastegate chamber configured to receive a wastegate valve, a flow of exhaust gas from the turbine wheel, and a flow of wastegate exhaust gas.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: January 17, 2023
    Assignee: FCA US LLC
    Inventors: Michael P Schmidt, Nikhil Punneri Madathil, Alan G Falkowski, Michael D Buss, Constantin Hagiu, Douglas A Trudeau
  • Integrated turbocharger oil feed
    Patent number: 11466612
    Abstract: A cylinder head assembly for an internal combustion engine includes a cast cylinder head having at least one oil gallery, a turbocharger housing integrally cast with the cylinder head, and a turbocharger cartridge assembly configured to be inserted into the turbocharger housing and including at least one bearing rotatably supporting a shaft coupled between a compressor wheel and a turbine wheel. A lubricant passage is formed within the turbocharger housing and configured to supply oil from the at least one oil gallery to the turbocharger cartridge assembly to lubricate the at least one bearing. A seal assembly is disposed at least partially within the turbocharger housing to receive lubricant from the lubricant passage and includes a sealing end configured to seal against the turbocharger cartridge assembly.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: October 11, 2022
    Inventors: Michael P Schmidt, John G McKinney, Nikhil Punneri Madathil
  • INTEGRATED TURBOCHARGER OIL FEED
    Publication number: 20210285367
    Abstract: A cylinder head assembly for an internal combustion engine includes a cast cylinder head having at least one oil gallery, a turbocharger housing integrally cast with the cylinder head, and a turbocharger cartridge assembly configured to be inserted into the turbocharger housing and including at least one bearing rotatably supporting a shaft coupled between a compressor wheel and a turbine wheel. A lubricant passage is formed within the turbocharger housing and configured to supply oil from the at least one oil gallery to the turbocharger cartridge assembly to lubricate the at least one bearing. A seal assembly is disposed at least partially within the turbocharger housing to receive lubricant from the lubricant passage and includes a sealing end configured to seal against the turbocharger cartridge assembly.
    Type: Application
    Filed: March 8, 2021
    Publication date: September 16, 2021
    Inventors: Michael P Schmidt, John G McKinney, Nikhil Punneri Madathil