Patents by Inventor Christian SKAANING

Christian SKAANING 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).

  • Exhaust valve for an internal combustion engine, and a method of strengthening an annular valve seat area in an exhaust valve
    Patent number: 10443456
    Abstract: An exhaust valve for an internal combustion engine comprises a valve disc having a first side (14) and a second side (16), a valve stem extending from the first side of the valve disc, and an annular valve seat area (11) located at the first side of the valve disc. The annular valve seat area (11) is of a nickel-base alloy or a chromium-base alloy and has a valve seat surface. The annular valve seat area has at least a first annular portion (43) located in between two second annular portions (42). The first annular portion has lower hardness than the two second annular portions.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: October 15, 2019
    Assignee: MAN DIESEL & TURBO, FILIAL AF MAN DIESEL & TURBO SE. TYSKLAND
    Inventors: Harro Andreas Hoeg, Christian Skaaning
  • EXHAUST VALVE FOR AN INTERNAL COMBUSTION ENGINE, AND A METHOD OF STRENGTHENING AN ANNULAR VALVE SEAT AREA IN AN EXHAUST VALVE
    Publication number: 20180313238
    Abstract: An exhaust valve for an internal combustion engine comprises a valve disc having a first side (14) and a second side (16), a valve stem extending from the first side of the valve disc, and an annular valve seat area (11) located at the first side of the valve disc. The annular valve seat area (11) is of a nickel-base alloy or a chromium-base alloy and has a valve seat surface. The annular valve seat area has at least a first annular portion (43) located in between two second annular portions (42). The first annular portion has lower hardness than the two second annular portions.
    Type: Application
    Filed: July 9, 2018
    Publication date: November 1, 2018
    Applicant: MAN Diesel & Turbo, Filial af MAN Diesel & Turbo S E, Tyskland
    Inventors: Harro Andreas HOEG, Christian SKAANING
  • EXHAUST VALVE FOR AN INTERNAL COMBUSTION ENGINE, AND A METHOD OF STRENGTHENING AN ANNULAR VALVE SEAT AREA IN AN EXHAUST VALVE
    Publication number: 20150285109
    Abstract: An exhaust valve for an internal combustion engine comprises a valve disc having a first side (14) and a second side (16), a valve stem extending from the first side of the valve disc, and an annular valve seat area (11) located at the first side of the valve disc. The annular valve seat area (11) is of a nickel-base alloy or a chromium-base alloy and has a valve seat surface. The annular valve seat area has at least a first annular portion (43) located in between two second annular portions (42). The first annular portion has lower hardness than the two second annular portions.
    Type: Application
    Filed: April 3, 2015
    Publication date: October 8, 2015
    Applicant: MAN Diesel & Turbo, Filial af MAN Diesel & Turbo SE, Tyskland
    Inventors: Harro Andreas HOEG, Christian SKAANING