Patents by Inventor René Wagner

René Wagner 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).

  • Lubricant pump system
    Patent number: 8992184
    Abstract: A lubricant pump system may include a lubricant pump controlled by a proportional valve. An actuating unit may be disposed in the lubricant pump and configured to control a delivery output of the lubricant pump. A first pressure chamber and at least one second pressure chamber may be configured to adjust the actuating unit against a spring, wherein the second pressure chamber is smaller than the first pressure chamber. In response to a failure of the proportional valve, the lubricant pump may be exclusively pressurized via the at least one second pressure chamber.
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: March 31, 2015
    Assignee: Mahle International GmbH
    Inventor: René Wagner
  • LUBRICANT PUMP SYSTEM
    Publication number: 20120148423
    Abstract: A lubricant pump system may include a lubricant pump controlled by a proportional valve. An actuating unit may be disposed in the lubricant pump and configured to control a delivery output of the lubricant pump. A first pressure chamber and at least one second pressure chamber may be configured to adjust the actuating unit against a spring, wherein the second pressure chamber is smaller than the first pressure chamber. In response to a failure of the proportional valve, the lubricant pump may be exclusively pressurized via the at least one second pressure chamber.
    Type: Application
    Filed: June 4, 2010
    Publication date: June 14, 2012
    Inventor: René Wagner