Patents by Inventor Walter Forjahn

Walter Forjahn 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).

  • Method and device for monitoring fluid consumption
    Patent number: 6374160
    Abstract: A method and device are disclosed for monitoring lacquer consumption per can in a lacquer application unit. The device includes a counter providing can number data on the number of cans being applied with lacquer in the application unit; a tank for intermediate storage of lacquer; a lacquer feeder for feeding lacquer from a lacquer reservoir to the tank through an inlet pipe; and a lacquer feeder for feeding lacquer from the tank to the application unit. A valve is provided in the inlet pipe for intermittent movement between a closed position and an open position, in which lacquer is admitted into the tank. A flow meter is arranged to provide flow rate data on the amount of lacquer flowing into the tank.
    Type: Grant
    Filed: March 18, 1999
    Date of Patent: April 16, 2002
    Assignee: Rexam AB
    Inventor: Walter Forjahn