Patents by Inventor Bettina Keim

Bettina Keim 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).

  • Disinfecting flat surfaces which form rooms, using water vapor
    Patent number: 6589478
    Abstract: The invention relates to a device for carrying out the process, which enables the disinfection of flat and enclosing surfaces using steam. In order to achieve this, a disinfection head 1, which exhibits a nozzle assembly 3 and a suction bell 6, is connected to a holder 2 such that it can move. The holder has an inlet hose 13 to enable the steam to be introduced into the disinfection head and an outlet suction hose 7. The inlet hose is connected to an initial evaporator cell 9 and the outlet suction hose is connected to a collection container 8. The initial evaporator cell, the collection is container, the suction pumps and the necessary valves and heating elements are joined together in a mobile unit 23.
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: July 8, 2003
    Assignees: Genoveva Beurer
    Inventors: Bettina Keim, Martin Schaffer