Patents by Inventor Hans Nussbaumer

Hans Nussbaumer 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).

  • Process for reducing environmental influences on the powder coating of a workpiece, and powder coating facility
    Patent number: 5061510
    Abstract: In a powder coating facility wherein powder entrained with conditioned air sprayed from a feed conduit (11) to a workpiece, such as a can body (51), and excess powder is returned by suction by means of exhausts (29, 25), a conditioning chamber (21) is arranged around the coating zone (15) in order to prevent contamination of the dispensed powder due to influences of the enviroment (U). An air flow (S) is provided, produced from openings (23) of the chamber (21), to conduct the can bodies (51) into and through the chamber (21). The air flow from the openings of the chamber prevents influences of the ambient surroundings of the chamber powder sprayed and retrieved in the powder coating facility.
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: October 29, 1991
    Assignee: Prazisions-Werkzeuge AG
    Inventors: Hans Nussbaumer, Felix Walser