Patents by Inventor Georg W. Arras

Georg W. Arras 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).

  • Patent number: 5193748
    Abstract: A spray head (10) for a spraying device operated by pressing down an actuating cap (70) against the initial tension of a spring (30) allowing to atomize and focus-spray a sprayable and preferably liquid product by compressed air. The spray head is provided with a spray nozzle (58) wherein the compressed air and the product, up to here transported in two different canals, through an ascending tube (50) immersed into a product container, are mixed, atomized and focus-sprayed. Spray head (10) shows two separate valves with initial tension in closing position (22; 24) of which the first valve (22) is positioned in a passage canal of the air pressure canal forwarding the compressed air to the spray nozzle (58) and the container interior, and the second valve (24) is positioned inside the product canal by which the product is transported through the ascending tube (50) from the container to the spray nozzle (58).
    Type: Grant
    Filed: August 23, 1991
    Date of Patent: March 16, 1993
    Inventors: Adam Wittersheim, Georg W. Arras