Patents by Inventor Manfred Heckler

Manfred Heckler 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).

  • Aluminum alloy
    Patent number: 4525326
    Abstract: 0.05 to 0.2% vanadium and manganese in a concentration equal to 1/4 to 2/3 of the iron concentration are added to an aluminum wrought alloy containing 0.3-1.0% Mg, 0.3-1.2% Si, 0.1-0.5% Fe and up to 0.4% Cu. This alloy is employed mainly for the manufacture of extruded products.
    Type: Grant
    Filed: August 18, 1983
    Date of Patent: June 25, 1985
    Assignee: Swiss Aluminium Ltd.
    Inventors: Pius Schwellinger, Alois Ried, Jurgen Timm, Manfred Heckler
  • Aluminum base alloy
    Patent number: 4224065
    Abstract: An aluminum alloy of the AlCu type containing cadmium and manganese exhibits an optimum combination of strength, toughness and corrosion resistance. The alloy contains 4.0 to 5.0% copper, 0.1 to 0.2% cadmium and 0.2 to 1.0% manganese. The alloy is suitable for the production of high strength, tough and corrosion resistant extrusion products.
    Type: Grant
    Filed: April 27, 1979
    Date of Patent: September 23, 1980
    Assignee: Swiss Aluminium Ltd.
    Inventors: Jean-Claude Jaquet, Manfred Heckler, Heinrich Zoller