Patents by Inventor Dieter Buchert

Dieter Buchert 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).

  • Apparatus for producing rectangular blocks of foamed resins
    Patent number: 4260353
    Abstract: In a method of producing blocks of a foamable reaction mixture having an adjustable surface and sharp edges wherein the reaction mixture is discharged from a mixing chamber onto a forwardly moving surface path in a continuous mass of varying height, the improvement therein includes applying forces to the discharging mass opposing formation of differences in the height thereof.
    Type: Grant
    Filed: September 25, 1979
    Date of Patent: April 7, 1981
    Assignee: Metzeler Schaum GmbH
    Inventors: Dieter Buchert, Karl-Heinz Stelzer