Patents by Inventor Ulrich Kohler

Ulrich Kohler 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: 4196019
    Abstract: Apparatus for washing soiled comminuted products, such as comminuted plastic foils, bands or the like comprises an elongated container adapted to be filled up to a predetermined level with a washing solution into which the products to be washed are fed at one end of the container and discharged from the other end, in which a separating wall extending transverse through the container between the ends thereof defines in the container a washing zone between the one end of the container and the separating wall and a discharge zone between the separating wall and the other end of the container, and in which an agitating device is provided in the washing zone for agitating the products therein and for driving the products below a lower edge of the separating wall from the washing zone to the discharge zone, from where the cleaned products are discharged by a discharging device including a sieve drum rotatable about an axis extending transverse to the longitudinal direction of the container.
    Type: Grant
    Filed: June 28, 1978
    Date of Patent: April 1, 1980
    Assignee: Maschinenfabrik Buckau R. Wolf Aktiengesellschaft
    Inventors: Wolf-Ulrich Kohler, Clemens Lenzen
  • Patent number: 4157754
    Abstract: Compressed fibers, filaments or cabled tows, which are under an internal pressure of at least 0.2 daN/cm.sup.2 are packaged by means of an outer wrapping, and the overlapping areas of the wrapping are held together by means of an adhesive, for instance a neoprene-chloroprene-rubber based adhesive. In this manner, it is possible to eliminate straps, belts or wires which have been conventionally used to hold the package.
    Type: Grant
    Filed: November 1, 1977
    Date of Patent: June 12, 1979
    Assignee: Deutsche Rhodiaceta AG
    Inventors: Rudolf Bartsch, Bruno Bolter, Ulrich Kohler, Josef Ritschel