Patents by Inventor Ortwin Ruschitschka

Ortwin Ruschitschka 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).

  • Method of sealing tubular or bag-shaped packaging casings and sealing device
    Patent number: 6219998
    Abstract: This invention consists in a method of sealing tubular or bag-shaped packaging casings (10) filled with a tough filling, where the packaging casing (10) is first of all compressed to an adjustable degree, so that a pinched area (34) is produced, beside which a neck without filling is then produced by crimping the packaging casing (10), which neck is subsequently, if necessary, extended and sealed by setting two closure clips. The invention also consists in a sealing device comprising a crimping element (24, 26) and an additional clamping means (28, 30) for compressing the package beside the crimping element.
    Type: Grant
    Filed: September 23, 1998
    Date of Patent: April 24, 2001
    Assignee: Poly-Clip System GmbH & Co. KG.
    Inventors: Gerhard Demming, Olaf Bienert, Ortwin Ruschitschka
  • Method and apparatus for producing and filling a tubular packaging casing
    Patent number: 6146261
    Abstract: Method and apparatus for producing and filling a tubular packaging casing, wherein the production rate of the casing is adjusted in dependence on the withdrawal rate of the casing from a buffer reservoir.
    Type: Grant
    Filed: October 6, 1998
    Date of Patent: November 14, 2000
    Assignee: Poly-Clip System GmbH & Co. KG
    Inventors: Olaf Bienert, Fritz Rake, Ortwin Ruschitschka