Patents by Inventor Ulrich Dzialas

Ulrich Dzialas 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).

  • Device for producing fibers from a thermoplastic synthetic resin
    Patent number: 7070403
    Abstract: A nozzle for producing filaments or fibers of thermoplastic synthetic resin has at the nozzle end one or more bores, preferably opening at a flat surface and receiving respective inserts or shaped bodies which are formfitting in the bores and have along their peripheries respective nozzle channels opening at orifices through which the synthetic resin is discharged. Air streams may be directed at the strand at an acute angle when fibers are to be produced.
    Type: Grant
    Filed: November 13, 2003
    Date of Patent: July 4, 2006
    Assignee: Reifenhauser GmbH & Co. Maschinenfabrik
    Inventors: Ulrich Dzialas, Detlef Frey, Hans-Georg Geus
  • Device for producing fibers from a thermoplastic synthetic resin
    Publication number: 20040131713
    Abstract: A nozzle for producing filaments or fibers of thermoplastic synthetic resin has at the nozzle end one or more bores, preferably opening at a flat surface and receiving respective inserts or shaped bodies which are formfitting in the bores and have along their peripheries respective nozzle channels opening at orifices through which the synthetic resin is discharged. Air streams may be directed at the strand at an acute angle when fibers are to be produced.
    Type: Application
    Filed: November 13, 2003
    Publication date: July 8, 2004
    Applicant: Reifenhauser GmbH & Co. Maschinenfabrik
    Inventors: Ulrich Dzialas, Detlef Frey, Hans-Georg Geus