Patents by Inventor Wolfgang Schümann

Wolfgang Schümann 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).

  • Spin beam for spinning synthetic filament yarns
    Patent number: 6261080
    Abstract: A spin beam for spinning a plurality of synthetic filament yarns with a melt distributor block, which acommodates a spin pump and a plurality of spinnerets. In accordance with the invention, the melt distributor block consists of two structural members, which are interconnected in pressure-tight manner. In a separating line formed between the structural members, distributor lines are formed by grooves, which connect each a melt channel leading from the spin pump to a melt channel leading to the spinneret.
    Type: Grant
    Filed: June 18, 1999
    Date of Patent: July 17, 2001
    Assignee: Barmag AG
    Inventors: Michael Schröter, Wolfgang Schümann