Patents by Inventor Joachim Boehler

Joachim Boehler 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: 4388057
    Abstract: A device for the continuous application of spin finishes to a spinneret as well as a process of said application are described. The device has a flat distribution body which can be attached and detached to the exit face of a spinneret. Holes are provided in the body corresponding to the spinneret orifices for melt spinning of filaments. Also the device includes a fastening member for pressing the distribution body on to the exit face of the spinneret. This member has a feeding orifice for the spin finish.The device may also include seals arranged above and below the distribution body. The distribution body may be sieve-like or consist of a perforated foil or of a foil having channel-like recesses linked with each other and an inlet orifice for the spin finish. The foil may have raised portions that serve as baffles and that are arranged in a pattern between the individual recesses.
    Type: Grant
    Filed: July 2, 1981
    Date of Patent: June 14, 1983
    Assignee: Akzona, Incorporated
    Inventors: Adolf Bachmann, Joachim Boehler, Heinz Linhart
  • Patent number: 4301101
    Abstract: A device for the continuous application of spin finishes to a spinneret as well as a process of said application are described. The device has a flat distribution body which can be attached and detached to the exit face of a spinneret. Holes are provided in the body corresponding to the spinneret orifices for melt spinning of filaments. Also the device includes a fastening member for pressing the distribution body on to the exit face of the spinneret. This member has a feeding orifice for the spin finish.The device may also include seals arranged above and below the distribution body. The distribution body may be sieve-like or consist of a perforated foil or of a foil having channel-like recesses linked with each other and an inlet orifice for the spin finish. The foil may have raised portions that serve as baffles and that are arranged in a pattern between the individual recesses.
    Type: Grant
    Filed: April 28, 1980
    Date of Patent: November 17, 1981
    Assignee: Akzona Incorporated
    Inventors: Adolf Bachmann, Joachim Boehler, Heinz Linhart