Patents by Inventor Sylvain LUDWIG

Sylvain LUDWIG 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).

  • Injection molding machine
    Patent number: 10828815
    Abstract: The invention pertains to an injection molding machine comprising, an injection nozzle (2) having a melt channel (6), an injection opening (5), and a filter (9) for filtering the molten resin within the injection nozzle (2). According to the invention, the melt filter (9) cooperates with the 5 melt channel (6) or a means (7) provided within the melt channel (6) in such a way, that during an injection phase of the injection molding machine, the molten resin is caused to pass through the filter (9), and during a decompression phase of the injection molding machine the molten resin is caused to bypass the filter (9).
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: November 10, 2020
    Assignee: HUSKY INJECTION MOLDING SYSTEMS LTD.
    Inventors: Christophe Halter, Sylvain Ludwig, Arnold Heinz Mai
  • INJECTION MOLDING MACHINE
    Publication number: 20170368730
    Abstract: The invention pertains to an injection molding machine comprising, an injection nozzle (2) having a melt channel (6), an injection opening (5), and a filter (9) for filtering the molten resin within the injection nozzle (2). According to the invention, the melt filter (9) cooperates with the 5 melt channel (6) or a means (7) provided within the melt channel (6) in such a way, that during an injection phase of the injection molding machine, the molten resin is caused to pass through the filter (9), and during a decompression phase of the injection molding machine the molten resin is caused to bypass the filter (9).
    Type: Application
    Filed: December 1, 2015
    Publication date: December 28, 2017
    Applicant: Husky Injection Molding Systems Ltd.
    Inventors: Christophe HALTER, Sylvain LUDWIG, Arnold Heinz MAI