Patents by Inventor Patrick Henrat

Patrick Henrat 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).

  • IMPROVED METHOD FOR THE MANUFACTURE OF A SKIN FOR AN AERONAUTICAL ENGINE
    Publication number: 20250214284
    Abstract: Method for the manufacture of at least one skin, in particular of an acoustic panel for an aeronautical engine, including the laying of a thermoplastic material on a surface of a lay-up tooling, via a depositing tool configured to exert a pressure on the thermoplastic material and to heat the latter while it is being laid, wherein the lay-up tooling includes a thermal regulation device configured to locally heat the surface of the lay-up tooling.
    Type: Application
    Filed: March 13, 2023
    Publication date: July 3, 2025
    Applicant: SAFRAN
    Inventors: Patrick DUNLEAVY, Marc DA SILVA, Patrick HENRAT
  • Intermediate material intended to limit the microcracking of composite parts
    Patent number: 9695533
    Abstract: The invention relates to an intermediate product intended for the production of a composite part in combination with a resin matrix, formed by at least two unidirectional sets of reinforcing yarns, the yams of each set extending in a different direction, whereby the sets are interlinked by means of stitching or knitting using at least one stitching or knitting yarn. The invention is characterized in that the stitching or knitting yarn has a yarn count of less than or equal to 30 dTex, preferably less than or equal to 25 dTex, in accordance with standard EN ISO 2060.
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: July 4, 2017
    Assignee: Hexcel Reinforcements
    Inventors: Jean-Marc Beraud, Patrick Henrat
  • NOVEL INTERMEDIATE MATERIAL INTENDED TO LIMIT THE MICROCRACKING OF COMPOSITE PARTS
    Publication number: 20120100354
    Abstract: The invention relates to an intermediate product intended for the production of a composite part in combination with a resin matrix, formed by at least two unidirectional sets of reinforcing yarns, the yams of each set extending in a different direction, whereby the sets are interlinked by means of stitching or knitting using at least one stitching or knitting yarn. The invention is characterized in that the stitching or knitting yarn has a yarn count of less than or equal to 30 dTex, preferably less than or equal to 25 dTex, in accordance with standard EN ISO 2060.
    Type: Application
    Filed: December 8, 2009
    Publication date: April 26, 2012
    Applicant: HEXCEL REINFORCEMENTS
    Inventors: Jean-Marc Beraud, Patrick Henrat