Patents by Inventor Pierre-Yves Pfirter

Pierre-Yves Pfirter 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).

  • Blade and creping arrangement
    Patent number: 12128647
    Abstract: A blade for creping a paper web from a dryer cylinder surface. The blade has a leading side and a front bevel surface to be impacted by the paper web. The leading side and the front bevel surface meet at a contact edge to contact the dryer cylinder. The front bevel surface has a 3D areal roughness, measured according to ISO 25178, of Sa>0.7 ?m and/or Sz>18 ?m and/or Sq>1.0 ?m.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: October 29, 2024
    Assignee: Voith Patent GmbH
    Inventors: Alexandre Claudon, Pierre-Yves Pfirter
  • BLADE AND CREPING ARRANGEMENT
    Publication number: 20240262071
    Abstract: A blade for creping a paper web from a dryer cylinder surface. The blade has a leading side and a front bevel surface to be impacted by the paper web. The leading side and the front bevel surface meet at a contact edge to contact the dryer cylinder. The front bevel surface has a 3D areal roughness, measured according to ISO 25178, of Sa>0.7 ?m and/or Sz>18 ?m and/or Sq>1.0 ?m.
    Type: Application
    Filed: July 26, 2022
    Publication date: August 8, 2024
    Inventors: Alexandre Claudon, Pierre-Yves Pfirter