Patents by Inventor Laurent SCHWEITZER

Laurent SCHWEITZER 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).

  • Brush seal comprising at least two groups of bristles
    Patent number: 11719163
    Abstract: A brush seal for a rotating machine, intended to be disposed between a first part and a second part of the rotating machine, the first and second parts being movable relative to each other about an axis, extending along an axial direction, the brush seal comprising a body intended to be attached to the first part, and a brush attached to the body, intended to be in contact with the second part, wherein the brush comprises at least a first group of bristles and a second group of bristles, at least one parameter of the bristles of the first group of bristles being different from the corresponding parameter of the bristles of the second group of bristles.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: August 8, 2023
    Assignee: SAFRAN AIRCRAFT ENGINES
    Inventors: Kévin Nicolas, Laurent Schweitzer
  • BRUSH SEAL COMPRISING AT LEAST TWO GROUPS OF BRISTLES
    Publication number: 20200165977
    Abstract: A brush seal for a rotating machine, intended to be disposed between a first part and a second part of the rotating machine, the first and second parts being movable relative to each other about an axis, extending along an axial direction, the brush seal comprising a body intended to be attached to the first part, and a brush attached to the body, intended to be in contact with the second part, wherein the brush comprises at least a first group of bristles and a second group of bristles, at least one parameter of the bristles of the first group of bristles being different from the corresponding parameter of the bristles of the second group of bristles.
    Type: Application
    Filed: November 25, 2019
    Publication date: May 28, 2020
    Applicant: SAFRAN AIRCRAFT ENGINES
    Inventors: Kévin NICOLAS, Laurent SCHWEITZER