Patents by Inventor Michel Emile Marie Rabuteau

Michel Emile Marie Rabuteau 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).

  • Anti-rotation and axial locking arrangement of a gas seal on its sleeve
    Patent number: 6131913
    Abstract: The present invention relates to a non-contact shaft seal (1) comprising a sealing element (14) mounted co-axially to a rotary sealing ring (10) to form a primary seal between opposed faces thereof to substantially prevent fluid flow across the primary seal. The sealing ring (10) is mounted about the shaft (2) on an inner sleeve (11). The inner sleeve is fixed to the shaft to be axially and rotationally fast. The sealing ring (10) is connected to the inner sleeve (11) by half-moon shaped locking members (12) extending through the inner sleeve (11) outwardly into the sealing ring (10). The locking members (12) lock the sealing (10) rotationally and axially fast on the inner sleeve (11).
    Type: Grant
    Filed: February 23, 1998
    Date of Patent: October 17, 2000
    Assignee: Dresser Rand Company
    Inventors: Philippe Jacques Auber, Michel Emile Marie Rabuteau