Patents by Inventor Thomas Soulas

Thomas Soulas 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).

  • Interlocking hole pattern seal
    Patent number: 9909440
    Abstract: A seal for a turbomachine is disclosed. The seal assembly includes a rotatable shaft having a stepped outer circumferential surface that defines one or more annular protrusions axially-spaced thereon. A seal is radially-offset from the rotatable shaft and has one or more annular recesses that extend radially-outward from the inner circumferential surface of the seal. A plurality of holes are defined in both the inner circumferential surface and the one or more annular recesses of the seal, the one or more annular recesses being axially-spaced from each other and configured to receive the one or more annular protrusions in an interlocking fit.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: March 6, 2018
    Assignee: Dresser-Rand Company
    Inventors: Manoj K. Gupta, Steven Nove, Thomas Soulas, Krishnaswamy Ramesh, Glenn Grosso
  • INTERLOCKING HOLE PATTERN SEAL
    Publication number: 20140191475
    Abstract: A seal for a turbomachine is disclosed. The seal assembly includes a rotatable shaft having a stepped outer circumferential surface that defines one or more annular protrusions axially-spaced thereon. A seal is radially-offset dially-offset from the rotatable shaft and has one or more annular recesses that extend radially-outward from the inner circumferential surface of the seal. A plurality of holes are defined in both the inner circumferential surface and the one or more annular recesses of the seal, the one or more annular recesses being axially-spaced from each other and configured to receive the one or more annular protrusions in an interlocking fit.
    Type: Application
    Filed: March 23, 2012
    Publication date: July 10, 2014
    Applicant: DRESSER-RAND COMPANY
    Inventors: Manoj K. Gupta, Steven Nove, Thomas Soulas, Krishnaswamy Ramesh, Glenn Grosso