Patents by Inventor Ashtad Kotwal

Ashtad Kotwal 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).

  • Gas turbine transition inlet ring adapter
    Patent number: 9416969
    Abstract: A combustion system for a gas turbine engine including a combustor assembly comprising a combustor basket having a downstream terminal end, and a transition duct extending downstream from the combustor basket and having an upstream end located adjacent to the downstream terminal end of the combustor basket. A coupling is provided comprising an inlet ring adapter including a cylindrical sleeve extending downstream of the upstream end of the transition duct in overlapping relation to an inner surface of the transition duct. A spring clip assembly is mounted to the terminal end of the combustor basket. The spring clip assembly extends into engagement with and forms a seal on the cylindrical sleeve.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: August 16, 2016
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Adam J. Weaver, Lashanda N. Oliver, Daniel W. Garan, Ashtad Kotwal
  • GAS TURBINE TRANSITION INLET RING ADAPTER
    Publication number: 20140260316
    Abstract: A combustion system for a gas turbine engine including a combustor assembly comprising a combustor basket having a downstream terminal end, and a transition duct extending downstream from the combustor basket and having an upstream end located adjacent to the downstream terminal end of the combustor basket. A coupling is provided comprising an inlet ring adapter including a cylindrical sleeve extending downstream of the upstream end of the transition duct in overlapping relation to an inner surface of the transition duct. A spring clip assembly is mounted to the terminal end of the combustor basket. The spring clip assembly extends into engagement with and forms a seal on the cylindrical sleeve.
    Type: Application
    Filed: March 14, 2013
    Publication date: September 18, 2014
    Inventors: Adam J. Weaver, Lashanda N. Oliver, Daniel W. Garan, Ashtad Kotwal