Patents by Inventor Shiva Prasad Keralapura Basavaraju

Shiva Prasad Keralapura Basavaraju 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).

  • SOUND ATTENUATION FOR HVAC DEVICES
    Publication number: 20230408142
    Abstract: Example embodiments of the present disclosure relate to improved HVAC devices and kits for HVAC devices that improve the sound attenuation associated with the device, particularly low-frequency noise. An example embodiment includes an improved furnace including a housing with a combustion air chamber, a heat exchanger chamber, and a circulation blower chamber, wherein the combustion air chamber comprises a burner assembly and a combustion air fan, the furnace also includes a sound attenuation layer including a first acoustic metamaterial layer coupled to the combustion air chamber and tuned to attenuate sound for a first frequency band, one or more housing openings fluidly connecting the combustion air chamber to an environment outside the housing, wherein the sound attenuation layer includes a discontinuous section that aligns with one or more of the housing openings.
    Type: Application
    Filed: June 27, 2023
    Publication date: December 21, 2023
    Inventors: Yogesh Pandit, Richard L. Jameson, Zubin Varghese, John Bailey, Lance Lindenburg, Thomas Gort, Shiva Prasad Keralapura Basavaraju, Kevin Joseph Ligi, Chris Fuller, Curtis Mitchell
  • Sound attenuation for HVAC devices
    Patent number: 11725846
    Abstract: Example embodiments of the present disclosure relate to improved HVAC devices and kits for HVAC devices that improve the sound attenuation associated with the device, particularly low-frequency noise. An example embodiment includes an improved furnace including a housing with a combustion air chamber, a heat exchanger chamber, and a circulation blower chamber, wherein the combustion air chamber comprises a burner assembly and a combustion air fan, the furnace also includes a sound attenuation layer including a first acoustic metamaterial layer coupled to the combustion air chamber and tuned to attenuate sound for a first frequency band, one or more housing openings fluidly connecting the combustion air chamber to an environment outside the housing, wherein the sound attenuation layer includes a discontinuous section that aligns with one or more of the housing openings.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: August 15, 2023
    Assignee: Trane International Inc.
    Inventors: Yogesh Pandit, Richard L. Jameson, Zubin Varghese, John Bailey, Lance Lindenberg, Thomas Gort, Shiva Prasad Keralapura Basavaraju, Kevin Joseph Ligi
  • SOUND ATTENUATION FOR HVAC DEVICES
    Publication number: 20220316756
    Abstract: Example embodiments of the present disclosure relate to improved HVAC devices and kits for HVAC devices that improve the sound attenuation associated with the device, particularly low-frequency noise. An example embodiment includes an improved furnace including a housing with a combustion air chamber, a heat exchanger chamber, and a circulation blower chamber, wherein the combustion air chamber comprises a burner assembly and a combustion air fan, the furnace also includes a sound attenuation layer including a first acoustic metamaterial layer coupled to the combustion air chamber and tuned to attenuate sound for a first frequency band, one or more housing openings fluidly connecting the combustion air chamber to an environment outside the housing, wherein the sound attenuation layer includes a discontinuous section that aligns with one or more of the housing openings.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 6, 2022
    Inventors: Yogesh Pandit, Richard L. Jameson, Zubin Varghese, John Bailey, Lance Lindenberg, Thomas Gort, Shiva Prasad Keralapura Basavaraju, Chris Fuller, Curtis Mitchell