Patents by Inventor Alberto ZANETTI

Alberto ZANETTI 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).

  • Insulator for a medium- or high-voltage gas-insulated switchgear
    Patent number: 11824330
    Abstract: An insulator for a gas-insulated device is provided, including an injection-molded insulator disc and a conductor, wherein the insulator disc includes a first circumferential surface, a second circumferential surface disposed radially outwards from the first circumferential surface, and a web portion connecting the first circumferential surface and the second circumferential surface, characterized in that the web portion includes a wave structure, the web portion having an inner wave profile at the first circumferential surface and an outer wave profile at the second circumferential surface, and the inner wave profile and the outer wave profile have a radius of curvature of 2 mm or more and 10,000 mm or less.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: November 21, 2023
    Assignee: Hitachi Energy Ltd
    Inventors: Robert Platek, Dariusz Bednarowski, Alberto Zanetti, Pierre Elser, Lukasz Malinowski
  • INSULATOR FOR A MEDIUM- OR HIGH-VOLTAGE GAS-INSULATED SWITCHGEAR
    Publication number: 20220102947
    Abstract: An insulator for a gas-insulated device is provided, including an injection-molded insulator disc and a conductor, wherein the insulator disc includes a first circumferential surface, a second circumferential surface disposed radially outwards from the first circumferential surface, and a web portion connecting the first circumferential surface and the second circumferential surface, characterized in that the web portion includes a wave structure, the web portion having an inner wave profile at the first circumferential surface and an outer wave profile at the second circumferential surface, and the inner wave profile and the outer wave profile have a radius of curvature of 2 mm or more and 10,000 mm or less.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 31, 2022
    Applicant: ABB Power Grids Switzerland AG
    Inventors: Robert PLATEK, Dariusz BEDNAROWSKI, Alberto ZANETTI, Pierre ELSER, Lukasz MALINOWSKI