Patents by Inventor Violi Carmelo

Violi Carmelo 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).

  • Electrical gas-blast circuit breaker and method of manufacture
    Patent number: 4242549
    Abstract: An electrical gas blast circuit breaker is disclosed including first and second compartments for a pressurized quenching gas. The first and second compartments are connectible with the connection actuating valve members of each compartment. The actuation of the valve members automatically provides communication between the compartments upon connection of the compartments together. Transportation covers may be provided to releasably seal the ends of the compartments after manufacture and before connection of the compartments. The valve members are preferably spring biased with each valve member urged against the spring bias during connection of the compartments.
    Type: Grant
    Filed: January 24, 1979
    Date of Patent: December 30, 1980
    Assignee: BBC Brown Boveri & Company Limited
    Inventors: Georg Koppl, Helmut Nowack, Violi Carmelo