Patents by Inventor Bernard F. Nitschke

Bernard F. Nitschke 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).

  • Method of sealing a relay
    Patent number: 4675987
    Abstract: A relay is sealed with a sealing compound when the relay housing is in a closed state, thus causing an air cushion to be formed in the inside, with an afterflow of sealing compound into the interior being prevented. Following gelling or curing of the sealing compound, a vent hole is pierced into the relay housing which, if required, may be closed following degassing of the interior space of the relay.
    Type: Grant
    Filed: March 7, 1984
    Date of Patent: June 30, 1987
    Assignee: International Standard Electric Corporation
    Inventors: Werner Minks, Bernard F. Nitschke