Patents by Inventor Hermann J. Topolsek

Hermann J. Topolsek 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).

  • Liquid tight fitting for conduit
    Patent number: 7429064
    Abstract: A connecting device for providing a liquid tight connection between a conduit and a panel includes a tubular body with a central flange having a forward face and a rearward face, a rear tubular section extending axially from the rearward face and a tubular nose section extending axially from the forward face. This body also has an annular cover section and an annular passageway be formed between the cover section and the rear tubular section. At least one thread is formed on the cover section and projects radially inwardly. A sealing ring is mounted in the passageway adjacent the rearward face and provides a seal between the tubular body and an end of the conduit. A forward fastening device secures the nose section to the panel.
    Type: Grant
    Filed: May 4, 2005
    Date of Patent: September 30, 2008
    Assignee: MM Plastic (MFG.) Company, Inc.
    Inventors: Hermann J. Topolsek, Howard W. Molto