Patents by Inventor Frank STACKOWITZ

Frank STACKOWITZ 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).

  • Publication number: 20190388718
    Abstract: The invention relates to a fire extinguishing system valve (1), in particular a wet alarm valve, dry alarm valve or spray water valve, comprising a housing (2, 3) which has a fluid inlet chamber (8), a fluid outlet chamber (9) and a closing body (4a) which is movable to and fro between a blocking state and a release state, wherein, in the release state, the fluid inlet chamber (8) and the fluid outlet chamber (9) communicate with each other directly in a fluid-conducting manner, and, in the blocking state, the closing body (4a) prevents the direct communication between the fluid inlet chamber (8) and the fluid outlet chamber (9) characterized by a bypass line (10) which is integrated in the housing and is connected to the fluid inlet chamber (8) and the fluid outlet chamber (9) in a fluid-conducting manner.
    Type: Application
    Filed: December 14, 2017
    Publication date: December 26, 2019
    Inventors: Matthias POHL, Frank STACKOWITZ, Peter KEMPF, Georg KUNERT