Patents by Inventor Markus Roost

Markus Roost 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).

  • CHECK VALVE HAVING AN OPTIMIZED CLOSING ELEMENT
    Publication number: 20140020774
    Abstract: A check valve (1) comprising a valve housing (2) in which a one-piece closing element (3) is present, which is arranged such that same can be displaced by the flow medium and contacts a profile seal (5) of a sealing section (7) in the closed position, wherein the closing element is guided by a bearing (10), wherein the bearing is disposed concentrically in the valve housing by ribs (11), wherein the closing element comprises a zone A (34) in which the outer contour comprises a flow-optimized shape and a zone B (35) in which the outer contour comprises a domed shape, and the zones A and B are disposed one after the other and transition smoothly into each other.
    Type: Application
    Filed: December 14, 2011
    Publication date: January 23, 2014
    Applicant: Georg Fischer Rohrleitungssysteme AG
    Inventors: Juergen Miklo, Markus Roost, Riccardo Barbone