Patents by Inventor Ulf Murner

Ulf Murner 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).

  • Valve arrangement for controlling the flow of mediums
    Patent number: 4641683
    Abstract: A valve arrangement for controlling the flow of mediums, specifically of gases or liquids in pipelines or similar conduits comprising an on-off valve, a throttle positioned downstream of the on-off valve, and a pressure sensor arranged between the on-off valve and the throttle. An actuator is also provided which upon a pressure increase at the pressure sensor causes the immediate or retarded closing of the on-off valve, and at pressure drop the immediate or retarded opening of the on-off valve.
    Type: Grant
    Filed: July 12, 1985
    Date of Patent: February 10, 1987
    Assignee: Voith Turbo GmbH & Co. KG
    Inventor: Ulf Murner