Patents by Inventor Stefan Trotzko

Stefan Trotzko 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 with damper
    Patent number: 9976662
    Abstract: A pressure relief valve includes a valve element having, at one end, a flow restricting head and, at an opposed end, a damping head. The damping head includes a damping channel formed therein to allow fluid flow between an inlet chamber and a damping chamber of the valve.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: May 22, 2018
    Assignee: HS WROCLAW SP. Z O.O
    Inventor: Stefan Trotzko
  • VALVE WITH DAMPER
    Publication number: 20160273668
    Abstract: A pressure relief valve includes a valve element having, at one end, a flow restricting head and, at an opposed end, a damping head. The damping head includes a damping channel formed therein to allow fluid flow between an inlet chamber and a damping chamber of the valve.
    Type: Application
    Filed: March 18, 2016
    Publication date: September 22, 2016
    Inventor: Stefan Trotzko