Patents by Inventor Per Bonde

Per Bonde 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).

  • Hydraulic overpressure valve and hydraulic machine
    Patent number: 10174854
    Abstract: A hydraulic overpressure valve (1) is provided comprising a valve housing (2), a valve seat (3) located in said valve housing and having a seat center and a seat center axis (4), a cone element (5) movable relatively to said valve seat (3), said cone element (5) having a cone (6) protruding at least partly into said valve seat (3) and having a cone center axis (4), and force generating means acting on said cone element (5) in a direction towards said valve seat (3). Such a hydraulic overpressure valve should be operated with low noise. To this end said cone (6) is movable along a path of movement in which said cone center axis is kept outside said seat center axis (4).
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: January 8, 2019
    Assignee: Danfoss Power Solutions ApS
    Inventors: Per Bonde, Mogens Frederiksen, Niels Bjarne Hansen, Nils E. Sevelsted, Bendt Porskrog, Helle Bonde Rasmussen
  • HYDRAULIC OVERPRESSURE VALVE AND HYDRAULIC MACHINE
    Publication number: 20170138492
    Abstract: A hydraulic overpressure valve (1) is provided comprising a valve housing (2), a valve seat (3) located in said valve housing and having a seat center and a seat center axis (4), a cone element (5) movable relatively to said valve seat (3), said cone element (5) having a cone (6) protruding at least partly into said valve seat (3) and having a cone center axis (4), and force generating means acting on said cone element (5) in a direction towards said valve seat (3). Such a hydraulic overpressure valve should be operated with low noise. To this end said cone (6) is movable along a path of movement in which said cone center axis is kept outside said seat center axis (4).
    Type: Application
    Filed: November 11, 2016
    Publication date: May 18, 2017
    Inventors: Per Bonde, Mogens Frederiksen, Niels Bjarne Hansen, Nils E. Sevelsted, Bendt Porskrog, Helle Bonde Rasmussen