Patents by Inventor Hardy Jepsen

Hardy Jepsen 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, particularly solenoid valve
    Patent number: 6708725
    Abstract: The invention concerns a valve, particularly a solenoid valve, with an inlet connection and an outlet connection, having between them a shut-off device with a valve seat and a closure member. In such a valve, it is endeavoured to obtain a small output with a simple design. For this purpose, the closure member has a closing element and a tappet separate from the closing element, the closing element being held in a guiding arrangement.
    Type: Grant
    Filed: December 20, 2001
    Date of Patent: March 23, 2004
    Assignee: Danfoss A/S
    Inventors: Richard Thomas Entwistle, Hardy Jepsen
  • Valve, particularly solenoid valve
    Publication number: 20020079006
    Abstract: The invention concerns a valve, particularly a solenoid valve, with an inlet connection and an outlet connection, having between them a shut-off device with a valve seat and a closure member.
    Type: Application
    Filed: December 20, 2001
    Publication date: June 27, 2002
    Inventors: Richard Thomas Entwistle, Hardy Jepsen
  • Hydraulic pumping device
    Patent number: 5469776
    Abstract: A hydraulic pumping device for use in a hydraulic machine having a piston and slider shoe unit made of a combination of plastic and metal material to operate with virtually lubricant free fluid.
    Type: Grant
    Filed: July 13, 1994
    Date of Patent: November 28, 1995
    Assignee: Danfoss A/S
    Inventors: Lars Martensen, Ove T. Hansen, Henry M. Moeller, Hardy Jepsen
  • Water cleaner
    Patent number: D614727
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: April 27, 2010
    Assignee: Danish Clean Water A/S
    Inventors: Henning Therkelsen, Hardy Jepsen