Patents by Inventor Karl Patrik Mandelin

Karl Patrik Mandelin 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).

  • Transmission device and chest compression device using same
    Patent number: 7837636
    Abstract: A transmission device transforms an alternate rotational movement of an alternately rotating element into a linear reciprocating movement. The device includes a linear reciprocating element connected to the rotating element, and a first pivoting element having a first fixed pivot point connected to the linear reciprocating element. The transmission device includes a second pivoting element connected to the first pivoting element. A ball member, which may be connected to a CPR piston, is attached to the second pivoting element. A third pivoting element having a second fixed pivot point is connected to the second pivoting element.
    Type: Grant
    Filed: October 23, 2006
    Date of Patent: November 23, 2010
    Assignee: Laerdal Medical AS
    Inventors: Øyvind Tjølsen, Viggo Lauritz Norum, Karl Patrik Mandelin
  • Transmission device and chest compression device using same
    Publication number: 20080092677
    Abstract: A transmission device transforms an alternate rotational movement of an alternately rotating element into a linear reciprocating movement. The device includes a linear reciprocating element connected to the rotating element, and a first pivoting element having a first fixed pivot point connected to the linear reciprocating element. The transmission device includes a second pivoting element connected to the first pivoting element. A ball member, which may be connected to a CPR piston, is attached to the second pivoting element. A third pivoting element having a second fixed pivot point is connected to the second pivoting element.
    Type: Application
    Filed: October 23, 2006
    Publication date: April 24, 2008
    Inventors: Oyvind Tjolsen, Viggo Lauritz Norum, Karl Patrik Mandelin