Patents by Inventor Mikkel Rolf Olof Niia

Mikkel Rolf Olof Niia 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).

  • Gas spring with temperature compensation
    Patent number: 8678149
    Abstract: A gas spring is described, which comprises a first part which defines a cylinder, which comprises a longitudinal axis and which is closed at a first end along the longitudinal axis. The gas spring further comprises a piston, which is arranged to be movable along the longitudinal axis in the cylinder, a piston rod which is connected to the piston and which projects out through a second end of the cylinder, a separating piston which is arranged to be movable in the cylinder along the longitudinal axis between the piston and the first end, gas which is contained in the cylinder between the separating piston and the first end, and liquid which is contained between the separating piston and the piston.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: March 25, 2014
    Assignee: Stromsholmen AB
    Inventors: Mikkel Rolf Olof Niia, Marten Johansson
  • GAS SPRING WITH TEMPERATURE COMPENSATION
    Publication number: 20130038004
    Abstract: A gas spring is described, which comprises a first part which defines a cylinder, which comprises a longitudinal axis and which is closed at a first end along the longitudinal axis. The gas spring further comprises a piston, which is arranged to be movable along the longitudinal axis in the cylinder, a piston rod which is connected to the piston and which projects out through a second end of the cylinder, a separating piston which is arranged to be movable in the cylinder along the longitudinal axis between the piston and the first, gas which is contained in the cylinder between the separating piston and the first, and liquid which is contained between the separating piston and the piston.
    Type: Application
    Filed: February 24, 2011
    Publication date: February 14, 2013
    Inventors: Mikkel Rolf Olof Niia, Marten Johanssen