Patents by Inventor Jan Fixell

Jan Fixell 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).

  • Patent number: 7004075
    Abstract: An ammunition unit, such as a missile, the casing of which contains at least one explosive charge as well as warhead modules arranged in or on the fuselage or casing that comprise a constituent part of the unit's warhead function when the explosive charge is actuated. The warhead effect modules are of modular design, and the various modules are secured to the fuselage or casing by securing devices and/or retention parts. The device includes a range of modules pertaining to different types of warhead effects. When engaging an actual type of target the ammunition unit is assembled with an array of modules-selected from the range of modules-matched to different types of targets or engagement situations, with the array of modules secured to the fuselage or casing by securing devices.
    Type: Grant
    Filed: June 20, 2001
    Date of Patent: February 28, 2006
    Assignee: Bofors Defence AB
    Inventors: Torsten Ronn, Jan Fixell
  • Publication number: 20030164108
    Abstract: An ammunition unit such as a missile, the casing of which contains at least one explosive charge as well as warhead modules arranged in or on the fuselage or casing that comprise a constituent part of the unit's warhead function when the explosive charge is actuated. The warhead effect modules are of modular design, and the various modules are secured to the fuselage or casing by securing devices and/or retention parts. The device includes a range of modules pertaining to different types of warhead effects. When engaging an actual type of target the ammunition unit is assembled with an array of modules-selected from the range of modules-matched to different types of targets or engagement situations, with the array of modules secured to the fuselage or casing by securing devices.
    Type: Application
    Filed: March 27, 2003
    Publication date: September 4, 2003
    Inventors: Torsten Ronn, Jan Fixell
  • Patent number: 5239929
    Abstract: A device and method are provided for sealing off an explosive charge compartment in a shell of the type in which the shell includes a shell case at its forward region and an element which is inserted into said shell case to cover an explosive charge and is provided with an outer annular abutment surface abutting against the inner contour of the shell case. The device includes a strand of sealant compound which is applied at least along an edge of the upper end portion of the element covering the explosive charge and a radially expendable ring which is forced by radial flaring against the sealant compound to straddle at least a joint between the edge of the upper end portion of the covering element and the inner contour of the shell case to accurately follow inner contours of the element and the shell case.
    Type: Grant
    Filed: June 17, 1992
    Date of Patent: August 31, 1993
    Assignee: Bofors AB
    Inventors: Stig Nilsson, Jan Fixell, Klas Larsson