Patents by Inventor Ernest Frieden

Ernest Frieden 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: 8146500
    Abstract: Explosive apparatus has at least two cuboid moldings, which each includes at least one firing hole and explosive, and whose edge lengths have a ratio of substantially 1:2:4, and a container including an internal area having a square outline and at least one aperture hole to the internal area, the internal area having a side length corresponding at least approximately to a longest edge length of the moldings and a height corresponding at least approximately to a shortest edge length of the moldings or to an integer multiple thereof, wherein the moldings are placed in the internal area of the container such that the at least one firing hole in one of the at least two moldings is aligned with the at least one aperture hole in the container, the aperture hole being intended for insertion of an explosive capsule into the firing hole of the corresponding molding.
    Type: Grant
    Filed: December 6, 2006
    Date of Patent: April 3, 2012
    Assignee: Recconn AG
    Inventor: Ernest Frieden
  • Publication number: 20090000504
    Abstract: Explosive apparatus having at least two cuboid mouldings, which have at least one firing hole, composed of explosive material, whose edge lengths have a ratio of 1:2:4 and having a container (1) with at least one aperture (80) to an internal area (60) with a square outline, whose side length corresponds at least approximately to the longest edge length of the moulding, and whose height corresponds at least approximately to the shortest edge length of the moulding, or to an integer multiple of this. The mouldings can be placed in the internal area (60) of the container (1) such that at least the firing hole in one of the mouldings is aligned with the aperture (80) in the container (1), and the aperture (80) is intended for introduction of an explosive capsule into the firing hole of the relevant moulding.
    Type: Application
    Filed: December 6, 2006
    Publication date: January 1, 2009
    Inventor: Ernest Frieden