Patents by Inventor Werner Bertschinger

Werner Bertschinger 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).

  • Silencer device
    Patent number: 10094633
    Abstract: A silencer device for a firearm has a center portion including at least two substantially semi-circular chamber partition wall elements being spaced from one another in the longitudinal direction of the center portion, a housing portion into which the center portion is introduced, wherein between the at least two substantially semi-circular chamber partition wall elements and the inner wall of the housing portion at least one chamber is formed; and a positioning portion being at least connectable to the housing portion. The at least two substantially semi-circular chamber partition wall elements respectively comprise on their outer sides at least one chamfer, which form a lateral passage for explosive gases with the inner wall of the housing portion.
    Type: Grant
    Filed: February 10, 2016
    Date of Patent: October 9, 2018
    Inventors: Werner Bertschinger, Hugo Ziegler
  • SILENCER DEVICE
    Publication number: 20160238335
    Abstract: A silencer device for a firearm has a center portion including at least two substantially semi-circular chamber partition wall elements being spaced from one another in the longitudinal direction of the center portion, a housing portion into which the center portion is introduced, wherein between the at least two substantially semi-circular chamber partition wall elements and the inner wall of the housing portion at least one chamber is formed; and a positioning portion being at least connectable to the housing portion. The at least two substantially semi-circular chamber partition wall elements respectively comprise on their outer sides at least one chamfer, which form a lateral passage for explosive gases with the inner wall of the housing portion.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 18, 2016
    Inventors: Werner Bertschinger, Hugo Ziegler