Patents by Inventor Betty L. Christensen

Betty L. Christensen 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).

  • Cleaning and deburring tool for spent cartridge cases
    Patent number: 4468829
    Abstract: A tool for cleaning and deburring spent cartridge cases by means of a cleaner at a first end of the tool used to clean the primer pocket of carbon and other residue remaining in the pocket is disclosed herein. The other end of the tool is adapted to deburr the bullet end of the cartridge. The deburring tool is adjustable through a range of sizes to accommodate various sized cartridges. The cleaner end of the tool may be provided with different size cleaners to accommodate various sized primer pockets and may be used alternatively to reshape the primer pocket when crimped primers were used.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: September 4, 1984
    Inventor: Betty L. Christensen