Patents Represented by Law Firm Brown, Charles J.
  • Self-contained blowback-type firing unit
    Patent number: 4649800
    Abstract: A self-contained blowback-type firing unit insertable in a gun body as a discrete subassembly and including a barrel and bolt with a compression spring acting between them, characterized in that the barrel and bolt slide together on matching longitudinal track surfaces which are other than cylindrical and circumferentially complete, the bolt being slideable on no surfaces other than the barrel track surfaces.
    Type: Grant
    Filed: May 24, 1985
    Date of Patent: March 17, 1987
    Assignee: Shepherd Industries Limited
    Inventor: Frederic G. Tessier