Patents by Inventor Simon Daniel Hardwicke Knight

Simon Daniel Hardwicke Knight 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).

  • Cuttable drilling tool, and a cuttable self drilling rock bolt
    Patent number: 8556542
    Abstract: The present invention relates to a drilling tool incorporating first and second ends, a cuttable and/or processable shaft extending between the ends. The first end has a drill bit to penetrate rock. The drill bit and the shaft have complementary threads. The drill bit and the shaft comprise a relative rotation stop means that ensures that the drill bit remains loose during drilling in a first direction. The invention further relates to a self drilling rock bolt, a drill bit, drill shaft and shaft coupling, and an anchoring device per se.
    Type: Grant
    Filed: April 24, 2009
    Date of Patent: October 15, 2013
    Assignee: Sandvik Intellectual Property AB
    Inventors: John Horsch, Simon Daniel Hardwicke Knight
  • CUTTABLE DRILLING TOOL, AND A CUTTABLE SELF DRILLING ROCK BOLT
    Publication number: 20110103896
    Abstract: The present invention relates to a drilling tool incorporating first and second ends, a cuttable and/or processable shaft extending between the ends. The first end has a drill bit to penetrate rock. The drill bit and the shaft have complementary threads. The drill bit and the shaft comprise a relative rotation stop means that ensures that the drill bit remains loose during drilling in a first direction. The invention further relates to a self drilling rock bolt, a drill bit, drill shaft and shaft coupling, and an anchoring device per se.
    Type: Application
    Filed: April 24, 2009
    Publication date: May 5, 2011
    Applicant: SANDVIK INTELLECTUAL PROPERTY AB
    Inventors: John Horsch, Simon Daniel Hardwicke Knight