Patents by Inventor Amir Gharbani

Amir Gharbani 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).

  • Yielding Spiral Bolt Appendage for a Rock Bolt
    Publication number: 20130004245
    Abstract: A yielding spiral holt appendage for attachment to a rock holt has a cylindrical shank portion for attachment to the insertion end or the rock and a helical flute portion having a tip for rupturing a resin cartridge and achieving mixing when rotated. The shank has a first tapered portion and a second tapered portion for resisting movement or the appendage once the resin has set.
    Type: Application
    Filed: March 19, 2010
    Publication date: January 3, 2013
    Inventors: Amir Gharbani, Roland Walker