Patents by Inventor Andrew Gerla

Andrew Gerla 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).

  • Roof bolt bit
    Patent number: 8240404
    Abstract: In one aspect of the present invention, a roof bolt drill bit for use in underground mines comprises a bit body with a shank adapted for attachment to a driving mechanism. A working face disposed opposite the shank comprises a plurality of polycrystalline diamond cutting elements. Carbide bolsters are disposed intermediate the plurality of cutting elements and the bit body.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: August 14, 2012
    Inventors: David R. Hall, Ronald B. Crockett, Andrew Gerla
  • Water extraction apparatus
    Patent number: 7766998
    Abstract: In one aspect of the present invention, an apparatus for the extraction of water from air incorporated into a wall of a building has a cavity formed in the wall. The cavity has an air inlet and an air outlet. A condensing surface is disposed within the cavity and is adapted to direct condensed water to a water storage unit. In another aspect of the present invention, the cavity is formed between two different building walls.
    Type: Grant
    Filed: January 18, 2008
    Date of Patent: August 3, 2010
    Inventors: David R. Hall, Tyson J. Wilde, Andrew Gerla, Joshua Larsen
  • Water Extraction Apparatus
    Publication number: 20090183631
    Abstract: In one aspect of the present invention, an apparatus for the extraction of water from air incorporated into a wall of a building has a cavity formed in the wall. The cavity has an air inlet and an air outlet. A condensing surface is disposed within the cavity and is adapted to direct condensed water to a water storage unit. In another aspect of the present invention, the cavity is formed between two different building walls.
    Type: Application
    Filed: January 18, 2008
    Publication date: July 23, 2009
    Inventors: David R. Hall, Tyson J. Wilde, Andrew Gerla, Joshua Larsen
  • Roof Bolt Bit
    Publication number: 20090000828
    Abstract: In one aspect of the present invention, a roof bolt drill bit for use in underground mines comprises a bit body with a shank adapted for attachment to a driving mechanism. A working face disposed opposite the shank comprises a plurality of polycrystalline diamond cutting elements. Carbide bolsters are disposed intermediate the plurality of cutting elements and the bit body.
    Type: Application
    Filed: September 10, 2008
    Publication date: January 1, 2009
    Inventors: David R. Hall, Ronald B. Crockett, Andrew Gerla