Patents by Inventor Craig Wroth

Craig Wroth 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).

  • Proximity awareness safety device and system
    Patent number: 9726016
    Abstract: A vehicle proximity awareness system in a mine, including: a magnetic field transmitter on a first vehicle for transmitting a transmit magnetic field, the magnetic field transmitter including an anti-collision capability for reducing a likelihood of the transmit magnetic field being affected by a magnetic field from a different source; a magnetic field receiver on a second vehicle for receiving the transmit magnetic field from the first vehicle to provide a receive signal; and a processor on the second vehicle for processing the receive signal, and for providing an indication to an operator of the second vehicle when the first vehicle is within a proximity of the second vehicle.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: August 8, 2017
    Assignee: Minetec Pty Ltd
    Inventors: Grant Wilmot, Alex Beliakov, Sunil Sanganbatte, Craig Wroth
  • A PROXIMITY AWARENESS SAFETY DEVICE AND SYSTEM
    Publication number: 20150308270
    Abstract: A vehicle proximity awareness system in a mine, including: a magnetic field transmitter on a first vehicle for transmitting a transmit magnetic field, the magnetic field transmitter including an anti-collision capability for reducing a likelihood of the transmit magnetic field being affected by a magnetic field from a different source; a magnetic field receiver on a second vehicle for receiving the transmit magnetic field from the first vehicle to provide a receive signal; and a processor on the second vehicle for processing the receive signal, and for providing an indication to an operator of the second vehicle when the first vehicle is within a proximity of the second vehicle.
    Type: Application
    Filed: November 7, 2013
    Publication date: October 29, 2015
    Applicant: Minetec Pty Ltd
    Inventors: Grant Wilmot, Alex Beliakov, Sunil Sanganbatte, Craig Wroth
  • PUMP SYSTEM
    Publication number: 20090081050
    Abstract: A pump system for a pressure sewer system, comprising a pump, a cutter and an electric motor configured to drive the pump and the cutter; the pump system comprises a current sensor that measures the electric current provided to the motor and the controller stops the operation of the motor if the current drawn by the electric motor exceeds the predetermined threshold.
    Type: Application
    Filed: August 15, 2008
    Publication date: March 26, 2009
    Applicant: MONO PUMPS LIMITED
    Inventors: Andrew Moore, Craig Wroth, Steve Watt