Patents by Inventor David E. Pierce

David E. Pierce 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).

  • Patent number: 8931975
    Abstract: A mobile asphalt production machine which includes support for different asphalt concrete recipes including a plurality of aggregate storage bins which work on combination with a fines or sands storage bin. The individual bins have separated feeding chutes to the mixing trough. The machinery also includes a removable pan at the elevator transfer station to accommodate changeover from one grade aggregate material to another. Further, a controller is provided which delivers appropriate ingredients while also measuring process parameters to adjust various input requirements. Further, a dust and particulate recapturing system is provided which recycles particulate matter back into the ribbon of mixed material with a binding agent.
    Type: Grant
    Filed: June 6, 2011
    Date of Patent: January 13, 2015
    Assignee: Hot Mix Mobile, LLC
    Inventors: Jerry L. Warlow, David E. Pierce, Boris Fridman
  • Publication number: 20130058719
    Abstract: A mobile asphalt production machine which includes support for different asphalt concrete recipes including a plurality of aggregate storage bins which work on combination with a fines or sands storage bin. The individual bins have separated feeding chutes to the mixing trough. The machinery also includes a removable pan at the elevator transfer station to accommodate changeover from one grade aggregate material to another. Further, a controller is provided which delivers appropriate ingredients while also measuring process parameters to adjust various input requirements. Further, a dust and particulate recapturing system is provided which recycles particulate matter back into the ribbon of mixed material with a binding agent.
    Type: Application
    Filed: June 6, 2011
    Publication date: March 7, 2013
    Applicant: HOT MIX MOBILE, LLC
    Inventors: Jerry L. Warlow, David E. Pierce, Boris Fridman