Patents by Inventor Michael Scott Britton

Michael Scott Britton 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).

  • Soft start motor control using back-EMF
    Patent number: 7848067
    Abstract: A method of controlling in-rush current to a DC motor is disclosed. The method may include operating the DC motor in a first mode including applying back-EMF across a relay coil to maintain the relay in an open configuration when the back-EMF is below a predetermined voltage. The method may also include operating the DC motor in a second mode including applying the back-EMF across the relay coil to maintain the relay in a closed configuration when the back-EMF is equal to or above the predetermined voltage.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: December 7, 2010
    Assignee: Caterpillar S.A.R.L.
    Inventors: Robert Quincy Elliott, Michael Scott Britton, Mark Andrew Sporer
  • Soft start motor control using back-EMF
    Publication number: 20090263110
    Abstract: A method of controlling in-rush current to a DC motor is disclosed. The method may include operating the DC motor in a first mode including applying back-EMF across a relay coil to maintain the relay in an open configuration when the back-EMF is below a predetermined voltage. The method may also include operating the DC motor in a second mode including applying the back-EMF across the relay coil to maintain the relay in a closed configuration when the back-EMF is equal to or above the predetermined voltage.
    Type: Application
    Filed: April 16, 2008
    Publication date: October 22, 2009
    Inventors: Robert Quincy Elliott, Michael Scott Britton, Mark Andrew Sporer