Patents by Inventor Claire McLean

Claire McLean 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).

  • Sifting screen
    Patent number: 8763814
    Abstract: The invention relates to a screen frame adapted for use in a shaker to separate solids from a liquid/solid mixture and to which woven wire mesh is to be attached, comprising an outer perimeter and a plurality of ribs extending between opposing regions of the perimeter, the ribs defining an upper horizontal face to which a screen is to be attached, wherein at least one rib extends downwardly from the upper face at an angle off set to vertical, and to a shaker comprising at least one such screen frame.
    Type: Grant
    Filed: July 8, 2009
    Date of Patent: July 1, 2014
    Assignee: United Wire Limited
    Inventors: Graham Robertson, Claire McLean, Andrew Ralph
  • Sifting Screen
    Publication number: 20110155653
    Abstract: The invention relates to a screen frame adapted for use in a shaker to separate solids from a liquid/solid mixture and to which woven wire mesh is to be attached, comprising an outer perimeter and a plurality of ribs extending between opposing regions of the perimeter, the ribs defining an upper horizontal face to which a screen is to be attached, wherein at least one rib extends downwardly from the upper face at an angle off set to vertical, and to a shaker comprising at least one such screen frame.
    Type: Application
    Filed: July 8, 2009
    Publication date: June 30, 2011
    Applicant: UNITED WIRE LIMITED
    Inventors: Graham Robertson, Claire McLean, Andrew Ralph