Patents Assigned to Brent's Grading Ltd.
  • Patent number: 6957804
    Abstract: An apparatus for lifting and aligning a blade to a support, such as a grader moldboard or a scraper bowl. In one aspect the invention is an apparatus with a frame, flexible hoisting means for holding the blade, a drum to which each flexible hoisting means is attached, a stabilizing means for stabilizing the apparatus, and a drive means for rotating the drums. In another aspect, the invention is a method for lifting a blade to a support, which involves inserting flexible hoisting means through different apertures of a support and the corresponding apertures in the blade, and providing means to controllably reduce the length of the flexible hoisting means while holding the blade. The apparatus and method can be used by one person to lift, line up, and securely bolt a blade to a support.
    Type: Grant
    Filed: June 9, 2003
    Date of Patent: October 25, 2005
    Assignee: Brent's Grading Ltd.
    Inventor: Brent Heggestad