Patent ID: 7578651
Filing Date: 2009-08-25
Classification: E02F,Y10S

Abstract:
1. A method of lifting a boom assembly for a machine along a lift path, the machine having a work implement coupled to the boom assembly, comprising the steps of: initially moving the work implement vertically from a lowered position to a first intermediate position that is forward of the lowered position; subsequently moving the work implement vertically from the first intermediate position along a slightly rearwardly inclined direction to a second intermediate position that is rearward of the first intermediate position; subsequently moving the work implement vertically from the second intermediate position along a slightly forwardly inclined direction to a third intermediate position that is forward of the second intermediate position; and finally moving the work implement vertically from the third intermediate position along a slightly rearward inclined direction to a final position that is rearward of the first, second, and third intermediate positions.