Patent ID: 6325589
Filing Date: 2001-12-04
Classification: E02F

Abstract:
A loader comprising:a frame;a pair of laterally spaced lift booms disposed at opposite lateral sides of the frame for elevational movement between lowered and raised positions, each of the lift booms having a forward free end which carries a working implement and a rear proximal end articulately mounted to the frame;a pair of front control links arranged on the opposite sides of the frame, each of the front control links having a first end pivotally attached to a rear part of the frame at a first pivot point and a second end pivotally connected to the rear proximal end of the respective lift boom at a first connection point;a pair of rear control links disposed rearward of the front control links and arranged on the opposite sides of the frame, each of the rear control links having a first end pivotally attached to the frame at a second pivot point positioned rearwardly and downwardly of the first pivot point when the lift booms are in the lowered position and a second end pivotally connected to the rear proximal end of the respective lift boom at a second connection point positioned rearwardly and upwardly of the first connection point when the lift booms are in the lowered position; andactuator means for causing the respective lift boom to move along with the working implement between the lowered and raised positions.