Low profile lift arm for small skid steer loader
AssigneeClark Equipment Company
InventorsMark F. Bares, James H. Page
Life of this patent
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AssigneeClark Equipment Company
InventorsMark F. Bares, James H. Page
Estimating the term…
A small loader has a frame, and drive tracks on opposite sides of the frame. The, drive tracks are mounted over drive sprockets and idler wheels to establish lengths of track at upper sides. The frame includes upright members at a rear portion for mounting a lift arm assembly made of two lift arms joined together. Each lift arm has a rear portion pivotally mounted on the upright portion of the frame and extending downwardly and forwardly to join side portions of the lift arms that are substantially parallel to the upper lengths of the respective tracks in a lowered position of the lift arm assembly. Actuators for pivoting the lift arm assembly are mounted on the frame, below the side portions and above the tracks, and extend generally parallel to both the side portions and the upper length of the tracks when the lift arm assembly is in a lowered position.
A loader having a frame, operator controls at the rear of the frame, accessible to an operator standing or walking at the rear of the frame, a propulsion system for moving the frame along a surface, including drive members on opposite sides of the frame, an engine on the frame mounted between the drive members, the frame having upright members at the rear portions thereof adjacent the controls and positioned at an upper most level of the loader, a lift arm for lifting loads including a base portion pivotally mounted to the upright member of the frame at a pivot above the controls, a center side portion, and a forwardly extending portion extending forwardly of the frame and adapted for supporting a work tool, an actuator for pivoting the lift arm about the pivot, the lift arm base portion inclining downwardly and forwardly from the pivot and joining the center side portion of the lift arm, the center side portion being above and adjacent the drive members in a lowered position of the lift arm and positioned alongside the engine compartment, and the lift arm center side portion joining the forwardly extending portion, the forwardly extending portion inclining downwardly from the center side portion for attachment to a work tool.
Dependencies are inferred from the claim text.