Adjustable spring loaded agricultural tool mounting
AssigneeC. C. Kelley & Son, Inc.
InventorClarence R. Kelley
Life of this patent
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Abstract
An adjustable spring loaded agricultural tool mounting accommodating pivotal movement of the tool relative to a normal operative relation to an implement frame when said tool encounters an obstacle. The tool includes a part projecting upwardly and rearwardly from the tool pivot and a longitudinally extensible and adjustable strut is pivoted in upwardly and rearwardly spaced relation to the tool pivot and bears against the upper free end portion of said upwardly and rearwardly extending tool part. At least one of said strut and said upwardly and rearwardly projecting tool part includes a spring portion.
Claims2
An adjustable spring loaded agricultural tool mounting wherein a tool is pivoted to an implement frame, comprising means pivoting said tool spaced from a rigid frame member, said tool including a part projecting downwardly rearwardly relative to said pivot and a part projecting upwardly rearwardly relative to said pivot, a strut pivoted on an axis parallel to and spaced rearwardly and upwardly from the pivot axis of said tool and bearing against the upper rear end portion of said upwardly rearwardly extending tool part, one of said strut and said upwardly rearwardly projecting tool part including a resilient element urging said tool to a position in which a portion thereof forwardly of its pivot axis normally abuts said rigid frame member, said strut being longitudinally extensible, and adjustable means for maintaining selected longitudinal adjustment of said strut, said upwardly projecting tool part constituting a leaf spring.
Dependencies are inferred from the claim text.