Down-pressure system for agricultural implement

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

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Details

172321, 172456, A01B 7300

Patent

active

056877986

ABSTRACT:
The implement has a folding tool-bar, with a main section and wings. Hydraulic rams press the wings downwards relative to the main section during operation. Another ram presses the main-section downwards, reacting the force against a relatively weighty component, such as a air-cart. During non-operation, a carriage wheel is lowered, which raises the main section of the tool-bar off the ground. The wings also are raised clear of the ground. A sensor detects the position of the carriage wheel, and blocks movement of the wings downwards when the carriage wheel is lowered.

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The Dynamite Disks John Deere Mar. 1991 date not confirmed.

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