Full truss tool bar

Earth working – Plural wheeled implements – Outrigged implement adjustable inwardly

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Details

172456, 111 57, 111 66, 111 63, 111 59, A01B 4900

Patent

active

060359420

ABSTRACT:
A full truss tool bar is disclosed comprising an elongated main tool bar section having right and left tool bar wing sections positioned at the right and left ends of the main tool bar section. An elongated main truss member is positioned above the main tool bar section and is secured thereto. Right and left truss members are positioned above the right and left tool bar wing sections and are secured thereto. The main truss member is pivotally connected to the right and left truss members, about horizontal axes. In a modified version of the device, auxiliary tool bar sections are positioned outwardly of the right and left tool bar wing sections and have truss sections positioned thereabove and secured thereto. The trusses on the auxiliary tool bar sections are pivotally connected, about vertical axes, to the outer ends of the right and left tool bar wing sections.

REFERENCES:
patent: 4126189 (1978-11-01), Channel
patent: 4204575 (1980-05-01), Richardson et al.
patent: 4206815 (1980-06-01), Hatcher
patent: 4529040 (1985-07-01), Grollimund
patent: 5429195 (1995-07-01), Turnis
patent: 5577563 (1996-11-01), Holen
patent: 5740870 (1998-04-01), Rodgers et al.
patent: 5921325 (1999-07-01), Meek et al.

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