Torsion bar draft load limit and preload adjuster

Earth working – Automatic power control – Draft responsive

Patent

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Details

A01B 63112

Patent

active

041856970

ABSTRACT:
A draft load sensing mechanism for a vehicle having a torsion bar carrying the draft load from the lower draft arms which produce a torsion load on the bar. A preload adjusting screw applies a preload torque to the torsion bar and a load limit adjusting screw limits the maximum torque load that can be applied to the torsion bar responsive to the draft load on the vehicle.

REFERENCES:
patent: 3246702 (1966-04-01), Carlin
patent: 3700043 (1972-10-01), Sullivan
patent: 3722598 (1973-03-01), Peterson

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