| CPC A01B 69/008 (2013.01) [A01D 41/1278 (2013.01); B62D 6/001 (2013.01)] | 18 Claims |
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8. An agricultural work vehicle comprising:
a steering device configured to steer the agricultural work vehicle;
a crop feeler device comprising:
a rod;
a pivot device coupled to the rod, the pivot device configured to pivot in two opposing directions;
a housing rotatably coupled to the pivot device;
a pair of torsion devices positioned colinearly on the pivot device, the torsion devices configured to return the rod to a central position after a pivot of the pivot device; and
a rotary sensor positioned to measure a rotation of the pivot device or the rod as the rod moves from the central position; and
a controller communicatively coupled to the rotary sensor, the controller comprising a data storage device and an electronic data processor, the data storage device configured for storing instructions that are executable by the electronic data processor to cause the electronic data processor to receive the signal, determine a steering output, and provide a steering signal to the steering device to steer the agricultural work vehicle, wherein the pivot device comprises a pair of stops and the housing comprises a pair of apertures and the pair of torsion devices each have one portion positioned against the stops and another portion positioned in the apertures.
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