Cutlery
Patent
1976-11-17
1978-02-07
Cherry, Johnny D.
Cutlery
302 61, B65G 5340
Patent
active
040723593
ABSTRACT:
Device for maneuvering a discharge tube of a tractor-drawn agricultural harvesting machine, e.g. a field ensilage harvester or chopper, wherein the discharge tube comprises a lower duct portion secured to the housing of the harvester and a discharge duct portion rotatably connected to the lower duct portion and, preferably, a scoop-formed discharge flap pivotally connected at the outlet end of the discharge duct portion, the device, moreover, comprising operating means for applying rotation to the discharge duct portion with respect to the lower duct portion, said operating means being reachable from the driver's seat and wherein a bracket which pivotally supports a transversely extending lever is secured to the lower duct portion, the free ends of the lever being pivotally secured to rigid connecting links the other ends of which are pivotally connected to ears secured at diametrically opposite sides of the discharge duct portion, said operating means being connected to said lever so as to apply a moment of the lever.
REFERENCES:
patent: 3245283 (1966-04-01), Van Noord
patent: 3265444 (1966-08-01), Waldrop
patent: 3510171 (1970-05-01), Bacon
patent: 3527528 (1970-09-01), McKee et al.
patent: 3985394 (1976-10-01), Rolfes
A/S GYRO
Cherry Johnny D.
Nase Jeffrey V.
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