Earth working – Driven from or guided by stationary object – or anchored – Dragline scraper
Patent
1978-09-29
1980-10-21
Stouffer, Richard T.
Earth working
Driven from or guided by stationary object, or anchored
Dragline scraper
172190, A01B 6906
Patent
active
042288606
ABSTRACT:
In a row crop implement having an elongated tool bar, a steerable coulter disc, a row follower mechanism connected to the tool bar, and a device for steering the coulter disc in response to movement of the row follower mechanism, an apparatus for synchronizing the steering disc and row follower mechanism. A first mechanism is provided for moving the row follower mechanism to a neutral position corresponding to a transversely aligned position for the tool bar relative to the crop rows. A second mechanism is provided for disabling and enabling the steering device and a third mechanism is provided for steering the disc, while the steering device is disabled, to a position for straight ahead movement of the implement whereby upon enablement of the steering device, the row follower mechanism and coulter disc are disposed in synchronized relation.
REFERENCES:
patent: 3430723 (1969-03-01), Brooks
patent: 3581838 (1971-06-01), Rhodes
Orthman Manufacturing Inc.
Stouffer Richard T.
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