Invertible plow construction

Details Invertible plow construction Invertible plow construction

1978-02-15

1979-08-28

Earth working

Alternating for right or left hand operation

Tool shifted for opposite throw

172225, A01B 342

Patent

active

041657870

ABSTRACT:
A plow construction including a frame extending rearward from a tractor and swingable up and down relative to the tractor, a rear frame part being swingable with the frame and rotatable relative thereto about a forward and rearward axis, plow discs carried by the rear frame part for ground tilling engagement and movable therewith about the forward and rearward axis for inversion of the discs to reverse the ground tilling direction, and a guide wheel carried by the frame for counteracting side draft forces of the tilling wheels.

REFERENCES:
patent: 717455 (1902-12-01), Sanders
patent: 1279588 (1918-09-01), Richefeu
patent: 2017872 (1935-10-01), Strandlund
patent: 2591711 (1952-04-01), Moore
patent: 2676524 (1954-04-01), Bashor
patent: 2777373 (1957-01-01), Pursche
patent: 3528506 (1970-09-01), Drummond
patent: 3554294 (1971-01-01), Morkoski et al.
patent: 3583494 (1971-06-01), Thompson et al.
patent: 3744573 (1973-07-01), Mellen

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