Furrow opener assembly with integral down-pressure adjustment

Details Furrow opener assembly with integral down-pressure adjustment Furrow opener assembly with integral down-pressure adjustment

A - Human Necessities

01

B

111/29

A01B 35/24 (2006.01) A01B 61/04 (2006.01)

Patent

CA 1279227

FURROW OPENER ASSEMBLY WITH INTEGRAL DOWN-PRESSURE ADJUSTMENT Abstract of the Disclosure A shank assembly including a rearwardly opening bracket pivotally mounting a shank. A tension link extends upwardly from a central portion of the shank and through an apertured strap. A stop member at the upper end of the link limits the downward rocking of the shank. An adjustable arm assembly including a trunnion slidably received over the tension link is pivotally connected to the bracket and adjustably compresses a down-pressure spring which encircles the link between the trunnion and the shank. Individual down-pressure adjustments can be made without affecting the transport height of the assembly.

530920

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