The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 07, 2020

Filed:

Nov. 02, 2017
Applicant:

Bourgault Industries Ltd., St. Brieux, CA;

Inventors:

Mark Cresswell, St. Brieux, CA;

Devin Lung, St. Brieux, CA;

Kyle Bayne, St. Brieux, CA;

Trevor Kondratowicz, St. Brieux, CA;

Assignee:

Bourgault Industries Ltd., St. Brieux, CA;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01B 49/02 (2006.01); A01B 5/04 (2006.01); A01B 21/08 (2006.01); A01B 61/04 (2006.01); A01B 23/00 (2006.01);
U.S. Cl.
CPC ...
A01B 5/04 (2013.01); A01B 21/086 (2013.01); A01B 23/00 (2013.01); A01B 49/02 (2013.01); A01B 61/046 (2013.01);
Abstract

An implement for preparing a seed bed has a front row of vertical discs, followed by three rows of shanks, followed by harrows and then rolling baskets. A hydraulic cylinder is mounted between each shank and the implement frame and exerts a constant selected trip bias force on the shanks that is adjustable up to 1300 pounds. The implement frame is configured such that a total weight on the wheels when the ground engaging tools are in the raised transport position is greater than about 850 pounds per foot of width of the implement frame. The implement is towed at speeds of at least seven miles per hour with the shanks penetrating the soil to a depth of three inches or more. Residue is cut and buried and the field surface left firm and smooth.


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