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:
Nov. 29, 2016

Filed:

Mar. 15, 2013
Applicant:

Raven Industries, Inc., Sioux Falls, SD (US);

Inventors:

Nick Michael, Baltic, SD (US);

Diane Miller, Sioux Falls, SD (US);

Warren L. Thompson, Baltic, SD (US);

Assignee:

Raven Industries, Inc., Sioux Falls, SD (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01G 25/16 (2006.01);
U.S. Cl.
CPC ...
A01G 25/16 (2013.01); A01G 25/165 (2013.01);
Abstract

A system comprises a distribution boom, a first pump device configured to provide a flow stream of a carrier substance for the distribution boom, a second pump device configured to supply a chemical substance into the flow stream of the carrier substance, and a control module. The distribution boom includes a plurality of boom sections. A boom section includes one or more dispensers, a mixing device configured to provide a combination of chemical and carrier to the one or more dispensers, and a control valve configured to supply the chemical substance to the mixing device. The control module is configured to individually control a rate of supply of the chemical substance to the boom section by the control valve.


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