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:
Mar. 03, 2026

Filed:

Jan. 18, 2021
Applicant:

Lindsay Corporation, Omaha, NE (US);

Inventor:

Richard Edward Provaznik, Omaha, NE (US);

Assignee:

LINDSAY CORPORATION, Omaha, NE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01G 25/09 (2006.01); A01G 25/16 (2006.01);
U.S. Cl.
CPC ...
A01G 25/092 (2013.01); A01G 25/16 (2013.01);
Abstract

An irrigation system comprising a fluid-carrying conduit, two or more spaced-apart mobile towers, and a height-adjusting system. The two or more spaced-apart mobile towers are configured to support and move the conduit above a field. Each mobile tower includes a pair of legs, wheels, and a motor. Each leg has a first end coupled with the fluid-carrying conduit via a swivel connection and a second end. One of the wheels is connected to each of the second ends of the legs. The motor is for driving at least one of the wheels. The height-adjusting system is configured to move the second ends of the legs of each mobile tower relative to one another to raise or lower the irrigation system. The height-adjusting system may include an expansion mechanism for permitting adjustments to the height of the irrigation system or for applying a force to help make the adjustments.


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