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.
Patent No.:
Date of Patent:
Oct. 12, 2021
Filed:
Jul. 29, 2019
Applicant:
Valmont Industries, Inc., Omaha, NE (US);
Inventor:
John Kastl, Wahoo, NE (US);
Assignee:
Valmont Industries, Inc., Omaha, NE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01G 25/09 (2006.01); A01G 25/02 (2006.01); G05B 19/042 (2006.01); A01G 25/16 (2006.01);
U.S. Cl.
CPC ...
A01G 25/092 (2013.01); A01G 25/02 (2013.01); A01G 25/09 (2013.01); A01G 25/16 (2013.01); G05B 19/0426 (2013.01); G05B 2219/2625 (2013.01);
Abstract
The present invention provides a system and method which combines sensor inputs, control systems, field mapping, motor controls, and high speed and variable speed motor designs within an irrigation machine. According to a preferred embodiment, the present invention provides systems which are capable of full torque operation, even at speeds less than the rated speed of the motor. According to further preferred embodiments, the present invention utilizes a combination of motor types including Switch Reluctance, DC Permanent Magnet and AC Permanent Magnet motors in combination with Variable Frequency Drives.