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:
Jul. 14, 2020
Filed:
Apr. 19, 2018
Johnson Controls Technology Company, Auburn Hills, MI (US);
Ryan E. Hill, Cockeysville, MD (US);
Harold J. Dubensky, Lancaster, PA (US);
Sandeep K. Chodapaneedi, Red Lion, PA (US);
Lindsey C. Walker, York, PA (US);
Nivedita Nath, Pune, IN;
Keith L. Glatfelter, York, PA (US);
Bhushan D. Vichare, Sangli, IN;
Gnanesh Suvvada, Vizianagaram, IN;
Siddappa R. Bidari, Pune, IN;
Justin M. Fantom, York, PA (US);
Deepak S. Kollabettu, Post Bejai Mangalore, IN;
William J. Skinner, Jr., Millersville, PA (US);
David A. Shearer, Hanover, PA (US);
David P. Gillmen, York, PA (US);
Johnson Controls Technology Company, Auburn Hills, MI (US);
Abstract
A heating, ventilation, and air conditioning system includes an air moving device configured to move air through the HVAC system, a first variable frequency drive (VFD) configured to drive the air moving device, and a second VFD configured to drive the air moving device, wherein the first VFD and the second VFD are configured receive control instructions and to selectively operate based on the control instructions.