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:
Apr. 17, 2018
Filed:
Sep. 02, 2015
Applicant:
Lennox Industries Inc., Richardson, TX (US);
Inventors:
Takeshi Sakai, Plano, TX (US);
Michael Engler, Lucas, TX (US);
Stephen J. Vendt, Lewisville, TX (US);
Assignee:
Lennox Industries Inc., Richardson, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 15/02 (2006.01); F24F 11/00 (2018.01);
U.S. Cl.
CPC ...
G05B 15/02 (2013.01); F24F 11/0086 (2013.01);
Abstract
A system and method are disclosed that provide for a dual processor architecture in a furnace or HVAC controller. One processor can control non-safety-critical components and is operable to receive software updates. The other processor can control safety-critical components and is not capable of being updated. Safety-critical components can comprise a flame sensor, gas valve and an igniter.
Sakai, Takeshi. (2018). Furnace control board architecture (U.S. Patent No. 9946239). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9946239
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile