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:
Dec. 18, 2018
Filed:
Apr. 29, 2016
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Ross Dykstra Pursifull, Dearborn, MI (US);
Imad Hassan Makki, Dearborn Heights, MI (US);
Timothy Joseph Clark, Livonia, MI (US);
Michael James Uhrich, West Bloomfield, MI (US);
Pankaj Kumar, Dearborn, MI (US);
Yong-Wha Kim, Ann Arbor, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 26/49 (2016.01); G01N 33/00 (2006.01); F02M 26/04 (2016.01); F02M 26/47 (2016.01); F02M 26/52 (2016.01); G01N 27/22 (2006.01);
U.S. Cl.
CPC ...
F02M 26/49 (2016.02); F02M 26/04 (2016.02); F02M 26/47 (2016.02); F02M 26/52 (2016.02); G01N 27/223 (2013.01); G01N 33/0006 (2013.01); G01N 33/007 (2013.01); G01N 33/0008 (2013.01);
Abstract
A diagnostic method for a capacitive humidity sensor comprising a heater, and a capacitance-sensing element that individually identifies heater, temperature-sensing element, or capacitance-sensing element degradation. By this method, individual elements of the sensor may be replaced or compensated for to allow for further operation.