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:
Aug. 23, 2011
Filed:
Dec. 08, 2006
Applicant:
Ronald Neil Seger, Prior Lake, MN (US);
Inventor:
Ronald Neil Seger, Prior Lake, MN (US);
Assignee:
Phillips & Temro Industries Inc., Eden Prairie, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An intake air heating system for an internal combustion engine includes an electric heater that heats the intake air, a control circuit that switches a voltage to the electric heater based on a control signal and an over-temperature signal, a temperature sensor that generates a temperature signal based on a temperature of the control circuit, and a temperature sensing circuit that generates the over-temperature signal based on the temperature signal and a predetermined temperature.