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.:

US 7261067 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 28, 2007

Filed:

Dec. 23, 2004
Applicant:

Hyung Kee Kim, Anyang-si, KR;

Inventor:

Hyung Kee Kim, Anyang-si, KR;

Assignee:

Hyundai Motor Company, Seocho-Ku, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01P 5/14 (2006.01); G01L 3/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

A thermostat monitoring system is provided which comprises a coolant temperature detection member for detecting a temperature of a coolant. An intake air temperature detection member detects a temperature of ambient air introduced into combustion chambers. An intake air amount detection member detects an amount of intake air. An engine speed detection member detects an engine speed; a blower switch detects a selected contacting point for driving a blower motor; and a control unit calculates a primary modeled coolant temperature and an auxiliary modeled coolant temperature based on information detected by the coolant temperature detection member, the intake air temperature detection member, the intake air amount detection member, the engine speed detection member, and the blower switch, and for monitoring using the primary modeled coolant temperature and the auxiliary modeled coolant temperature to determine whether a thermostat is in a stuck-open state.


Find Patent Forward Citations

Kim, Hyung. (2007). Thermostat monitoring system of vehicle and method thereof (U.S. Patent No. 7261067). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7261067

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