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:
Oct. 08, 1985
Filed:
Jun. 06, 1984
Applicant:
Inventors:
Shinichi Nagumo, Yokohama, JP;
Yoshio Toda, Yokohama, JP;
Yasuo Nakajima, Yokosuka, JP;
Yoshifumi Hase, Yokohama, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Primary Examiner:
Int. Cl.
CPC ...
F01P / ;
U.S. Cl.
CPC ...
123 4102 ; 123 411 ;
Abstract
A system for controlling a coolant temperature of an internal combustion engine comprises means for detecting operating condition of an engine, means for setting a different target coolant temperature for the detected operating condition, a flow control valve disposed in a coolant recirculating passage, and means for effecting a feedback control of opening degree of said flow control valve in such a manner as to adjust the actual coolant temperature toward the target coolant temperature.