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.

Date of Patent:
Aug. 21, 1990

Filed:

Feb. 26, 1985
Applicant:
Inventor:

Yoshimasa Hayashi, Kamakura, JP;

Assignee:

Nissan Motor Co., Ltd., Yokohama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D / ;
U.S. Cl.
CPC ...
237 / ; 237 / ; 237 / ; 123 4121 ;
Abstract

In order to supply a heat exchanger of the passenger room heating system with sufficiently heated liquid coolant of the boiling liquid engine cooling system, the coolant inlet conduit of the heat exchanger is connected to a coolant jacket of the engine at a position close to highly heated portions of the engine (such as, the combustion chamber walls, exhaust port walls or the like defined in the cylinder head of the engine).


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