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:
Jul. 02, 1991

Filed:

Jan. 24, 1990
Applicant:
Inventors:

Seiji Yashiki, Hiroshima, JP;

Hiroshi Hirano, Hatsukaich, JP;

Toshio Takeda, Hiroshima, JP;

Assignee:

Mazda Motor Corporation, Hiroshima, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H / ;
U.S. Cl.
CPC ...
62133 ; 62230 ; 62243 ; 623234 ; 1231 / ;
Abstract

An engine control system of an automotive engine cooperates with an engine driven air conditioning system which is restrictively driven when the engine operates in a predetermined operating condition. The engine control system includes a pressure sensor to detect an atmospheric pressure at which the engine operates. The predetermined condition is changed according to the atmospheric pressure.


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