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:
Mar. 29, 1988

Filed:

Dec. 10, 1986
Applicant:
Inventor:

Yukio Sakurai, Atsugi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B / ; B60H / ;
U.S. Cl.
CPC ...
62133 ; 623234 ; 62231 ; 1231 / ;
Abstract

A control system for controlling operation of a compressor of a vehicular air conditioning system. The control system comprises an electromagnetic clutch which is adapted to disengage so as to cut the drivable connection of the compressor with an engine. The electromagnetic clutch is in an electric circuit including a first switch adapted to close in the overheat condition of a fuel system, and a second switch adapted to close at an abrupt vehicle acceleration. Additionally, a timer is provided in the electric circuit to maintain the disengaged state of the electromagnetic clutch for a predetermined time upon close of both the first and second switches thereby to stop the operation of the compressor, thus improving vehicle acceleration performance under the fuel system overheat condition.


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