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. 15, 1988

Filed:

Aug. 05, 1987
Applicant:
Inventors:

Masao Nishikawa, Tokyo, JP;

Junichi Miyake, Saitama, JP;

Yoshimi Sakurai, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K / ;
U.S. Cl.
CPC ...
74866 ; 192-331 ; 62243 ;
Abstract

A control system (100) for an engine-driven auxiliary equipment (51) for a vehicle equipped with an automatic transmission (10) including a fluid coupling type torque converter (2) receiving power from an engine (1) to drive a driven wheel. The control system (100) is adapted to interrupt power from the engine (1) to the auxiliary equipment (51) under a condition that an instantaneous value (e.sub.d) of a gear ratio (e) as the quotient of a rotation speed (No) of an output shaft (3) of the torque converter (2) to a rotation speed (Ni) of an input shaft (2a ) of the torque converter (2) is lying in a region (e.sub.d <e.sub.c, e.sub.1, e.sub.2) corresponding to a state of torque amplification of the torque converter (2) where a predetermined value is exceeded.


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