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. 30, 1991

Filed:

Jun. 30, 1989
Applicant:
Inventor:

Takashi Shibayama, Isehara, JP;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K / ;
U.S. Cl.
CPC ...
74866 ;
Abstract

A shift control system for an automatic transmission is disclosed, in which the servo activating pressure modulating means, modulating the servo activating pressure during a period of shifting in response to signal from the signal generating means, sets the shift feel in accordance with a command to the shift feel modulating means manually made by a driver. Further, the shift feel can also be set in accordance with the driver's command by modulating output torque of the engine during a period of shifting in response to the signal. Furthermore, upon modulating the shift feel, more remarkable modulation thereof is obtained by also modulating a shift point of the automatic transmission by the shift point modulating means.


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