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:
Oct. 14, 1986

Filed:

Jan. 27, 1985
Applicant:
Inventors:

Yoshikazu Tanaka, Yokohama, JP;

Haruyoshi Kumura, Yokohama, JP;

Keiju Abo, Yokosuka, JP;

Sigeaki Yamamuro, Zushi, JP;

Hiroyuki Hirano, Yokosuka, JP;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K / ;
U.S. Cl.
CPC ...
74851 ; 74860 ; 74872 ;
Abstract

A hydraulic control system is provided wherein a predetermined delay is provided by controlling the flow of fluid from or to frictional element which contributes to shifting into a neutral state within the transmission. With this delay, the engine can sustain rotational speed necessary for restarting upon resumption of fuel supply even after the manual valve is shifted to the neutral state during running condition of an automotive vehicle where the fuel supply to the engine is interrupted.


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