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.
Patent No.:
Date of Patent:
Feb. 28, 1995
Filed:
Apr. 26, 1993
Takayuki Okada, Toyota, JP;
Yutaka Taga, Aichi, JP;
Yasuo Hojo, Nagoya, JP;
Atsushi Tabata, Okazaki, JP;
Masato Kaigawa, Toyota, JP;
Shuzo Moroto, Nagoya, JP;
Takeshi Inuzuka, Anjo, JP;
Masashi Hattori, Anjo, JP;
Yoshito Takeshita, Anjo, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Aishin AW Co., Ltd., Anjo, JP;
Abstract
A shift control system for an automatic transmission, includes: a plurality of frictional engagement elements adapted to be hydraulically engaged for setting a plurality of gear stages; and a shift lever for switching between an automatic mode, in which a gear stage is set on the basis of the running state of a vehicle, and a manual mode in which a gear stage is selected by manipulating the shift lever. A shift detector detects that a gear stage should be selected for the shift in the manual mode state and a shift start timing adjuster, if the shift in the manual mode state is detected, the switching rate of the frictional engagement elements which are switched for executing the detected shift.