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:
Jun. 07, 2011
Filed:
Oct. 11, 2007
Akihiro Makiyama, Yokohama, JP;
Akihiro Makiyama, Yokohama, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Abstract
An automatic transmission shift control apparatus is basically provided with deceleration operating condition detecting section, a first shift phase control section and a second shift phase control section. The deceleration operating condition detecting section detects a vehicle coasting condition. The first shift phase control section control a gear ratio of an automatic transmission installed in a vehicle using a first shift phase control after detecting the vehicle coasting condition has started such that a deceleration rate of the vehicle enters a deceleration region. The second shift phase control section control the gear ratio of the automatic transmission after the first shift phase control ends such that the deceleration rate of the vehicle enters a constant speed region.