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. 04, 2013
Filed:
Sep. 10, 2010
Yukiyoshi Inuta, Sagamihara, JP;
Hideki Oshita, Yokohama, JP;
Morimasa Yamawaki, Tokyo, JP;
Kazuo Tomioka, Fuji, JP;
Masayuki Mannen, Fuji, JP;
Tatsuya Hayashi, Fuji, JP;
Yukiyoshi Inuta, Sagamihara, JP;
Hideki Oshita, Yokohama, JP;
Morimasa Yamawaki, Tokyo, JP;
Kazuo Tomioka, Fuji, JP;
Masayuki Mannen, Fuji, JP;
Tatsuya Hayashi, Fuji, JP;
Jatco Ltd, Fuji-shi, JP;
Abstract
When an inertia phase of an upshift of the transmission is started during a lockup clutch engagement operation, a following command oil pressure to be used during a following lockup clutch engagement operation is learned on the basis of a slip rotation speed, which is a rotation speed difference between an input side rotation speed of the torque converter and an output side rotation speed of the torque converter, at or after a start point of the inertia phase.