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. 15, 2005
Filed:
Aug. 01, 2002
Atsushi Tabata, Okazaki, JP;
Shuji Nagano, Toyota, JP;
Makoto Ogiso, Mishima, JP;
Masato Kaigawa, Toyota, JP;
Atsushi Tabata, Okazaki, JP;
Shuji Nagano, Toyota, JP;
Makoto Ogiso, Mishima, JP;
Masato Kaigawa, Toyota, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
An integrated vehicle engine/transmission control apparatus for an automotive vehicle having an engine capable of changing an operating speed thereof by itself, and an automatic transmission operatively connected to the engine and including a lock-up clutch, the apparatus including a lock-up clutch control device operable to control an engaging force of the lock-up clutch, during a shifting action of the transmission, for reducing a shifting shock of said automatic transmission, and a engine speed control device operable to control the engine so as to reduce its operating speed, during the shifting action of the transmission, such that reduction of the engine speed is initiated after a moment of initiation of reduction of the engaging force of the lock-up clutch by the lock-up clutch control means.