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:
Mar. 21, 2023

Filed:

Mar. 24, 2022
Applicant:

Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;

Inventors:

Yuki Nose, Nagoya, JP;

Yuto Ikeda, Okazaki, JP;

Takanobu Gotoh, Obu, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/02 (2006.01); F02D 41/12 (2006.01); F16H 61/14 (2006.01);
U.S. Cl.
CPC ...
F02D 41/022 (2013.01); F02D 41/126 (2013.01); F16H 61/143 (2013.01); F02D 2200/602 (2013.01); F02D 2200/701 (2013.01); F02D 2400/12 (2013.01);
Abstract

A CPU of a control device is configured to perform a specific cylinder fuel cutoff process of causing an internal combustion engine to operate such that supply of fuel to some cylinders out of a plurality of cylinders is stopped and supply of fuel to the other cylinders is maintained and a fastening force decreasing process of decreasing a fastening force of a lockup clutch of a torque converter. The CPU is configured to start the specific cylinder fuel cutoff process in a state in which the fastening force has been decreased through the fastening force decreasing process when the specific cylinder fuel cutoff process is performed in a state in which the internal combustion engine operates with a load.


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