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:
Feb. 13, 2024

Filed:

May. 30, 2023
Applicant:

Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;

Inventors:

Junji Hyodoh, Toyota, JP;

Masanao Idogawa, Nagoya, JP;

Machiko Takahashi, Toyota, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/02 (2006.01); F01N 9/00 (2006.01); F02D 41/08 (2006.01); F01N 3/025 (2006.01);
U.S. Cl.
CPC ...
F02D 41/029 (2013.01); F01N 3/0253 (2013.01); F01N 9/002 (2013.01); F02D 41/08 (2013.01); F01N 2430/02 (2013.01); F01N 2430/06 (2013.01); F01N 2590/11 (2013.01); F02D 2200/0812 (2013.01); F02D 2200/101 (2013.01); F02D 2200/501 (2013.01);
Abstract

A filter regeneration control device includes a fuel supply controller configured to stop, when there is a forced regeneration request for burning particulate matter collected in a filter provided in an exhaust passage of an engine that is a traveling power source of a vehicle while the vehicle is stopped, fuel supply to at least one of a plurality of cylinders of the engine while supplying fuel to the cylinder other than the at least one cylinder, and a rotation speed controller configured to control a rotation speed of the engine when the forced regeneration request is issued to be higher than a rotation speed when the forced regeneration request is not issued and during an idle operation of the engine while the vehicle is stopped.


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