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. 30, 2021

Filed:

Sep. 01, 2017
Applicant:

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Takashi Hashizume, Saitama, JP;

Akifumi Fujima, Saitama, JP;

Keiichiro Bungo, Saitama, JP;

Hisanori Kanayama, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02N 5/02 (2006.01); F02D 41/30 (2006.01); F02N 11/08 (2006.01); F02N 19/00 (2010.01);
U.S. Cl.
CPC ...
F02N 5/02 (2013.01); F02D 41/3005 (2013.01); F02N 11/0862 (2013.01); F02N 19/001 (2013.01); F02N 2200/02 (2013.01); F02N 2200/06 (2013.01);
Abstract

A startup assistance device, which assists startup of an internal combustion engine in which fuel is supplied from an electronically controlled fuel injection device and ignition is performed by an ignition device, includes a recoil starter which is driven by manpower and which performs cranking for starting up the internal combustion engine, an electric rotary machine which adds torque to a crankshaft of the internal combustion engine during at least one of a startup period of the internal combustion engine using the recoil starter and a standby period before the startup period, a power source unit which supplies power to the electric rotary machine, and a control unit which controls the magnitude and time of the torque output by the electric rotary machine.


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