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:
Sep. 27, 2022
Filed:
Jan. 26, 2021
Applicant:
Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;
Inventor:
Taichi Sato, Shizuoka, JP;
Assignee:
YAMAHA HATSUDOKI KABUSHIKI KAISHA, Shizuoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 21/17 (2006.01); B63H 20/02 (2006.01); B63H 20/08 (2006.01); B63H 21/21 (2006.01);
U.S. Cl.
CPC ...
B63H 21/17 (2013.01); B63H 20/02 (2013.01); B63H 20/08 (2013.01); B63H 21/21 (2013.01); B63H 21/213 (2013.01); B63H 2021/216 (2013.01);
Abstract
A marine vessel electric propulsion system includes an electric motor, a propulsive force generator to be driven by the electric motor to generate a propulsive force, an operator to be operated by a user to adjust the power output of the electric motor, and a controller. The controller is configured or programmed to control the power output of the electric motor based on an operation of the operator, and to change a power output gain characteristic of the electric motor with respect to an operation amount of the operator in response to a gain change command.