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:
Jul. 14, 2015

Filed:

Sep. 16, 2014
Applicant:

Yamaha Hatsudoki Kabushiki Kaisha, Iwata-shi, Shizuoka, JP;

Inventors:

Morihiko Nanjo, Shizuoka, JP;

Makoto Mizutani, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 25/04 (2006.01); B63H 20/12 (2006.01); B63H 23/30 (2006.01); B63H 23/34 (2006.01); B63H 25/24 (2006.01);
U.S. Cl.
CPC ...
B63H 20/12 (2013.01); B63H 23/30 (2013.01); B63H 23/34 (2013.01); B63H 25/24 (2013.01);
Abstract

An electric steering apparatus for a vessel propulsion apparatus includes a steering motor, a lock clutch, and a rotation stopper mechanism. The steering motor generates a driving force to turn the steering shaft joined to an outboard motor. The lock clutch transmits a driving force from an input shaft to an output shaft when a forward input to transmit a driving force from the steering motor is generated, and shuts off the driving force transmission from the output shaft to the input shaft when a reverse input to transmit a driving force from the steering shaft is generated. The rotation stopper mechanism is configured to switch between a lock state in which the rotation stopper mechanism restricts rotation of the casing and a release state in which the rotation stopper mechanism releases the rotation restriction of the casing.


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