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:
Sep. 20, 2022

Filed:

Oct. 09, 2020
Applicant:

Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;

Inventor:

Koichi Nakayama, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 61/04 (2006.01); F02B 75/22 (2006.01); B63H 20/24 (2006.01); F02B 75/18 (2006.01);
U.S. Cl.
CPC ...
F02B 61/045 (2013.01); B63H 20/24 (2013.01); F02B 75/22 (2013.01); F01N 2590/021 (2013.01); F02B 2075/1832 (2013.01);
Abstract

An outboard includes a plurality of first branched pipes connected to a plurality of first exhaust ports and a plurality of second branched pipes connected to a plurality of second exhaust ports, respectively, wherein the plurality of first branched pipes are connected to a first collecting pipe and the plurality of second branched pipes are connected to a second collecting pipe. A connector connects the first collecting pipe and the second collecting pipe. The plurality of first branched pipes extend in a direction away from the connector in a plan view, and each includes a first exhaust pathway located farther away from the connector than the first collecting pipe is in the plan view. The plurality of second branched pipes extend in a direction away from the connector in a plan view, and each includes a second exhaust pathway located farther away from the connector than the second collecting pipe.


Find Patent Forward Citations

Loading…