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:
Feb. 14, 2012
Filed:
May. 04, 2010
Tatsuya Kuroda, Wako, JP;
Kazuyoshi Sato, Wako, JP;
Hiroki Tawa, Wako, JP;
SO Tanaka, Wako, JP;
Hideaki Takada, Wako, JP;
Tatsuya Kuroda, Wako, JP;
Kazuyoshi Sato, Wako, JP;
Hiroki Tawa, Wako, JP;
So Tanaka, Wako, JP;
Hideaki Takada, Wako, JP;
Honda Motor Co., Ltd., Tokyo, JP;
Abstract
Exhaust passage system in an outboard engine unit includes: an engine-side exhaust pipe; a downstream exhaust pipe for directing exhaust gas downstream from the engine-side exhaust pipe, a lower end portion of the engine-side exhaust pipe and an upper end portion of the downstream exhaust pipe being positioned in horizontally parallel to each other and horizontally overlap each other so as to provide fluid communication therebetween via a through-hole formed in the overlapping portions of the end portions; and a vertical partition wall provided, in an upper end region of the overlapping portions for hampering back-flows of fluid.