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:
Apr. 27, 2010
Filed:
Dec. 28, 2007
Jun Ito, Hamamatsu, JP;
Hidehiko Yoshioka, Hamamatsu, JP;
Takayuki Naoshima, Hamamatsu, JP;
Fumikazu Kimata, Hamamatsu, JP;
Tetsushi Achiwa, Kosai, JP;
Hiromichi Takewaki, Hamamatsu, JP;
Jun Ito, Hamamatsu, JP;
Hidehiko Yoshioka, Hamamatsu, JP;
Takayuki Naoshima, Hamamatsu, JP;
Fumikazu Kimata, Hamamatsu, JP;
Tetsushi Achiwa, Kosai, JP;
Hiromichi Takewaki, Hamamatsu, JP;
Suzuki Kabushiki Kaisha, Hamamatsu-Shi, Shizuoka-Ken, JP;
Abstract
An outboard motor includes a multi-cylinder engine which includes cylinders longitudinally oriented and vertically paralleled in a cylinder block, a cylinder head arranged at a rearward position of the cylinder blocks, and a crankcase arranged at a forward position of the cylinder block, the cylinder head having an outlet of an exhaust port at one side thereof. An exhaust system for the outboard motor includes an exhaust manifold which communicates the outlet of the exhaust port with an exhaust outlet opening, the exhaust manifold including a first exhaust gas passage extending in a vertical direction for gathering exhaust gas discharged from the outlet of each exhaust port and a second exhaust gas passage extending in a vertical direction adjacently to the first exhaust gas passage, and a catalyst unit is provided on the way of the second exhaust gas passage.