Outboard motor and vessel
AssigneeYamaha Hatsudoki Kabushiki Kaisha
InventorsHiroyuki Hasegawa, Toru Takahashi, Kazuhiro Hara, Takeshi Sukeshita
Life of this patent
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Abstract
An outboard motor includes an engine assembly, a top cowl assembly, and a soundproof material. The engine assembly includes an engine main body and an intake port to take outside air into the engine main body. The top cowl assembly includes a top cowl to house at least a portion of the engine assembly and a cover to cover at least a portion of an outside of the top cowl. The soundproof material is provided between the top cowl and the cover at a location opposed to the intake port in the top cowl assembly.
Claims20
An outboard motor comprising:
- an engine assembly including an engine main body and an intake port to take outside air into the engine main body;
- a top cowl assembly including a top cowl to house at least a portion of the engine assembly and a cover secured to the top cowl to cover at least a portion of an outside of the top cowl;
- and
- a soundproof material provided between the top cowl and the cover at a location opposed to the intake port in the top cowl assembly.
An outboard motor comprising:
- an engine assembly including an engine main body and an intake port to take outside air into the engine main body;
- a top cowl assembly including a top cowl to house at least a portion of the engine assembly and a cover to cover at least a portion of an outside of the top cowl;
- and
- a soundproof material provided between the top cowl and the cover at a location opposed to the intake port in the top cowl assembly;
- wherein
- the soundproof material is between the top cowl and the cover;
- at least one of the top cowl or the cover includes at least one protrusion;
- and
- the soundproof material is fastened by the at least one protrusion to the at least one of the top cowl or the cover.
An outboard motor comprising:
- an engine assembly;
- a cowl assembly including a plurality of cowls to house at least a portion of the engine assembly, the plurality of cowls including at least one overlapping area where the plurality of cowls overlap with each other inside and outside the cowl assembly;
- and
- a soundproof material provided in the at least one overlapping area.
An outboard motor comprising:
- an engine assembly;
- a cowl assembly including a plurality of cowls to house at least a portion of the engine assembly, the plurality of cowls including at least one overlapping area where the plurality of cowls overlap with each other inside and outside the cowl assembly;
- and
- a soundproof material provided in the at least one overlapping area;
- wherein
- the soundproof material is between two of the plurality of cowls in the overlapping area;
- in the overlapping area, at least one of the two of the plurality of cowls includes at least one protrusion;
- and
- the soundproof material is fastened by the protrusion to at least one of the two of the plurality of cowls.
Dependencies are inferred from the claim text.