JP5762886B2 - 船外機 - Google Patents
船外機 Download PDFInfo
- Publication number
- JP5762886B2 JP5762886B2 JP2011187173A JP2011187173A JP5762886B2 JP 5762886 B2 JP5762886 B2 JP 5762886B2 JP 2011187173 A JP2011187173 A JP 2011187173A JP 2011187173 A JP2011187173 A JP 2011187173A JP 5762886 B2 JP5762886 B2 JP 5762886B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- catalyst
- outboard motor
- throttle
- engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H20/00—Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
- B63H20/24—Arrangements, apparatus and methods for handling exhaust gas in outboard drives, e.g. exhaust gas outlets
- B63H20/245—Exhaust gas outlets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
- F01N3/043—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids without contact between liquid and exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/004—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 specially adapted for marine propulsion, i.e. for receiving simultaneously engine exhaust gases and engine cooling water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/008—Mounting or arrangement of exhaust sensors in or on exhaust apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/02—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications
- F01N2590/021—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications for outboard engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/20—Cooling circuits not specific to a single part of engine or machine
- F01P3/202—Cooling circuits not specific to a single part of engine or machine for outboard marine engines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Toxicology (AREA)
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
Description
6 エンジン
21a−21d シリンダ
25a−25d 排気ポート
26 クランク軸
31 排気マニホールド
44 触媒部材
45 触媒収容管
46 第1屈曲部
55 第1酸素センサ
58 第1側面
59 第2側面
61 温度センサ
62 外壁部
63 内壁部
64 冷却水通路
65 絞り部
67 孔
Claims (5)
- 上下方向に並んで配置される複数のシリンダと、複数の前記シリンダにそれぞれ設けられる複数の排気ポートと、上下方向に延びるように配置されるクランク軸と、を含むエンジンと、
複数の前記排気ポートに接続される排気マニホールドと、
外壁部と、前記外壁部の内方に配置される内壁部と、前記外壁部と前記内壁部との間に配置される冷却水通路と、前記冷却水通路の流路断面を絞る絞り部とを含み、前記排気マニホールドに接続される排気管と、
前記排気管に収容される触媒と、
前記絞り部に取り付けられ、前記排気管の管壁の温度を計測する温度センサと、
を備え、
前記絞り部は、前記内壁部と前記外壁部とを連結するリブである、
船外機。 - 前記排気ポートからの排出ガス中の酸素濃度を検出する酸素センサをさらに備え、
前記絞り部は、前記排気管の内部に連通する孔を含み、
前記酸素センサは、前記絞り部の孔に取り付けられる、
請求項1に記載の船外機。 - 前記排気管は、屈曲した形状を有する屈曲部を含み、
前記絞り部は、前記屈曲部に設けられている、
請求項1に記載の船外機。 - 前記排気管は、前記エンジンの側方に配置されており、
前記排気管は、前記エンジンに面する第1側面と、前記第1側面よりも前記エンジンから遠い第2側面とをさらに含み、
前記絞り部は、前記第2側面に設けられている、
請求項1に記載の船外機。 - 前記絞り部は、前記排気管において前記触媒よりも上流に配置されている、
請求項1に記載の船外機。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011187173A JP5762886B2 (ja) | 2011-08-30 | 2011-08-30 | 船外機 |
US13/460,856 US8790146B2 (en) | 2011-08-30 | 2012-05-01 | Outboard motor |
US14/297,781 US9296458B2 (en) | 2011-08-30 | 2014-06-06 | Outboard motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011187173A JP5762886B2 (ja) | 2011-08-30 | 2011-08-30 | 船外機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013049304A JP2013049304A (ja) | 2013-03-14 |
JP5762886B2 true JP5762886B2 (ja) | 2015-08-12 |
Family
ID=47744358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011187173A Expired - Fee Related JP5762886B2 (ja) | 2011-08-30 | 2011-08-30 | 船外機 |
Country Status (2)
Country | Link |
---|---|
US (2) | US8790146B2 (ja) |
JP (1) | JP5762886B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5762886B2 (ja) * | 2011-08-30 | 2015-08-12 | ヤマハ発動機株式会社 | 船外機 |
JP6306428B2 (ja) * | 2014-05-20 | 2018-04-04 | 日野自動車株式会社 | 排気浄化装置 |
GB2541933B (en) * | 2015-09-04 | 2017-11-22 | Ceres Ip Co Ltd | Temperature measuring method |
US9896175B2 (en) | 2016-06-21 | 2018-02-20 | Robby Galletta Enterprises LLC | Outboard motor and methods of use thereof |
US10800502B1 (en) | 2018-10-26 | 2020-10-13 | Brunswick Corporation | Outboard motors having steerable lower gearcase |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3501899B2 (ja) * | 1996-04-15 | 2004-03-02 | ヤマハ発動機株式会社 | 船舶推進機用排気装置 |
JPH11101172A (ja) * | 1997-09-26 | 1999-04-13 | Yamaha Motor Co Ltd | 船舶のエンジンの排気装置 |
US6884133B2 (en) * | 2000-06-12 | 2005-04-26 | Yamaha Marine Kabushiki Kaisha | Catalyzer arrangement for outboard motor |
JP2002256860A (ja) * | 2001-02-28 | 2002-09-11 | Sanshin Ind Co Ltd | 船外機の排気触媒装置 |
JP5028298B2 (ja) * | 2008-02-25 | 2012-09-19 | ヤマハ発動機株式会社 | 船外機 |
JP5762886B2 (ja) * | 2011-08-30 | 2015-08-12 | ヤマハ発動機株式会社 | 船外機 |
-
2011
- 2011-08-30 JP JP2011187173A patent/JP5762886B2/ja not_active Expired - Fee Related
-
2012
- 2012-05-01 US US13/460,856 patent/US8790146B2/en active Active
-
2014
- 2014-06-06 US US14/297,781 patent/US9296458B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US8790146B2 (en) | 2014-07-29 |
US9296458B2 (en) | 2016-03-29 |
US20130052892A1 (en) | 2013-02-28 |
JP2013049304A (ja) | 2013-03-14 |
US20140287636A1 (en) | 2014-09-25 |
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