JPS6341799B2 - - Google Patents

Info

Publication number
JPS6341799B2
JPS6341799B2 JP56025282A JP2528281A JPS6341799B2 JP S6341799 B2 JPS6341799 B2 JP S6341799B2 JP 56025282 A JP56025282 A JP 56025282A JP 2528281 A JP2528281 A JP 2528281A JP S6341799 B2 JPS6341799 B2 JP S6341799B2
Authority
JP
Japan
Prior art keywords
exhaust
water
engine
expansion chamber
casing
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
Application number
JP56025282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57140293A (en
Inventor
Ryoji Nakahama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yamaha Marine Co Ltd
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co Ltd
Sanshin Kogyo KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yamaha Motor Co Ltd, Sanshin Kogyo KK filed Critical Yamaha Motor Co Ltd
Priority to JP56025282A priority Critical patent/JPS57140293A/ja
Priority to US06/345,716 priority patent/US4421490A/en
Publication of JPS57140293A publication Critical patent/JPS57140293A/ja
Publication of JPS6341799B2 publication Critical patent/JPS6341799B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F01N13/12—Exhaust or silencing apparatus characterised by constructional features specially adapted for submerged exhausting
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/04—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
    • F02B61/045—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers for marine engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Exhaust Silencers (AREA)
JP56025282A 1981-02-23 1981-02-23 Exhausting noise silencing structure for outboard engine Granted JPS57140293A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP56025282A JPS57140293A (en) 1981-02-23 1981-02-23 Exhausting noise silencing structure for outboard engine
US06/345,716 US4421490A (en) 1981-02-23 1982-02-04 Exhaust silencer structure for outboard engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56025282A JPS57140293A (en) 1981-02-23 1981-02-23 Exhausting noise silencing structure for outboard engine

Publications (2)

Publication Number Publication Date
JPS57140293A JPS57140293A (en) 1982-08-30
JPS6341799B2 true JPS6341799B2 (en]) 1988-08-18

Family

ID=12161660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56025282A Granted JPS57140293A (en) 1981-02-23 1981-02-23 Exhausting noise silencing structure for outboard engine

Country Status (2)

Country Link
US (1) US4421490A (en])
JP (1) JPS57140293A (en])

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58185398A (ja) * 1982-04-24 1983-10-29 Sanshin Ind Co Ltd 船外機の排気装置
US4507092A (en) * 1983-06-15 1985-03-26 Outboard Marine Corporation Idle exhaust for marine propulsion systems
JPS6025889A (ja) * 1983-07-23 1985-02-08 Sanshin Ind Co Ltd 船外機の排気装置
JPS6030415A (ja) * 1983-07-28 1985-02-16 Sanshin Ind Co Ltd 船外機の排気消音装置
JPS6073010A (ja) * 1983-09-29 1985-04-25 Sanshin Ind Co Ltd 船舶推進機の排気消音装置
US4950191A (en) * 1985-07-12 1990-08-21 Outboard Marine Corporation Water jacketed exhaust relief system for marine propulsion devices
US4955838A (en) * 1985-07-12 1990-09-11 Outboard Marine Corporation Water jacketed exhaust relief system for marine propulsion devices
US4668199A (en) * 1985-12-12 1987-05-26 Brunswick Corporation Idle exhaust relief system for outboard motors
US4795383A (en) * 1987-06-04 1989-01-03 Outboard Marine Corporation Marine propulsion device low-speed exhaust system
US4799905A (en) * 1987-06-12 1989-01-24 Outboard Marine Corporation Water jacketed exhaust relief system for marine propulsion devices
US4906214A (en) * 1987-10-07 1990-03-06 Outboard Marine Corporation Marine propulsion device low-speed exhaust system
US4820214A (en) * 1988-03-24 1989-04-11 Brunswick Corporation Marine propulsion unit with seal between water tube and adapter plate
US4940435A (en) * 1988-04-20 1990-07-10 Outboard Marine Corporation Marine propulsion device
US4966567A (en) * 1989-02-27 1990-10-30 Outboard Marine Corporation Marine propulsion device
US5083949A (en) * 1989-02-27 1992-01-28 Outboard Marine Corporation Marine propulsion device with resilient mounting for propulsion unit
US4952182A (en) * 1989-07-07 1990-08-28 Brunswick Corp. Noise attenuating exhaust relief system for an outboard motor
JPH0378516A (ja) * 1989-08-21 1991-04-03 Sanshin Ind Co Ltd 船舶推進機の排気消音装置
US5041036A (en) * 1990-03-12 1991-08-20 Outboard Marine Corporation Idle exhaust gas relief arrangement for outboard motor
US5106330A (en) * 1990-09-28 1992-04-21 Outboard Marine Corporation Exhaust relief system with baffle
JPH0666125A (ja) * 1992-08-17 1994-03-08 Sanshin Ind Co Ltd 船舶推進機の排気装置
JP4215223B2 (ja) * 1998-11-18 2009-01-28 ヤマハマリン株式会社 船外機のケース外面冷却装置
US6783413B2 (en) * 2000-05-18 2004-08-31 Yamaha Marine Kabushiki Kaisha Exhaust system for outboard motor
JP2003002295A (ja) 2001-06-19 2003-01-08 Sanshin Ind Co Ltd 船外機の冷却構造
JP2003003844A (ja) 2001-06-20 2003-01-08 Sanshin Ind Co Ltd 船外機の冷却構造
FI123862B (fi) * 2008-12-08 2013-11-29 Waertsilae Finland Oy Vesialus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350879A (en) * 1964-09-01 1967-11-07 Kiekhaefer Corp Insulated outboard motor housing
US3310022A (en) * 1965-08-23 1967-03-21 Kiekhaefer Corp Exhaust system for outboard motors
US3520270A (en) * 1968-05-29 1970-07-14 Outboard Marine Corp Tuned exhaust gas system for outboard motor
US4354849A (en) * 1976-10-13 1982-10-19 Yamaha Hatsudoki Kabushiki Kaisha Exhaust gas discharge and cooling means for outboard engines

Also Published As

Publication number Publication date
JPS57140293A (en) 1982-08-30
US4421490A (en) 1983-12-20

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