CA1173372A - Internal combustion engine with die castable loop transfer system - Google Patents

Internal combustion engine with die castable loop transfer system

Info

Publication number
CA1173372A
CA1173372A CA000390573A CA390573A CA1173372A CA 1173372 A CA1173372 A CA 1173372A CA 000390573 A CA000390573 A CA 000390573A CA 390573 A CA390573 A CA 390573A CA 1173372 A CA1173372 A CA 1173372A
Authority
CA
Canada
Prior art keywords
transfer
cylinder
engine defined
engine
transfer passages
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
CA000390573A
Other languages
English (en)
French (fr)
Inventor
David J. Hale
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.)
Brunswick Corp
Original Assignee
Brunswick Corp
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 Brunswick Corp filed Critical Brunswick Corp
Application granted granted Critical
Publication of CA1173372A publication Critical patent/CA1173372A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/18—Other cylinders
    • F02F1/22—Other cylinders characterised by having ports in cylinder wall for scavenging or charging
    • 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
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
    • 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
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/26—Multi-cylinder engines other than those provided for in, or of interest apart from, groups F02B25/02 - F02B25/24
    • 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
    • F02B75/00—Other engines
    • F02B75/007—Other engines having vertical crankshafts
    • 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/20—Multi-cylinder engines with cylinders all in one line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases
    • F02F7/0021—Construction
    • F02F7/0036—Casings for two-stroke engines with scavenging conduits
    • 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
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • 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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B2075/1804—Number of cylinders
    • F02B2075/1812—Number of cylinders three
    • 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)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Supercharger (AREA)
  • Exhaust Silencers (AREA)
CA000390573A 1980-11-28 1981-11-20 Internal combustion engine with die castable loop transfer system Expired CA1173372A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/211,436 US4328770A (en) 1980-11-28 1980-11-28 Internal combustion engine with die castable loop transfer system
US211,436 1980-11-28

Publications (1)

Publication Number Publication Date
CA1173372A true CA1173372A (en) 1984-08-28

Family

ID=22786919

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000390573A Expired CA1173372A (en) 1980-11-28 1981-11-20 Internal combustion engine with die castable loop transfer system

Country Status (5)

Country Link
US (1) US4328770A (en, 2012)
JP (2) JPS57157040A (en, 2012)
CA (1) CA1173372A (en, 2012)
FR (1) FR2501289A1 (en, 2012)
GB (1) GB2088478B (en, 2012)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152159U (ja) * 1983-03-30 1984-10-12 川崎重工業株式会社 ２サイクルエンジン
US4549507A (en) * 1984-09-19 1985-10-29 Brunswick Corp. Two cycle loop scavenged engine with improved transfer passage flow
US4632169A (en) * 1985-05-01 1986-12-30 Outboard Marine Corporation Two cycle cylinder block foam pattern
US4802447A (en) * 1985-12-17 1989-02-07 Brunswick Corporation Foam pattern for engine cylinder block
JPH0343558U (en, 2012) * 1989-09-05 1991-04-24
DE4033623C1 (en, 2012) * 1990-10-23 1992-03-12 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
US5134976A (en) * 1991-06-04 1992-08-04 Outboard Marine Corporation Internal combustion engine
US5560331A (en) * 1994-05-10 1996-10-01 Yamaha Hatsudoki Kabushiki Kaisha Cylinder head for engine
JPH07305652A (ja) * 1994-05-10 1995-11-21 Yamaha Motor Co Ltd 内燃機関用シリンダヘッド
JP5091399B2 (ja) * 2005-11-15 2012-12-05 ハスクバーナ・ゼノア株式会社 チェーンソウ
JP2007177774A (ja) * 2005-12-28 2007-07-12 Komatsu Zenoah Co ２サイクルエンジン
JP2007176128A (ja) * 2005-12-28 2007-07-12 Komatsu Zenoah Co チェーンソー
US20080092976A1 (en) * 2006-10-20 2008-04-24 Komatsu Zenoah Co. Blower duct
US20090038106A1 (en) * 2007-08-10 2009-02-12 Zenoah Co., Ltd. Engine blower

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3059624A (en) * 1962-10-23 Two-stroke internal combustion engines
US2731960A (en) * 1956-01-24 Internal combustion engine with die cast block
US2190011A (en) * 1936-10-26 1940-02-13 Audi Ag Scavenging of high speed two-stroke internal combustion engines
US2227500A (en) * 1938-01-03 1941-01-07 Johnson Brothers Engineering C Die-cast motor block
US2643510A (en) * 1949-09-23 1953-06-30 Elmer C Kiekhaefer Internal-combustion engine
US2729204A (en) * 1955-03-04 1956-01-03 Kiekhaefer Corp Crankcase induction system for alternate-firing two-cycle engines
US3105474A (en) * 1961-02-23 1963-10-01 Kiekhaefer Corp Two-cycle internal-combustion engine
US3173407A (en) * 1961-08-17 1965-03-16 Kaiser Jeep Corp Aluminum engine
US3971297A (en) * 1974-05-24 1976-07-27 Fox Manufacturing Company Two cycle engine with peripheral bypass for piston head and method of manufacture
US4092958A (en) * 1975-09-04 1978-06-06 Brunswick Corporation Internal combustion engine
JPS54106722A (en) * 1978-02-09 1979-08-22 Toyota Motor Corp Active thermal atmosphere two-cycle internal combustion engine
US4306522A (en) * 1980-06-19 1981-12-22 Briggs & Stratton Corporation Transfer port duct for two-stroke engines

Also Published As

Publication number Publication date
FR2501289A1 (fr) 1982-09-10
JPS6049241U (ja) 1985-04-06
JPS57157040A (en) 1982-09-28
GB2088478A (en) 1982-06-09
FR2501289B1 (en, 2012) 1985-01-18
JPS6131161Y2 (en, 2012) 1986-09-10
US4328770A (en) 1982-05-11
GB2088478B (en) 1984-09-19

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry