JPH0123650B2 - - Google Patents

Info

Publication number
JPH0123650B2
JPH0123650B2 JP4363581A JP4363581A JPH0123650B2 JP H0123650 B2 JPH0123650 B2 JP H0123650B2 JP 4363581 A JP4363581 A JP 4363581A JP 4363581 A JP4363581 A JP 4363581A JP H0123650 B2 JPH0123650 B2 JP H0123650B2
Authority
JP
Japan
Prior art keywords
piston
scavenging
air
fuel mixture
crank chamber
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
JP4363581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57159918A (en
Inventor
Yoshihide Fukuda
Hiroaki Fujimoto
Akinori Kojima
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 JP4363581A priority Critical patent/JPS57159918A/ja
Publication of JPS57159918A publication Critical patent/JPS57159918A/ja
Publication of JPH0123650B2 publication Critical patent/JPH0123650B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • F02B2075/1808—Number of cylinders two

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Supercharger (AREA)
JP4363581A 1981-03-25 1981-03-25 Two-cycle engine with pressurized crankcase Granted JPS57159918A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4363581A JPS57159918A (en) 1981-03-25 1981-03-25 Two-cycle engine with pressurized crankcase

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4363581A JPS57159918A (en) 1981-03-25 1981-03-25 Two-cycle engine with pressurized crankcase

Publications (2)

Publication Number Publication Date
JPS57159918A JPS57159918A (en) 1982-10-02
JPH0123650B2 true JPH0123650B2 (fr) 1989-05-08

Family

ID=12669319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4363581A Granted JPS57159918A (en) 1981-03-25 1981-03-25 Two-cycle engine with pressurized crankcase

Country Status (1)

Country Link
JP (1) JPS57159918A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR890701873A (ko) * 1984-11-26 1989-12-22 죤 밸랜새이 내연기관
JPH0343376Y2 (fr) * 1988-05-26 1991-09-11
JP2729686B2 (ja) * 1989-11-22 1998-03-18 三信工業株式会社 ２サイクル内燃機関のクランク室構造
JP5024230B2 (ja) * 2008-08-12 2012-09-12 日立工機株式会社 層状掃気２サイクルエンジン及び２サイクルエンジン工具

Also Published As

Publication number Publication date
JPS57159918A (en) 1982-10-02

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