JPH0517369B2 - - Google Patents

Info

Publication number
JPH0517369B2
JPH0517369B2 JP61098105A JP9810586A JPH0517369B2 JP H0517369 B2 JPH0517369 B2 JP H0517369B2 JP 61098105 A JP61098105 A JP 61098105A JP 9810586 A JP9810586 A JP 9810586A JP H0517369 B2 JPH0517369 B2 JP H0517369B2
Authority
JP
Japan
Prior art keywords
cavity
piston
crown surface
pent roof
fuel
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 - Lifetime
Application number
JP61098105A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62255520A (ja
Inventor
Naoki Yanagisawa
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.)
Isuzu Motors Ltd
Original Assignee
Isuzu Motors Ltd
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 Isuzu Motors Ltd filed Critical Isuzu Motors Ltd
Priority to JP61098105A priority Critical patent/JPS62255520A/ja
Publication of JPS62255520A publication Critical patent/JPS62255520A/ja
Publication of JPH0517369B2 publication Critical patent/JPH0517369B2/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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0696—W-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder wall
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
    • F02B23/0624—Swirl flow
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0669—Details related to the fuel injector or the fuel spray having multiple fuel spray jets per injector nozzle
    • 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 
    • F02F1/24—Cylinder heads
    • F02F2001/241—Cylinder heads specially adapted to pent roof shape of the combustion chamber
    • 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)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
JP61098105A 1986-04-30 1986-04-30 ペントル−フ形ピストン Granted JPS62255520A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61098105A JPS62255520A (ja) 1986-04-30 1986-04-30 ペントル−フ形ピストン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61098105A JPS62255520A (ja) 1986-04-30 1986-04-30 ペントル−フ形ピストン

Publications (2)

Publication Number Publication Date
JPS62255520A JPS62255520A (ja) 1987-11-07
JPH0517369B2 true JPH0517369B2 (zh) 1993-03-09

Family

ID=14211046

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61098105A Granted JPS62255520A (ja) 1986-04-30 1986-04-30 ペントル−フ形ピストン

Country Status (1)

Country Link
JP (1) JPS62255520A (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX174016B (es) * 1989-06-29 1994-04-14 Orbital Eng Pty Motor de combustion interna
JP4757112B2 (ja) * 2006-06-26 2011-08-24 本田技研工業株式会社 燃料直噴ディーゼルエンジン
JP4929013B2 (ja) * 2007-04-06 2012-05-09 本田技研工業株式会社 燃料直噴エンジン
ATE529618T1 (de) * 2007-04-06 2011-11-15 Honda Motor Co Ltd Direkteinspritzmotor
JP4929012B2 (ja) * 2007-04-06 2012-05-09 本田技研工業株式会社 燃料直噴エンジン
JP4879873B2 (ja) 2007-12-21 2012-02-22 本田技研工業株式会社 燃料直噴エンジン
JP5983778B2 (ja) * 2013-01-07 2016-09-06 トヨタ自動車株式会社 内燃機関
EP2952707A4 (en) * 2013-01-31 2016-02-17 Toyota Motor Co Ltd COMBUSTION ENGINE

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233242A (en) * 1975-09-05 1977-03-14 Howaldtswerke Deutsche Werft Float crane with unloadable main jib
JPS5832919A (ja) * 1981-08-20 1983-02-26 Nissan Motor Co Ltd 直接噴射式デイ−ゼル機関

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5996323U (ja) * 1982-12-18 1984-06-29 マツダ株式会社 エンジンの燃焼室

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5233242A (en) * 1975-09-05 1977-03-14 Howaldtswerke Deutsche Werft Float crane with unloadable main jib
JPS5832919A (ja) * 1981-08-20 1983-02-26 Nissan Motor Co Ltd 直接噴射式デイ−ゼル機関

Also Published As

Publication number Publication date
JPS62255520A (ja) 1987-11-07

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