FR2952127B1 - Piston pour moteur a combustion interne et moteur comprenant un tel piston - Google Patents

Piston pour moteur a combustion interne et moteur comprenant un tel piston

Info

Publication number
FR2952127B1
FR2952127B1 FR0957753A FR0957753A FR2952127B1 FR 2952127 B1 FR2952127 B1 FR 2952127B1 FR 0957753 A FR0957753 A FR 0957753A FR 0957753 A FR0957753 A FR 0957753A FR 2952127 B1 FR2952127 B1 FR 2952127B1
Authority
FR
France
Prior art keywords
piston
engine
internal combustion
combustion engine
internal
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
Application number
FR0957753A
Other languages
English (en)
Other versions
FR2952127A1 (fr
Inventor
Ludovic Thobois
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR0957753A priority Critical patent/FR2952127B1/fr
Priority to PCT/FR2010/052251 priority patent/WO2011055055A1/fr
Publication of FR2952127A1 publication Critical patent/FR2952127A1/fr
Application granted granted Critical
Publication of FR2952127B1 publication Critical patent/FR2952127B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02B23/0618—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
    • F02B23/0621—Squish 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
    • F02B23/0672—Omega-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 center axis
    • 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
    • F02B23/0633—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 the combustion space being almost completely enclosed in the piston, i.e. having a small inlet in comparison to its volume
    • 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)
FR0957753A 2009-11-03 2009-11-03 Piston pour moteur a combustion interne et moteur comprenant un tel piston Expired - Fee Related FR2952127B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0957753A FR2952127B1 (fr) 2009-11-03 2009-11-03 Piston pour moteur a combustion interne et moteur comprenant un tel piston
PCT/FR2010/052251 WO2011055055A1 (fr) 2009-11-03 2010-10-21 Piston pour moteur a combustion interne et moteur comprenant un tel piston

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0957753A FR2952127B1 (fr) 2009-11-03 2009-11-03 Piston pour moteur a combustion interne et moteur comprenant un tel piston

Publications (2)

Publication Number Publication Date
FR2952127A1 FR2952127A1 (fr) 2011-05-06
FR2952127B1 true FR2952127B1 (fr) 2011-12-09

Family

ID=42104467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0957753A Expired - Fee Related FR2952127B1 (fr) 2009-11-03 2009-11-03 Piston pour moteur a combustion interne et moteur comprenant un tel piston

Country Status (2)

Country Link
FR (1) FR2952127B1 (fr)
WO (1) WO2011055055A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018017028A1 (fr) 2016-07-19 2018-01-25 Ggi Enerji Sanayi Ve Ticaret A. S. Chambre de combustion pour moteur à combustion interne destinée à être utilisée dans des moteurs à allumage par compression et par étincelles

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR957753A (fr) 1950-02-25
GB715524A (en) * 1951-05-03 1954-09-15 Lister & Co Ltd R A Improvements in or relating to internal combustion engines and pistons therefor
US2870754A (en) * 1951-05-03 1959-01-27 Lister & Co Ltd R A Internal combustion engine with piston having combustion cavity in its head
FR70518E (fr) * 1956-06-26 1959-05-29 Procédé d'injection pour moteurs à combustion interne et moteurs comportant application de ce procédé
US4898135A (en) * 1989-02-16 1990-02-06 Sonex Research, Inc. Piston and process for achieving controlled ignition and combustion of hydrocarbon fuels in internal combustion engines by generation and management of fuel radical species
JPH05141309A (ja) * 1991-11-18 1993-06-08 Hino Motors Ltd 直接噴射式デイーゼルエンジンの燃焼室形状
JPH05179956A (ja) * 1991-12-25 1993-07-20 Hino Motors Ltd 直接噴射式ディーゼル機関の燃焼室
JPH07150944A (ja) * 1993-12-02 1995-06-13 Toyota Motor Corp 直噴式ディーゼルエンジンの燃焼室構造
JP3751462B2 (ja) 1998-03-27 2006-03-01 株式会社豊田中央研究所 直接噴射式ディーゼル機関
JP4330328B2 (ja) 2002-11-14 2009-09-16 有限会社日本エンジニアリング デジタル化スイッチ部品の表示方法

Also Published As

Publication number Publication date
WO2011055055A1 (fr) 2011-05-12
FR2952127A1 (fr) 2011-05-06

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

CA Change of address

Effective date: 20180312

CD Change of name or company name

Owner name: PEUGEOT CITROEN AUTOMOBILES SA, FR

Effective date: 20180312

ST Notification of lapse

Effective date: 20180731