FR2964156B1 - Piston de moteur a combustion interne - Google Patents

Piston de moteur a combustion interne

Info

Publication number
FR2964156B1
FR2964156B1 FR1056888A FR1056888A FR2964156B1 FR 2964156 B1 FR2964156 B1 FR 2964156B1 FR 1056888 A FR1056888 A FR 1056888A FR 1056888 A FR1056888 A FR 1056888A FR 2964156 B1 FR2964156 B1 FR 2964156B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
engine piston
piston
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
FR1056888A
Other languages
English (en)
Other versions
FR2964156A1 (fr
Inventor
Ludovic Thobois
Fabien Szmytka
Clement Dumand
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 FR1056888A priority Critical patent/FR2964156B1/fr
Publication of FR2964156A1 publication Critical patent/FR2964156A1/fr
Application granted granted Critical
Publication of FR2964156B1 publication Critical patent/FR2964156B1/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
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/0084—Pistons  the pistons being constructed from specific materials
    • F02F3/0092—Pistons  the pistons being constructed from specific materials the material being steel-plate
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D15/00—Varying compression ratio
    • F02D15/04—Varying compression ratio by alteration of volume of compression space without changing piston stroke
    • 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
    • F02F3/00—Pistons 
    • F02F3/0084—Pistons  the pistons being constructed from specific materials
    • 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)
FR1056888A 2010-08-31 2010-08-31 Piston de moteur a combustion interne Expired - Fee Related FR2964156B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1056888A FR2964156B1 (fr) 2010-08-31 2010-08-31 Piston de moteur a combustion interne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1056888A FR2964156B1 (fr) 2010-08-31 2010-08-31 Piston de moteur a combustion interne

Publications (2)

Publication Number Publication Date
FR2964156A1 FR2964156A1 (fr) 2012-03-02
FR2964156B1 true FR2964156B1 (fr) 2012-08-17

Family

ID=43896659

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1056888A Expired - Fee Related FR2964156B1 (fr) 2010-08-31 2010-08-31 Piston de moteur a combustion interne

Country Status (1)

Country Link
FR (1) FR2964156B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB899198A (en) * 1959-10-09 1962-06-20 British Internal Combust Eng Improvements in or relating to internal combustion engines and pistons therefor
DE3612842A1 (de) * 1986-04-16 1987-10-22 Bayerische Motoren Werke Ag Brennkraftmaschine, insbesondere hubkolben-brennkraftmaschine, mit im betrieb veraenderbarem verdichtungsraum
EP1612395A4 (fr) * 2003-03-31 2010-08-04 Hitachi Metals Ltd Piston pour moteur combustion interne
WO2008146066A2 (fr) * 2006-11-27 2008-12-04 Renault Trucks Piston, moteur à combustion interne équipé d'un tel piston, véhicule automobile comprenant un tel moteur et utilisation de certains matériaux pour construire un tel système

Also Published As

Publication number Publication date
FR2964156A1 (fr) 2012-03-02

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150430