FR2890693B1 - DEVICE FOR VARYING THE COMPRESSION RATE OF A CYLINDER OF AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A DEVICE - Google Patents

DEVICE FOR VARYING THE COMPRESSION RATE OF A CYLINDER OF AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A DEVICE

Info

Publication number
FR2890693B1
FR2890693B1 FR0509336A FR0509336A FR2890693B1 FR 2890693 B1 FR2890693 B1 FR 2890693B1 FR 0509336 A FR0509336 A FR 0509336A FR 0509336 A FR0509336 A FR 0509336A FR 2890693 B1 FR2890693 B1 FR 2890693B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
varying
cylinder
compression rate
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
FR0509336A
Other languages
French (fr)
Other versions
FR2890693A1 (en
Inventor
Gregory Blokeel
Guillaume Rymer
Francois Dabireau
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 FR0509336A priority Critical patent/FR2890693B1/en
Priority to PCT/FR2006/050878 priority patent/WO2007031686A1/en
Priority to EP06808316A priority patent/EP1934444A1/en
Publication of FR2890693A1 publication Critical patent/FR2890693A1/en
Application granted granted Critical
Publication of FR2890693B1 publication Critical patent/FR2890693B1/en
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
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/044—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of an adjustable piston length

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
FR0509336A 2005-09-13 2005-09-13 DEVICE FOR VARYING THE COMPRESSION RATE OF A CYLINDER OF AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A DEVICE Expired - Fee Related FR2890693B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0509336A FR2890693B1 (en) 2005-09-13 2005-09-13 DEVICE FOR VARYING THE COMPRESSION RATE OF A CYLINDER OF AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A DEVICE
PCT/FR2006/050878 WO2007031686A1 (en) 2005-09-13 2006-09-12 Device for varying compression ratio of an internal combustion engine cylinder and internal combustion engine comprising same
EP06808316A EP1934444A1 (en) 2005-09-13 2006-09-12 Device for varying compression ratio of an internal combustion engine cylinder and internal combustion engine comprising same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0509336A FR2890693B1 (en) 2005-09-13 2005-09-13 DEVICE FOR VARYING THE COMPRESSION RATE OF A CYLINDER OF AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A DEVICE

Publications (2)

Publication Number Publication Date
FR2890693A1 FR2890693A1 (en) 2007-03-16
FR2890693B1 true FR2890693B1 (en) 2007-12-07

Family

ID=36088535

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0509336A Expired - Fee Related FR2890693B1 (en) 2005-09-13 2005-09-13 DEVICE FOR VARYING THE COMPRESSION RATE OF A CYLINDER OF AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A DEVICE

Country Status (3)

Country Link
EP (1) EP1934444A1 (en)
FR (1) FR2890693B1 (en)
WO (1) WO2007031686A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007040699A1 (en) * 2007-08-29 2009-03-05 Robert Bosch Gmbh Reciprocating-piston internal combustion engine e.g. petrol engine, for use in e.g. passenger car, has magnetic field generating device generating variable magnetic field which appears at actuator so that compression ratio is adjusted
FR3044043A1 (en) * 2015-11-25 2017-05-26 Valeo Systemes De Controle Moteur COMPRESSION RATE CONTROL SYSTEM FOR A COMBUSTION ENGINE

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1217378A (en) * 1959-02-19 1960-05-03 Elastic piston for internal combustion engine or other
DE19858245A1 (en) * 1998-12-17 2000-06-21 Bayerische Motoren Werke Ag Piston with variable compression magnitude for piston machine, especially IC engine, has rheological fluid of constant amount supplied in communicating chamber system provided in piston, system comprising control and storage chambers
US6394048B1 (en) * 2001-01-16 2002-05-28 Ford Global Technologies, Inc. Variable compression ratio internal combustion engine using field-sensitive fluid

Also Published As

Publication number Publication date
WO2007031686A1 (en) 2007-03-22
FR2890693A1 (en) 2007-03-16
EP1934444A1 (en) 2008-06-25

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20120531