DE3271088D1 - Automatic compression adjusting mechanism for internal combustion engines - Google Patents

Automatic compression adjusting mechanism for internal combustion engines

Info

Publication number
DE3271088D1
DE3271088D1 DE8282300537T DE3271088T DE3271088D1 DE 3271088 D1 DE3271088 D1 DE 3271088D1 DE 8282300537 T DE8282300537 T DE 8282300537T DE 3271088 T DE3271088 T DE 3271088T DE 3271088 D1 DE3271088 D1 DE 3271088D1
Authority
DE
Germany
Prior art keywords
internal combustion
adjusting mechanism
combustion engines
automatic compression
compression adjusting
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
DE8282300537T
Other languages
German (de)
English (en)
Inventor
James William Akkerman
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.)
National Aeronautics and Space Administration NASA
Original Assignee
National Aeronautics and Space Administration NASA
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 National Aeronautics and Space Administration NASA filed Critical National Aeronautics and Space Administration NASA
Application granted granted Critical
Publication of DE3271088D1 publication Critical patent/DE3271088D1/de
Expired 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
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/048—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable crank stroke 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)
DE8282300537T 1981-05-22 1982-02-02 Automatic compression adjusting mechanism for internal combustion engines Expired DE3271088D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/266,688 US4406256A (en) 1981-05-22 1981-05-22 Automatic compression adjusting mechanism for internal combustion engines

Publications (1)

Publication Number Publication Date
DE3271088D1 true DE3271088D1 (en) 1986-06-19

Family

ID=23015597

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282300537T Expired DE3271088D1 (en) 1981-05-22 1982-02-02 Automatic compression adjusting mechanism for internal combustion engines

Country Status (7)

Country Link
US (1) US4406256A (enExample)
EP (1) EP0066350B1 (enExample)
JP (1) JPS57195834A (enExample)
CA (1) CA1180963A (enExample)
DE (1) DE3271088D1 (enExample)
ES (1) ES510369A0 (enExample)
IN (1) IN155557B (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857040A (ja) * 1981-09-29 1983-04-05 Toyota Motor Corp 内燃機関の可変圧縮比機構
US4864975A (en) * 1987-07-03 1989-09-12 Honda Giken Kogyo Kabushiki Kaisha Compression ratio-changing device for internal combustion engines
GB2219671B (en) * 1988-04-26 1993-01-13 Joseph Frank Kos Computer controlled optimized hybrid engine
DE69108572T2 (de) * 1990-01-17 1995-08-17 Mitsubishi Motors Corp Vorrichtung zum Ändern des Kompressionverhältnisses für Brennkraftmaschine.
GB2245646B (en) * 1990-06-26 1994-01-26 Ford Motor Co Variable compression internal combustion engine
US5081964A (en) * 1990-06-27 1992-01-21 Lassiter Will M Crankless internal combustion engine
US5040502A (en) * 1990-06-27 1991-08-20 Lassiter Will M Crankless internal combustion engine
DE4220664C2 (de) * 1992-06-24 1995-06-22 Enrico Hilbert Verbrennungsmotor mit veränderbaren Hubraum und Verdichtungsverhältnis
EP0795094A4 (en) * 1994-12-09 1998-10-14 Richter Technology Ltd DEVICE FOR CONVERTING A LINEAR INTO A ROTATING MOVEMENT AND REVERSE
ES2365208T3 (es) * 2000-07-24 2011-09-26 Jeffrey Grayzel Catéter con globo rigidizado para dilatación e implantación de prótesis endovasculares.
EP1205652B1 (de) * 2000-11-14 2004-08-11 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Variables Kompressionsverhältnis, zwei durch Öldruck betätigte Ventile in der Kurbelwelle
EP1247958A1 (de) * 2001-04-07 2002-10-09 Ford Global Technologies, Inc., A subsidiary of Ford Motor Company Verbrennungskraftmaschine mit veränderlichem Verdichtungsverhältnis
DE10218744A1 (de) * 2002-04-26 2003-11-13 Bayerische Motoren Werke Ag Vorrichtung zur Veränderung eines Verdichtungsverhältnisses einer Hubkolben-Brennkraftmaschine
US7760317B2 (en) 2003-10-14 2010-07-20 Lg Display Co., Ltd. Thin film transistor array substrate and fabricating method thereof, liquid crystal display using the same and fabricating method thereof, and method of inspecting liquid crystal display
US6970781B1 (en) 2004-06-03 2005-11-29 Ford Global Technologies, Llc Compression ratio mode selection logic for an internal combustion engine having discrete variable compression ratio control mechanism
FR2882575A1 (fr) 2005-02-28 2006-09-01 Michel Alain Leon Marchisseau Dispositif tres compact pour ajuster le taux de compression d'un moteur a combustion interne
US7228824B2 (en) * 2005-11-03 2007-06-12 Ford Global Technologies, Llc Internal combustion engine having variable compression ratio selection as a function of projected engine speed
US7891334B2 (en) * 2008-07-17 2011-02-22 O'leary Paul W Engine with variable length connecting rod
KR100980863B1 (ko) * 2008-12-02 2010-09-10 현대자동차주식회사 자동차 엔진용 가변 압축비 장치
FR2940362A1 (fr) * 2008-12-22 2010-06-25 Faar Industry Dispositif d'ajustement et procede d'ajustement pour moteur a taux de compression variable.
US8281764B2 (en) * 2009-06-25 2012-10-09 Onur Gurler Half cycle eccentric crank-shafted engine
CN102852638B (zh) * 2012-08-02 2014-09-24 苏成胜 一种四冲程往复活塞式内燃机
DE102014216533A1 (de) 2014-08-20 2016-02-25 Schaeffler Technologies AG & Co. KG Vorrichtung zur Veränderung eines Verdichtungsverhältnisses einer Zylindereinheit einer Hubkolbenbrennkraftmaschine
US10570818B2 (en) * 2015-06-18 2020-02-25 Avl List Gmbh Longitudinally adjustable connecting rod
AT517511A1 (de) 2015-08-10 2017-02-15 Avl List Gmbh Hubkolbenmaschine, insbesondere brennkraftmaschine
EP3390794B1 (de) 2015-12-14 2019-06-26 AVL List GmbH Längenverstellbare pleuelstange mit elektromagnetisch betätigbarem schaltventil
AT519011B1 (de) 2016-05-31 2018-03-15 Avl List Gmbh Hubkolbenmaschine
DE102016008306A1 (de) 2016-07-06 2018-01-11 Avl List Gmbh Pleuel mit verstellbarer Pleuellänge
AT519360B1 (de) 2017-02-24 2018-06-15 Avl List Gmbh Verfahren zum Betrieb einer Hubkolbenmaschine mit wenigstens einer hydraulisch längenverstellbaren Pleuelstange
US10989108B2 (en) * 2018-07-31 2021-04-27 Ford Global Technologies, Llc Methods and systems for a variable compression engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2060221A (en) * 1932-07-14 1936-11-10 Frank A King Internal combustion engine
DE953084C (de) * 1952-03-21 1956-11-29 Halberg Maschb Und Giesserei G Steuerungseinrichtung fuer Dampfmaschinen mit durch eine in der Steuerwelle drehbeweglich gelagerte Hilfswelle in seiner Hubhoehe veraenderlichem Kurbelzapfen
US3180178A (en) * 1962-09-10 1965-04-27 Ingersoll Rand Co Variable stroke reciprocating machine
US4131094A (en) * 1977-02-07 1978-12-26 Crise George W Variable displacement internal combustion engine having automatic piston stroke control
US4173202A (en) * 1977-02-07 1979-11-06 Crise George W Internal combustion engine having automatic compression control
US4140091A (en) * 1977-03-09 1979-02-20 Showers Jr Lewis M Uniform compression piston engine
US4250843A (en) * 1978-08-22 1981-02-17 Chang Shiunn C Engine with revolutionary internal-combustion unit and compression ratio auto-controlled device
JPS5540256A (en) * 1978-09-14 1980-03-21 Nissan Motor Co Ltd Compression ratio adjusting device of internal combustion engine
US4195601A (en) * 1978-10-30 1980-04-01 Crise George W Controlled compression internal combustion engine having fluid pressure extensible connecting rod
US4319498A (en) * 1979-06-11 1982-03-16 Mcwhorter Edward M Reciprocating engine

Also Published As

Publication number Publication date
JPS6335816B2 (enExample) 1988-07-18
ES8306830A1 (es) 1983-06-16
US4406256A (en) 1983-09-27
IN155557B (enExample) 1985-02-16
JPS57195834A (en) 1982-12-01
EP0066350A2 (en) 1982-12-08
EP0066350B1 (en) 1986-05-14
ES510369A0 (es) 1983-06-16
CA1180963A (en) 1985-01-15
EP0066350A3 (en) 1983-11-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee