IT7825507A0 - Motore a scoppio a rapporto volumetrico variabile. - Google Patents
Motore a scoppio a rapporto volumetrico variabile.Info
- Publication number
- IT7825507A0 IT7825507A0 IT7825507A IT2550778A IT7825507A0 IT 7825507 A0 IT7825507 A0 IT 7825507A0 IT 7825507 A IT7825507 A IT 7825507A IT 2550778 A IT2550778 A IT 2550778A IT 7825507 A0 IT7825507 A0 IT 7825507A0
- Authority
- IT
- Italy
- Prior art keywords
- combustion engine
- volumetric ratio
- ratio combustion
- variable volumetric
- variable
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title 1
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
- F02B19/00—Engines characterised by precombustion chambers
- F02B19/06—Engines characterised by precombustion chambers with auxiliary piston in chamber for transferring ignited charge to cylinder space
-
- 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
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B1/00—Engines characterised by fuel-air mixture compression
- F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
- F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
-
- 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)
- Output Control And Ontrol Of Special Type Engine (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7721259A FR2397530A1 (fr) | 1977-07-11 | 1977-07-11 | Moteur a explosion a rapport volumetrique variable |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7825507A0 true IT7825507A0 (it) | 1978-07-10 |
IT1098662B IT1098662B (it) | 1985-09-07 |
Family
ID=9193201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25507/78A IT1098662B (it) | 1977-07-11 | 1978-07-10 | Motore a scoppio a rapporto volumetrico variabile |
Country Status (6)
Country | Link |
---|---|
US (1) | US4187808A (it) |
JP (1) | JPS5420220A (it) |
DE (1) | DE2829774A1 (it) |
FR (1) | FR2397530A1 (it) |
GB (1) | GB2000551B (it) |
IT (1) | IT1098662B (it) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2478735B1 (it) * | 1980-03-21 | 1987-01-02 | Rockwell International Corp | |
DE3117133A1 (de) * | 1981-04-30 | 1982-11-18 | Volkswagenwerk Ag, 3180 Wolfsburg | "einrichtung zur lastabhaengigen steuerung des verdichtungsverhaeltnisses einer 4takt-hubkolben-brennkraftmaschine" |
LU83433A1 (fr) * | 1981-06-12 | 1983-04-06 | Avermaete Gilbert | Moteur a explosion |
SE428141B (sv) * | 1981-09-07 | 1983-06-06 | Hedelin Lars G B | Sett att reglera forloppet i en forbrenningsmotor, samt forbrenningsmotor |
JPS58165541A (ja) * | 1982-03-24 | 1983-09-30 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
JPS58197442A (ja) * | 1982-05-12 | 1983-11-17 | Daihatsu Motor Co Ltd | 多気筒内燃機関における圧縮比の可変装置 |
JPS58165540A (ja) * | 1982-03-24 | 1983-09-30 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
US4516537A (en) * | 1982-03-24 | 1985-05-14 | Daihatsu Motor Company | Variable compression system for internal combustion engines |
JPS58197421A (ja) * | 1982-05-12 | 1983-11-17 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
JPS58165542A (ja) * | 1982-03-24 | 1983-09-30 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
JPS58197438A (ja) * | 1982-05-12 | 1983-11-17 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
JPS58183836A (ja) * | 1982-04-19 | 1983-10-27 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
JPS6057317B2 (ja) * | 1982-03-26 | 1985-12-14 | ジューキ株式会社 | ステツピングモ−タの駆動回路 |
JPS58176431A (ja) * | 1982-04-08 | 1983-10-15 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
JPS58176430A (ja) * | 1982-04-08 | 1983-10-15 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
JPS58176429A (ja) * | 1982-04-08 | 1983-10-15 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
JPS58183835A (ja) * | 1982-04-19 | 1983-10-27 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
JPS5910755A (ja) * | 1982-07-07 | 1984-01-20 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
JPS5911131U (ja) * | 1982-07-12 | 1984-01-24 | ダイハツ工業株式会社 | 圧縮比可変式内燃機関の圧縮比制御装置 |
JPS5920540A (ja) * | 1982-07-26 | 1984-02-02 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
JPS5932639A (ja) * | 1982-08-18 | 1984-02-22 | Daihatsu Motor Co Ltd | 圧縮着火式内燃機関 |
JPS5941632A (ja) * | 1982-08-31 | 1984-03-07 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
JPS5941637A (ja) * | 1982-09-02 | 1984-03-07 | Daihatsu Motor Co Ltd | 過給機付き圧縮比可変式内燃機関 |
JPS5946370A (ja) * | 1982-09-08 | 1984-03-15 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
JPS6067729A (ja) * | 1983-09-22 | 1985-04-18 | Daihatsu Motor Co Ltd | 内燃機関における圧縮比の可変装置 |
DE3526961A1 (de) * | 1985-07-27 | 1987-02-05 | Daimler Benz Ag | Vorrichtung zur (gamma)nderung des verdichtungsverhaeltnisses an einer brennkraftmaschine |
AU1580288A (en) * | 1987-05-05 | 1988-11-10 | Strano, A. | Improvements to variable compression ratio devices |
US4890585A (en) * | 1988-11-28 | 1990-01-02 | General Electric Company | Internal combustion engine with valve |
DE3902920C1 (it) * | 1989-02-01 | 1990-06-13 | Peter 8104 Grainau De Scherer | |
US4987863A (en) * | 1989-09-28 | 1991-01-29 | Siemens-Bendix Automotive Electronics L.P. | Variable compression ratio internal combustion engine |
EP0557520A4 (en) * | 1990-11-16 | 1993-10-20 | Takeshi Ohkuma | Pressure change-over valve for mutual operation between pressure receiving pistons |
US5341771A (en) * | 1991-12-03 | 1994-08-30 | Motive Holdings Limited | Internal combustion engine with variable combustion chambers and increased expansion cycle |
US5476072A (en) * | 1994-11-14 | 1995-12-19 | Guy; Evan | Fuel tolerant combustion engine with reduced knock sensitivity |
AUPO904197A0 (en) * | 1997-09-09 | 1997-10-02 | Dixon, Michael Patrick | Internal combusion engine |
SE513179C2 (sv) * | 1998-08-13 | 2000-07-24 | Scania Cv Ab | Förbränningsmotor av kolv-cylindertyp samt förfarande för initiering av tändningen i en sådan cylinder |
US6397796B1 (en) * | 2001-03-05 | 2002-06-04 | Ford Global Technologies, Inc. | Oiling systems and methods for changing lengths of variable compression ratio connecting rods |
DE10311229B4 (de) * | 2003-03-14 | 2005-03-31 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Verbrennungsmotor mit veränderbarem Verdichtungsverhältnis |
US7430995B2 (en) * | 2004-12-03 | 2008-10-07 | Edward Arthur Christophersen | Constant optimum total compression: real-time manipulation of combustion chamber volume as a means of optimizing compression in internal combustion engines |
US20060219210A1 (en) * | 2005-03-30 | 2006-10-05 | Brett Bailey | Internal combustion engine with variable volume prechamber |
US8251041B2 (en) * | 2010-03-11 | 2012-08-28 | West Virginia University | Accelerated compression ignition engine for HCCI |
DE102011114259A1 (de) * | 2011-09-23 | 2013-03-28 | GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) | Hubkolben-Verbrennungsmotor mit variabler Verdichtung |
KR101534709B1 (ko) * | 2013-12-18 | 2015-07-08 | 현대자동차 주식회사 | 가변 압축비 엔진 |
US9624826B2 (en) * | 2014-03-24 | 2017-04-18 | Freddie Ray Roberts | Variable compression cylinder head, crankshaft, and piston rod and system thereof |
US9239003B1 (en) | 2014-05-28 | 2016-01-19 | Donald W. Manke | Variable volume combustion chamber system |
GB2554100A (en) * | 2016-09-20 | 2018-03-28 | Ford Global Tech Llc | An engine assembly and method |
US11994057B1 (en) | 2023-07-25 | 2024-05-28 | Saudi Arabian Oil Company | Pre-chamber ignition device with variable volume capability for internal combustion engines |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR407779A (fr) * | 1909-07-26 | 1910-03-10 | Gabriel Rebollo | Système de culasse mobile automatique à compression réglable pour moteurs à explosions |
US1167023A (en) * | 1915-11-02 | 1916-01-04 | Wilhelm Schmidt | Device for regulating the compression-space of internal-combustion engines. |
US1612493A (en) * | 1924-03-22 | 1926-12-28 | Henry H Cutler | Internal-combustion engine |
US1720368A (en) * | 1927-05-23 | 1929-07-09 | Robert H Mccoy | Internal-combustion engine |
US2467568A (en) * | 1946-07-25 | 1949-04-19 | Borge Rosaen | Internal-combustion engine with variable compression ratio |
US4013057A (en) * | 1975-05-14 | 1977-03-22 | Dana Corporation | Piston assembly |
-
1977
- 1977-07-11 FR FR7721259A patent/FR2397530A1/fr active Granted
-
1978
- 1978-07-04 GB GB7828781A patent/GB2000551B/en not_active Expired
- 1978-07-06 DE DE19782829774 patent/DE2829774A1/de active Pending
- 1978-07-10 IT IT25507/78A patent/IT1098662B/it active
- 1978-07-10 US US05/923,106 patent/US4187808A/en not_active Expired - Lifetime
- 1978-07-11 JP JP8450878A patent/JPS5420220A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2000551A (en) | 1979-01-10 |
FR2397530A1 (fr) | 1979-02-09 |
GB2000551B (en) | 1982-01-27 |
US4187808A (en) | 1980-02-12 |
FR2397530B1 (it) | 1981-06-19 |
JPS5420220A (en) | 1979-02-15 |
IT1098662B (it) | 1985-09-07 |
DE2829774A1 (de) | 1979-01-18 |
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