FR2619856B2 - DEVICE FOR VARIATION, ON THE GO, OF THE VOLUME OF THE COMBUSTION CHAMBER OF INTERNAL COMBUSTION ENGINES - Google Patents
DEVICE FOR VARIATION, ON THE GO, OF THE VOLUME OF THE COMBUSTION CHAMBER OF INTERNAL COMBUSTION ENGINESInfo
- Publication number
- FR2619856B2 FR2619856B2 FR8711998A FR8711998A FR2619856B2 FR 2619856 B2 FR2619856 B2 FR 2619856B2 FR 8711998 A FR8711998 A FR 8711998A FR 8711998 A FR8711998 A FR 8711998A FR 2619856 B2 FR2619856 B2 FR 2619856B2
- Authority
- FR
- France
- Prior art keywords
- variation
- volume
- internal combustion
- combustion chamber
- combustion engines
- 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 - Lifetime
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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/242—Arrangement of spark plugs or injectors
-
- 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
- F02B75/041—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of cylinder or cylinderhead positioning
- F02B75/042—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of cylinder or cylinderhead positioning the cylinderhead comprising a counter-piston
-
- 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/26—Cylinder heads having cooling means
- F02F1/36—Cylinder heads having cooling means for liquid cooling
- F02F1/38—Cylinder heads having cooling means for liquid cooling the cylinder heads being of overhead valve type
-
- 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
-
- 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
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F2001/241—Cylinder heads specially adapted to pent roof shape of the combustion chamber
-
- 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
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F2001/244—Arrangement of valve stems in cylinder heads
- F02F2001/245—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8711998A FR2619856B2 (en) | 1986-03-12 | 1987-08-27 | DEVICE FOR VARIATION, ON THE GO, OF THE VOLUME OF THE COMBUSTION CHAMBER OF INTERNAL COMBUSTION ENGINES |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8603483A FR2595760B1 (en) | 1986-03-12 | 1986-03-12 | DEVICE FOR VARIATION, IN OPERATION, OF THE VOLUME OF THE COMBUSTION CHAMBER OF INTERNAL COMBUSTION ENGINES |
FR8711998A FR2619856B2 (en) | 1986-03-12 | 1987-08-27 | DEVICE FOR VARIATION, ON THE GO, OF THE VOLUME OF THE COMBUSTION CHAMBER OF INTERNAL COMBUSTION ENGINES |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2619856A2 FR2619856A2 (en) | 1989-03-03 |
FR2619856B2 true FR2619856B2 (en) | 1990-08-03 |
Family
ID=26225077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8711998A Expired - Lifetime FR2619856B2 (en) | 1986-03-12 | 1987-08-27 | DEVICE FOR VARIATION, ON THE GO, OF THE VOLUME OF THE COMBUSTION CHAMBER OF INTERNAL COMBUSTION ENGINES |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2619856B2 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5031582A (en) * | 1989-04-26 | 1991-07-16 | Volkswagen Ag | Internal combustion engine providing scavenging with combustion chamber volume control |
FR2666117B1 (en) * | 1990-08-24 | 1994-08-26 | Alex Matesic | MONOBLOCK EXPLOSION ENGINE WITH REMOVABLE DISTRIBUTION. |
US6202604B1 (en) * | 2000-01-10 | 2001-03-20 | Craig D. Silvers | Maximum compression spark plug |
US9683493B2 (en) * | 2014-06-18 | 2017-06-20 | Ford Global Technologies, Llc | Method and system for adjusting a compression ratio |
CN107013324A (en) * | 2017-05-17 | 2017-08-04 | 石狮市恒鑫电子科技有限公司 | Variable compressive piston |
CN107131071A (en) * | 2017-05-17 | 2017-09-05 | 石狮市恒鑫电子科技有限公司 | The cylinder head of variable compression ratio |
CN107013358A (en) * | 2017-06-06 | 2017-08-04 | 林培青 | Variable compressive piston |
CN107013325A (en) * | 2017-06-06 | 2017-08-04 | 林培青 | Automatically controlled variable compression ratio and the engine of oil spout position |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR544931A (en) * | 1921-04-21 | 1922-10-03 | Anciens Etablissements Chenard | Improvements to single or multiple cylinder internal combustion engines |
FR769165A (en) * | 1934-02-24 | 1934-08-21 | Variable compression engine cylinder head | |
US2145017A (en) * | 1936-04-16 | 1939-01-24 | Tsuneda Kenjiro | Variable compression ratio internal combustion engine |
GB752895A (en) * | 1954-01-20 | 1956-07-18 | Armstrong Siddeley Motors Ltd | Supercharged, fuel-injection, two-stroke engines |
DE1576011A1 (en) * | 1967-11-24 | 1970-09-03 | Daimler Benz Ag | Pre-chamber injection internal combustion engine with variable compression ratio |
FR2402076A1 (en) * | 1977-09-05 | 1979-03-30 | Peugeot | Variable compression ratio IC engine - has second piston in cylinder head controlled by inlet depression |
US4449489A (en) * | 1981-05-21 | 1984-05-22 | Williams Gerald J | Varying geometric compression ratio engine |
SE428141B (en) * | 1981-09-07 | 1983-06-06 | Hedelin Lars G B | SETTING REGULATED THE PROCEDURE OF A COMBUSTION ENGINE, AND COMBUSTION ENGINE |
CA1149750A (en) * | 1982-02-08 | 1983-07-12 | Gerald J. Williams | Internal combustion engine with improved expansion ratio |
-
1987
- 1987-08-27 FR FR8711998A patent/FR2619856B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2619856A2 (en) | 1989-03-03 |
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