FR2964156B1 - Piston de moteur a combustion interne - Google Patents
Piston de moteur a combustion interneInfo
- 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
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)
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)
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 |
CN100535423C (zh) * | 2003-03-31 | 2009-09-02 | 日立金属株式会社 | 内燃机用活塞及其制造方法 |
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 |
-
2010
- 2010-08-31 FR FR1056888A patent/FR2964156B1/fr not_active Expired - Fee Related
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 |