JP2008522091A - 内燃機関用のピストン - Google Patents
内燃機関用のピストン Download PDFInfo
- Publication number
- JP2008522091A JP2008522091A JP2007543718A JP2007543718A JP2008522091A JP 2008522091 A JP2008522091 A JP 2008522091A JP 2007543718 A JP2007543718 A JP 2007543718A JP 2007543718 A JP2007543718 A JP 2007543718A JP 2008522091 A JP2008522091 A JP 2008522091A
- Authority
- JP
- Japan
- Prior art keywords
- piston
- combustion chamber
- convex body
- head
- internal combustion
- 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.)
- Pending
Links
Images
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
- F02F3/26—Pistons having combustion chamber in piston head
-
- 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
- F02B23/0678—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
- F02B23/0681—Square, rectangular or the like profiles
-
- 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
- F02B23/0696—W-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 wall
-
- 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
- F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive 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
- F02F3/00—Pistons
-
- 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
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/14—Direct injection into combustion chamber
-
- 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)
- Pistons, Piston Rings, And Cylinders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT000084A ITPR20040084A1 (it) | 2004-12-03 | 2004-12-03 | Pistone per motori a combustione interna. |
PCT/EP2005/011872 WO2006058596A1 (en) | 2004-12-03 | 2005-11-07 | Piston for internal combustion engines |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2008522091A true JP2008522091A (ja) | 2008-06-26 |
Family
ID=35768802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007543718A Pending JP2008522091A (ja) | 2004-12-03 | 2005-11-07 | 内燃機関用のピストン |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP2008522091A (it) |
CN (1) | CN101069009A (it) |
IT (1) | ITPR20040084A1 (it) |
WO (1) | WO2006058596A1 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005043747A1 (de) | 2005-09-14 | 2007-03-22 | GM Global Technology Operations, Inc., Detroit | Kolben für eine Brennkraftmaschine |
DE102015005469A1 (de) * | 2015-04-29 | 2016-11-03 | Caterpillar Motoren Gmbh & Co. Kg | Kolbenkrone mit kolbenbodenmulde |
WO2023110130A1 (en) * | 2021-12-17 | 2023-06-22 | Volvo Truck Corporation | A piston and an internal combustion engine system |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6198948A (ja) * | 1984-10-22 | 1986-05-17 | Toyota Motor Corp | 内燃機関用ピストン |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1803250A (en) * | 1927-05-12 | 1931-04-28 | Hemmingsen Torkild Valdemar | Internal-combustion engine |
DE3732925C1 (de) * | 1987-09-30 | 1988-12-08 | Mahle Gmbh | Gekuehlter Tauchkolben fuer Verbrennungsmotoren |
DE19519730A1 (de) * | 1995-06-02 | 1996-12-05 | Kolbenschmidt Ag | Kolben-Pleuel-Anordnung für Brennkraftmaschinen |
DE19846152A1 (de) * | 1998-10-07 | 2000-04-13 | Mahle Gmbh | Kolben mit Kolbengrundkörper aus geschmiedetem Stahl und einem Kühlkanal |
EP0997611B1 (en) * | 1998-10-28 | 2005-09-07 | Nissan Motor Company Limited | Direct injection internal combustion engine |
-
2004
- 2004-12-03 IT IT000084A patent/ITPR20040084A1/it unknown
-
2005
- 2005-11-07 JP JP2007543718A patent/JP2008522091A/ja active Pending
- 2005-11-07 CN CNA2005800413821A patent/CN101069009A/zh active Pending
- 2005-11-07 WO PCT/EP2005/011872 patent/WO2006058596A1/en active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6198948A (ja) * | 1984-10-22 | 1986-05-17 | Toyota Motor Corp | 内燃機関用ピストン |
Also Published As
Publication number | Publication date |
---|---|
CN101069009A (zh) | 2007-11-07 |
ITPR20040084A1 (it) | 2005-03-03 |
WO2006058596A1 (en) | 2006-06-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20080318 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20100316 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20100817 |