KR20120065150A - 보울이 형성된 피스톤 - Google Patents
보울이 형성된 피스톤 Download PDFInfo
- Publication number
- KR20120065150A KR20120065150A KR1020100126512A KR20100126512A KR20120065150A KR 20120065150 A KR20120065150 A KR 20120065150A KR 1020100126512 A KR1020100126512 A KR 1020100126512A KR 20100126512 A KR20100126512 A KR 20100126512A KR 20120065150 A KR20120065150 A KR 20120065150A
- Authority
- KR
- South Korea
- Prior art keywords
- bowl
- piston
- bottom edge
- groove
- lip
- Prior art date
Links
Images
Classifications
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- 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
- 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
- F02B23/0693—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 the combustion space consisting of step-wise widened multiple zones of different depth
-
- 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)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100126512A KR20120065150A (ko) | 2010-12-10 | 2010-12-10 | 보울이 형성된 피스톤 |
CN201110406529XA CN102562350A (zh) | 2010-12-10 | 2011-12-08 | 具有碗部的活塞 |
DE102011056218A DE102011056218A1 (de) | 2010-12-10 | 2011-12-09 | Kolben mit Mulde |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100126512A KR20120065150A (ko) | 2010-12-10 | 2010-12-10 | 보울이 형성된 피스톤 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20120065150A true KR20120065150A (ko) | 2012-06-20 |
Family
ID=46144784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020100126512A KR20120065150A (ko) | 2010-12-10 | 2010-12-10 | 보울이 형성된 피스톤 |
Country Status (3)
Country | Link |
---|---|
KR (1) | KR20120065150A (zh) |
CN (1) | CN102562350A (zh) |
DE (1) | DE102011056218A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101996085B1 (ko) * | 2012-09-14 | 2019-07-03 | 두산인프라코어 주식회사 | 질소 산화물 저감을 위한 직접 분사식 디젤 엔진의 연소실 |
US9328693B2 (en) | 2013-07-17 | 2016-05-03 | Electro-Motive Diesel, Inc. | Piston, engine and operating method for reduced production of particulate matter |
US10184388B1 (en) * | 2015-11-30 | 2019-01-22 | Caterpillar Inc. | Engine piston |
JP2021011843A (ja) * | 2019-07-05 | 2021-02-04 | 三菱重工エンジン&ターボチャージャ株式会社 | 内燃機関のピストンおよび内燃機関 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1240526B (it) * | 1990-07-31 | 1993-12-17 | Borgo Nova S.P.A. | Perfezionamento relativo a pistoni, in genere. |
US20060096557A1 (en) * | 2004-09-30 | 2006-05-11 | Ken Christain | Monosteel piston having oil drainage groove with enhanced drainage features |
US7458358B2 (en) * | 2006-05-10 | 2008-12-02 | Federal Mogul World Wide, Inc. | Thermal oxidation protective surface for steel pistons |
US8042453B2 (en) * | 2007-08-13 | 2011-10-25 | Federal-Mogul Corporation | Piston with a skirt having oil flow slots |
US8534251B2 (en) | 2010-05-17 | 2013-09-17 | GM Global Technology Operations LLC | Engine assembly with camshaft housing |
-
2010
- 2010-12-10 KR KR1020100126512A patent/KR20120065150A/ko not_active Application Discontinuation
-
2011
- 2011-12-08 CN CN201110406529XA patent/CN102562350A/zh active Pending
- 2011-12-09 DE DE102011056218A patent/DE102011056218A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN102562350A (zh) | 2012-07-11 |
DE102011056218A1 (de) | 2012-06-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application |