EP2729718A2 - Oil scraper ring for a piston of an internal combustion engine - Google Patents
Oil scraper ring for a piston of an internal combustion engineInfo
- Publication number
- EP2729718A2 EP2729718A2 EP12755780.9A EP12755780A EP2729718A2 EP 2729718 A2 EP2729718 A2 EP 2729718A2 EP 12755780 A EP12755780 A EP 12755780A EP 2729718 A2 EP2729718 A2 EP 2729718A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- piston
- spring
- blade
- lamella
- oil scraper
- 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.)
- Withdrawn
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
- F02F11/00—Arrangements of sealings in combustion engines
- F02F11/002—Arrangements of sealings in combustion engines involving cylinder heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
- F16J9/06—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging
- F16J9/064—Rings with a flat annular side rail
- F16J9/066—Spring expander from sheet metal
- F16J9/068—Spring expander from sheet metal corrugated in the axial direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
- F16J9/12—Details
- F16J9/14—Joint-closures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
- F16J9/12—Details
- F16J9/14—Joint-closures
- F16J9/145—Joint-closures of spring expanders
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011106656A DE102011106656A1 (en) | 2011-07-05 | 2011-07-05 | Oil scraper ring for a piston of an internal combustion engine |
PCT/DE2012/000672 WO2013004217A2 (en) | 2011-07-05 | 2012-07-04 | Oil scraper ring for a piston of an internal combustion engine |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2729718A2 true EP2729718A2 (en) | 2014-05-14 |
Family
ID=46798927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12755780.9A Withdrawn EP2729718A2 (en) | 2011-07-05 | 2012-07-04 | Oil scraper ring for a piston of an internal combustion engine |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140251254A1 (en) |
EP (1) | EP2729718A2 (en) |
JP (1) | JP2014521021A (en) |
CN (1) | CN103649605A (en) |
BR (1) | BR112014000088A2 (en) |
DE (1) | DE102011106656A1 (en) |
WO (1) | WO2013004217A2 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106089483A (en) * | 2016-07-14 | 2016-11-09 | 邹敏 | A kind of novel compositions piston ring |
DE102017114978A1 (en) | 2017-07-05 | 2019-01-10 | Federal-Mogul Burscheid Gmbh | piston oil control ring |
DE102018104594A1 (en) * | 2018-02-28 | 2019-08-29 | Federal-Mogul Burscheid Gmbh | Spacer spring for a three-piece oil scraper ring and three-piece oil scraper ring with this spacer spring |
DE102018114232A1 (en) | 2018-06-14 | 2019-12-19 | Federal-Mogul Burscheid Gmbh | piston oil control ring |
DE102018117198B4 (en) * | 2018-07-17 | 2020-04-23 | Federal-Mogul Burscheid Gmbh | Multi-part oil scraper piston ring with reduced friction |
DE102020100764A1 (en) | 2020-01-15 | 2021-07-15 | Federal-Mogul Burscheid Gmbh | Oil control piston ring |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2281873A (en) * | 1938-09-08 | 1942-05-05 | Wilkening Mfg Co | Piston ring |
US2323815A (en) * | 1939-07-03 | 1943-07-06 | Wausau Motor Parts Co | Oil control piston ring |
US2569777A (en) * | 1946-10-12 | 1951-10-02 | Hastings Mfg Co | Piston ring |
CH356309A (en) * | 1957-10-02 | 1961-08-15 | Sim Sa Ets | Oil scraper ring for pistons |
GB1122974A (en) * | 1966-08-05 | 1968-08-07 | Cords Piston Ring Company Ltd | Improvements in or relating to piston rings and piston-ring assemblies |
JPS5232809Y2 (en) * | 1975-08-02 | 1977-07-26 | ||
JPS57139651U (en) * | 1981-02-26 | 1982-09-01 | ||
JPS60128951U (en) * | 1984-02-08 | 1985-08-29 | 日産自動車株式会社 | combination oil ring |
JPS60137150U (en) * | 1984-02-24 | 1985-09-11 | 株式会社 リケン | Piston for reciprocating internal combustion engine |
JPH0525064U (en) * | 1991-09-10 | 1993-04-02 | 株式会社リケン | Combination oil ring |
WO1998016763A1 (en) * | 1996-10-14 | 1998-04-23 | Dunhua Gao | Gap-sealed piston ring |
CN2639621Y (en) * | 2003-05-12 | 2004-09-08 | 付英明 | Circulation spring piston ring double oil rings |
BRPI0502980A (en) * | 2005-07-20 | 2007-03-06 | Mahle Metal Leve Sa | internal combustion engine oil control ring |
FR2889562A1 (en) | 2005-08-02 | 2007-02-09 | Peugeot Citroen Automobiles Sa | Upper compression ring for internal combustion engine`s piston, has cavities storing part of oil from pan, and channels with depth in order of thirty percentage of ring thickness, where oil lubricates groove surface when it follows channels |
JP4633639B2 (en) * | 2006-01-31 | 2011-02-16 | 日本ピストンリング株式会社 | 3-piece oil ring and combination of 3-piece oil ring and piston |
JP5164659B2 (en) * | 2008-04-30 | 2013-03-21 | Tpr株式会社 | Combination oil ring |
CN101581259A (en) * | 2008-05-15 | 2009-11-18 | 高敦华 | Method for establishing piston ring mechanism for sealing single-ring piston engine |
JP4901806B2 (en) * | 2008-05-20 | 2012-03-21 | Tpr株式会社 | piston ring |
-
2011
- 2011-07-05 DE DE102011106656A patent/DE102011106656A1/en not_active Withdrawn
-
2012
- 2012-07-04 CN CN201280033443.XA patent/CN103649605A/en active Pending
- 2012-07-04 BR BR112014000088A patent/BR112014000088A2/en not_active IP Right Cessation
- 2012-07-04 US US14/130,547 patent/US20140251254A1/en not_active Abandoned
- 2012-07-04 JP JP2014517454A patent/JP2014521021A/en active Pending
- 2012-07-04 EP EP12755780.9A patent/EP2729718A2/en not_active Withdrawn
- 2012-07-04 WO PCT/DE2012/000672 patent/WO2013004217A2/en active Application Filing
Non-Patent Citations (1)
Title |
---|
See references of WO2013004217A2 * |
Also Published As
Publication number | Publication date |
---|---|
DE102011106656A1 (en) | 2013-01-10 |
US20140251254A1 (en) | 2014-09-11 |
WO2013004217A3 (en) | 2013-02-28 |
WO2013004217A2 (en) | 2013-01-10 |
CN103649605A (en) | 2014-03-19 |
JP2014521021A (en) | 2014-08-25 |
BR112014000088A2 (en) | 2017-02-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20140131 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F02F 11/00 20060101ALI20150526BHEP Ipc: F16J 9/14 20060101ALI20150526BHEP Ipc: F16J 9/06 20060101AFI20150526BHEP |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
INTG | Intention to grant announced |
Effective date: 20150716 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20150822 |