BRPI0605175A - anel de pistão para motores de combustão interna - Google Patents
anel de pistão para motores de combustão internaInfo
- Publication number
- BRPI0605175A BRPI0605175A BRPI0605175-8A BRPI0605175A BRPI0605175A BR PI0605175 A BRPI0605175 A BR PI0605175A BR PI0605175 A BRPI0605175 A BR PI0605175A BR PI0605175 A BRPI0605175 A BR PI0605175A
- Authority
- BR
- Brazil
- Prior art keywords
- internal combustion
- combustion engines
- piston ring
- tips
- contact face
- Prior art date
Links
- 238000002485 combustion reaction Methods 0.000 title abstract 3
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
Classifications
-
- 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
- F16J9/20—Rings with special cross-section; Oil-scraping rings
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49274—Piston ring or piston packing making
- Y10T29/49282—Piston ring or piston packing making including grinding or honing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
ANEL DE PISTãO PARA MOTORES DE COMBUSTãO INTERNA. A presente invenção refere-se a um anel de pistão (10), particularmente um anel de compressão, para motores de combustão interna, compreendendo um corpo anelar (11) tendo uma porção aberta de ajuste (13) formado por pontas (14A, 14B) dito como anelar (11) adicionalmente tendo uma face de contato (12) ao longo de seu perímetro para contatar a parede do cilindro em operação, dita face de contato (12) tendo um perfil abaulado, dito perfil abaulado tendo em qualquer das suas seções transversais uma área de máxima curvatura, cujo raio de curvatura aumenta em direção as pontas (14A,14B).
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0605175A BRPI0605175B1 (pt) | 2006-12-05 | 2006-12-05 | anel de pistão para motores de combustão interna |
US12/448,023 US8157268B2 (en) | 2006-12-05 | 2007-11-29 | Piston for internal combustion engines |
EP07859022.1A EP2094998B1 (en) | 2006-12-05 | 2007-11-29 | Piston ring for internal combustion engines |
PCT/IB2007/003887 WO2008068613A1 (en) | 2006-12-05 | 2007-11-29 | Piston ring for internal combustion engines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0605175A BRPI0605175B1 (pt) | 2006-12-05 | 2006-12-05 | anel de pistão para motores de combustão interna |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI0605175A true BRPI0605175A (pt) | 2008-07-22 |
BRPI0605175B1 BRPI0605175B1 (pt) | 2020-01-21 |
Family
ID=39322379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0605175A BRPI0605175B1 (pt) | 2006-12-05 | 2006-12-05 | anel de pistão para motores de combustão interna |
Country Status (4)
Country | Link |
---|---|
US (1) | US8157268B2 (pt) |
EP (1) | EP2094998B1 (pt) |
BR (1) | BRPI0605175B1 (pt) |
WO (1) | WO2008068613A1 (pt) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013159163A1 (pt) * | 2012-04-27 | 2013-10-31 | Erbe Perci | Aperfeiçoamento em posicionamento de anéis em pistão de motores de combustão interna |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010046551B4 (de) * | 2010-09-27 | 2014-09-04 | Federal-Mogul Burscheid Gmbh | Verfahren zur Herstellung eines Kolbenrings |
JP5798904B2 (ja) * | 2011-03-24 | 2015-10-21 | カヤバ工業株式会社 | ピストンリングおよびピストン構造 |
US20180274675A1 (en) * | 2012-11-09 | 2018-09-27 | Federal-Mogul Burscheid Gmbh | Piston ring with varying apex lines |
DE102012220464A1 (de) * | 2012-11-09 | 2014-05-28 | Federal-Mogul Burscheid Gmbh | Kolbenring mit einer periodisch variierenden Scheitelpunktlinie |
DE102013200261A1 (de) * | 2013-01-10 | 2014-07-10 | Federal-Mogul Burscheid Gmbh | Kolbenring für Brennkraftmaschinen mit erhöhter Ermüdungsfestigkeit und Verfahren zu dessen Herstellung |
DE102013206399A1 (de) * | 2013-04-11 | 2014-10-16 | Federal-Mogul Friedberg Gmbh | Kolbenring mit periodisch variierender Laufflächenbreite |
BR102013012133A2 (pt) | 2013-05-15 | 2015-05-26 | Mahle Metal Leve Sa | Anel de pistão |
DE102013009369B4 (de) * | 2013-06-04 | 2015-05-07 | Federal-Mogul Burscheid Gmbh | Verfahren zur Herstellung eines Kolbenrings |
DE102013009645A1 (de) * | 2013-06-08 | 2014-12-11 | Federal-Mogul Burscheid Gmbh | Kolbenring |
US10113643B2 (en) | 2014-03-18 | 2018-10-30 | Ford Global Technologies, Llc | Compression piston ring for an internal combustion engine |
CN106662246B (zh) | 2014-06-27 | 2018-09-14 | 株式会社理研 | 活塞环 |
JP6122901B2 (ja) * | 2014-07-31 | 2017-04-26 | 日本ピストンリング株式会社 | 組合せオイルリング |
JP6222023B2 (ja) * | 2014-09-12 | 2017-11-01 | マツダ株式会社 | オイルリング |
WO2017156494A1 (en) * | 2016-03-10 | 2017-09-14 | Liquidpiston, Inc. | Piston ring for reduction of crevice volume |
US20180023703A1 (en) * | 2016-07-21 | 2018-01-25 | GM Global Technology Operations LLC | Piston ring and manufacturing method |
US10323747B2 (en) | 2017-03-28 | 2019-06-18 | Mahle International Gmbh | Piston ring and method for manufacturing a piston ring |
DE102018107793A1 (de) * | 2018-04-03 | 2019-10-10 | Federal-Mogul Burscheid Gmbh | Kolbenring und Kolbenring/Kolben-Kombination mit verbesserten Verschleißeigenschaften |
CN110762202A (zh) * | 2019-12-24 | 2020-02-07 | 潍柴动力股份有限公司 | 一种活塞环、活塞组件及发动机 |
DE102020213424A1 (de) | 2020-10-23 | 2022-04-28 | Mtu Friedrichshafen Gmbh | Kompressionskolbenring für einen Kolben einer Brennkraftmaschine, Kolben für eine Brennkraftmaschine mit einem solchen Kompressionskolbenring, und Brennkraftmaschine mit einem solchen Kolben |
DE102021111437A1 (de) | 2021-05-04 | 2022-11-10 | Federal-Mogul Burscheid Gmbh | Kolbenring mit variabler Druckentlastung |
US20240026971A1 (en) * | 2022-07-19 | 2024-01-25 | Mahle International Gmbh | Piston ring |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1658440A (en) * | 1926-11-20 | 1928-02-07 | Adam W Hanigan | Piston packing |
US2591920A (en) * | 1947-11-24 | 1952-04-08 | Burd Piston Ring Co | Piston ring |
US3918211A (en) * | 1968-09-06 | 1975-11-11 | Int Harvester Co | Ring manufacture, productive of line contact seal |
DE3511851A1 (de) | 1985-03-30 | 1986-10-09 | M.A.N.- B & W Diesel GmbH, 8900 Augsburg | Geschlitzter, in einer ringnut am unteren ende eines tauchkolbens eingesetzter oelabstreifring |
EP0253069B1 (de) | 1986-04-14 | 1990-01-10 | Friedhelm Stecher | Tribologisch optimierte Kolbenringabdichtung |
DE4140232C1 (pt) | 1991-12-06 | 1993-07-15 | Goetze Ag, 5093 Burscheid, De | |
DE4310249C1 (de) | 1993-03-30 | 1994-12-08 | Goetze Ag | Kolbenring |
US5673923A (en) * | 1995-04-18 | 1997-10-07 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Split seal ring made of synthetic resin having crossed diverging ends |
JP3792413B2 (ja) | 1998-10-19 | 2006-07-05 | 日本ピストンリング株式会社 | ピストンリング |
JP2001263488A (ja) | 2000-03-15 | 2001-09-26 | Nippon Piston Ring Co Ltd | ピストンリング |
DE10041802C1 (de) | 2000-08-25 | 2002-02-28 | Federal Mogul Burscheid Gmbh | Kompressionskolbenring |
JP4680380B2 (ja) * | 2000-12-26 | 2011-05-11 | 株式会社リケン | ピストンリング及びその製造方法 |
JP2003113940A (ja) * | 2001-08-02 | 2003-04-18 | Riken Corp | スチール製ピストンリング |
US6715767B1 (en) * | 2002-09-12 | 2004-04-06 | General Motors Corporation | Angled gap compression rings with end relief |
DE10314034A1 (de) * | 2003-03-28 | 2004-10-21 | Federal-Mogul Burscheid Gmbh | Kolbenring |
DE102007027223A1 (de) * | 2007-06-13 | 2008-12-24 | Mahle International Gmbh | Kolbenring für den Kolben eines Verbrennungsmotors |
JP5106376B2 (ja) * | 2008-12-25 | 2012-12-26 | Tpr株式会社 | 内燃機関用ピストン装置 |
-
2006
- 2006-12-05 BR BRPI0605175A patent/BRPI0605175B1/pt not_active IP Right Cessation
-
2007
- 2007-11-29 WO PCT/IB2007/003887 patent/WO2008068613A1/en active Application Filing
- 2007-11-29 EP EP07859022.1A patent/EP2094998B1/en not_active Not-in-force
- 2007-11-29 US US12/448,023 patent/US8157268B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013159163A1 (pt) * | 2012-04-27 | 2013-10-31 | Erbe Perci | Aperfeiçoamento em posicionamento de anéis em pistão de motores de combustão interna |
Also Published As
Publication number | Publication date |
---|---|
BRPI0605175B1 (pt) | 2020-01-21 |
US8157268B2 (en) | 2012-04-17 |
EP2094998A1 (en) | 2009-09-02 |
EP2094998B1 (en) | 2013-04-10 |
US20100090416A1 (en) | 2010-04-15 |
WO2008068613A1 (en) | 2008-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] | ||
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06T | Formal requirements before examination [chapter 6.20 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 21/01/2020, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 17A ANUIDADE. |
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B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2751 DE 26-09-2023 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |