JP6473335B2 - ピストンリング - Google Patents
ピストンリング Download PDFInfo
- Publication number
- JP6473335B2 JP6473335B2 JP2015015066A JP2015015066A JP6473335B2 JP 6473335 B2 JP6473335 B2 JP 6473335B2 JP 2015015066 A JP2015015066 A JP 2015015066A JP 2015015066 A JP2015015066 A JP 2015015066A JP 6473335 B2 JP6473335 B2 JP 6473335B2
- Authority
- JP
- Japan
- Prior art keywords
- ring
- main body
- piston
- oil
- outer peripheral
- 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.)
- Active
Links
- 230000002093 peripheral effect Effects 0.000 claims description 40
- 230000006835 compression Effects 0.000 description 13
- 238000007906 compression Methods 0.000 description 13
- 239000011248 coating agent Substances 0.000 description 12
- 238000000576 coating method Methods 0.000 description 12
- 238000002485 combustion reaction Methods 0.000 description 9
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005240 physical vapour deposition Methods 0.000 description 4
- 239000011651 chromium Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000007733 ion plating Methods 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 229910019590 Cr-N Inorganic materials 0.000 description 2
- 229910019588 Cr—N Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910011208 Ti—N Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910001337 iron nitride Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Images
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
- F16J9/206—One-piece oil-scraping rings
-
- 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
- F02F5/00—Piston rings, e.g. associated with piston crown
-
- 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
- F16J9/26—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction characterised by the use of particular materials
-
- 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
Description
Claims (7)
- 互いに対向する上側面及び下側面と、互いに対向する内周面及び外周面とを有する環状の本体部を備えた、セカンドリングもしくはディーゼルエンジンにおけるサードリングであるピストンリングであって、
前記本体部には、前記下側面と前記外周面とがなす第1角部に切欠部が設けられ、
前記切欠部は、前記外周面側を向く第1面と、前記下側面を向く第2面とを有し、
前記第1面と前記下側面とがなす角度θ1は、鈍角であり、
前記第2面と前記外周面とがなす第2角部は、前記本体部の幅方向において前記下側面と前記上側面との間に位置していることを特徴とするピストンリング。 - 前記第1面と前記第2面とがなす角度θ2は、鈍角であることを特徴とする請求項1記載のピストンリング。
- 前記第1面と前記幅方向の面とがなす角度θ3は、前記第2面と前記下側面とがなす角度θ4よりも大きいことを特徴とする請求項1又は2記載のピストンリング。
- 前記下側面と前記第1面とがなす第3角部は、丸みを帯びた形状であることを特徴とする請求項1〜3のいずれか一項記載のピストンリング。
- 前記第1面と前記第2面とがなす第4角部は、丸みを帯びた形状であることを特徴とする請求項1〜4のいずれか一項記載のピストンリング。
- 前記第2角部は、丸みを帯びた形状であることを特徴とする請求項1〜5のいずれか一項記載のピストンリング。
- 前記外周面には、硬質皮膜が形成されていることを特徴とする請求項1〜6のいずれか一項記載のピストンリング。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015015066A JP6473335B2 (ja) | 2015-01-29 | 2015-01-29 | ピストンリング |
EP16743087.5A EP3252351A4 (en) | 2015-01-29 | 2016-01-12 | Piston ring |
US15/546,648 US10415704B2 (en) | 2015-01-29 | 2016-01-12 | Piston ring |
PCT/JP2016/050656 WO2016121483A1 (ja) | 2015-01-29 | 2016-01-12 | ピストンリング |
CN201680006521.5A CN107208794A (zh) | 2015-01-29 | 2016-01-12 | 活塞环 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015015066A JP6473335B2 (ja) | 2015-01-29 | 2015-01-29 | ピストンリング |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016138629A JP2016138629A (ja) | 2016-08-04 |
JP6473335B2 true JP6473335B2 (ja) | 2019-02-20 |
Family
ID=56543103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015015066A Active JP6473335B2 (ja) | 2015-01-29 | 2015-01-29 | ピストンリング |
Country Status (5)
Country | Link |
---|---|
US (1) | US10415704B2 (ja) |
EP (1) | EP3252351A4 (ja) |
JP (1) | JP6473335B2 (ja) |
CN (1) | CN107208794A (ja) |
WO (1) | WO2016121483A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112969873B (zh) | 2018-11-06 | 2023-11-07 | 日本活塞环株式会社 | 活塞环 |
JP6817374B2 (ja) * | 2019-06-14 | 2021-01-20 | 株式会社リケン | ピストンリング |
CN116324230B (zh) * | 2021-07-30 | 2024-02-13 | 帝伯爱尔株式会社 | 活塞环的组合以及活塞与活塞环的组合结构 |
JP7308316B1 (ja) | 2022-02-28 | 2023-07-13 | Tpr株式会社 | ピストンリング |
JP7284308B1 (ja) * | 2022-02-28 | 2023-05-30 | Tpr株式会社 | ピストンリング |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2511874A (en) | 1950-06-20 | Piston ring | ||
US1614602A (en) * | 1923-09-10 | 1927-01-18 | Day James Bruce | Piston ring |
US2459395A (en) * | 1943-05-13 | 1949-01-18 | Mcquay Norris Mfg Co | Piston ring |
US2940803A (en) | 1959-03-23 | 1960-06-14 | Hastings Mfg Co | Piston ring assembly for internal combustion engines and piston ring elements therefor |
US3095204A (en) * | 1961-03-08 | 1963-06-25 | California Research Corp | Wear-resistant lining for piston-ring groove |
ZA849470B (en) | 1983-12-23 | 1985-07-31 | Alusuisse | Vehicle superstructure,in particular for railway carriages for passenger transport |
JPS60157956U (ja) * | 1984-03-29 | 1985-10-21 | 日野自動車株式会社 | テ−パフエ−ス型ピストンリング |
JPH0326292Y2 (ja) * | 1984-09-10 | 1991-06-06 | ||
JP2645116B2 (ja) | 1988-11-25 | 1997-08-25 | コフアプーコンパニア・フアブリカドラ・デ・ペカス | 内燃機関の4部複合型オイルコントロールピストンリング組立体 |
JPH10252891A (ja) | 1997-03-14 | 1998-09-22 | Nippon Piston Ring Co Ltd | アルミシリンダ用第二圧力リングおよびその製造方法 |
JP2000170602A (ja) | 1998-12-08 | 2000-06-20 | Teikoku Piston Ring Co Ltd | ピストンリング |
DE19944453C1 (de) | 1999-09-16 | 2001-01-25 | Federal Mogul Burscheid Gmbh | Kolbenring |
JP2002323133A (ja) | 2001-02-23 | 2002-11-08 | Teikoku Piston Ring Co Ltd | 圧力リング用線材及び圧力リングとその製造方法 |
JP2003113940A (ja) | 2001-08-02 | 2003-04-18 | Riken Corp | スチール製ピストンリング |
DE10322032B3 (de) * | 2003-05-16 | 2005-01-13 | Federal-Mogul Burscheid Gmbh | Kompressionskolbenring |
US7429048B1 (en) | 2003-11-20 | 2008-09-30 | Mahle Engine Components Usa, Inc. | Piston ring with projection |
DE102004021361A1 (de) | 2004-04-30 | 2005-05-25 | Audi Ag | Kolbenring |
DE102007007963B4 (de) * | 2007-02-17 | 2012-05-16 | Federal-Mogul Burscheid Gmbh | Kolbenring |
JP5828575B2 (ja) * | 2008-03-04 | 2015-12-09 | 日産自動車株式会社 | ピストンリング |
DE102009009744A1 (de) | 2009-02-19 | 2010-09-02 | Federal-Mogul Burscheid Gmbh | Kompressionskolbenring |
JP2011169388A (ja) * | 2010-02-18 | 2011-09-01 | Teikoku Piston Ring Co Ltd | ピストンリング |
JP6062357B2 (ja) * | 2011-02-28 | 2017-01-18 | 日本ピストンリング株式会社 | ピストンリング |
US20130154196A1 (en) * | 2011-12-14 | 2013-06-20 | Mahle International Gmbh | Piston ring formed from ring blank |
JP5564082B2 (ja) | 2012-08-09 | 2014-07-30 | 株式会社リケン | テーパフェイス形圧力リング用線材及びテーパフェイス形圧力リング |
-
2015
- 2015-01-29 JP JP2015015066A patent/JP6473335B2/ja active Active
-
2016
- 2016-01-12 EP EP16743087.5A patent/EP3252351A4/en not_active Withdrawn
- 2016-01-12 US US15/546,648 patent/US10415704B2/en not_active Expired - Fee Related
- 2016-01-12 WO PCT/JP2016/050656 patent/WO2016121483A1/ja active Application Filing
- 2016-01-12 CN CN201680006521.5A patent/CN107208794A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US10415704B2 (en) | 2019-09-17 |
EP3252351A1 (en) | 2017-12-06 |
US20180017159A1 (en) | 2018-01-18 |
WO2016121483A1 (ja) | 2016-08-04 |
CN107208794A (zh) | 2017-09-26 |
JP2016138629A (ja) | 2016-08-04 |
EP3252351A4 (en) | 2018-09-12 |
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