JP5162655B2 - 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
- JP5162655B2 JP5162655B2 JP2010501363A JP2010501363A JP5162655B2 JP 5162655 B2 JP5162655 B2 JP 5162655B2 JP 2010501363 A JP2010501363 A JP 2010501363A JP 2010501363 A JP2010501363 A JP 2010501363A JP 5162655 B2 JP5162655 B2 JP 5162655B2
- Authority
- JP
- Japan
- Prior art keywords
- piston
- ring
- annular
- annular recess
- shape
- 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.)
- Expired - Fee Related
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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
- F02F3/02—Pistons having means for accommodating or controlling heat expansion
- F02F3/025—Pistons having means for accommodating or controlling heat expansion having circumferentially slotted piston skirts, e.g. T-slots
-
- 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
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/09—Pistons; Trunk pistons; Plungers with means for guiding fluids
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
Claims (10)
- 内燃機関用のピストン(10,110)であって、ピストン頂部(12,112)と、環状の火炎ウェブ(13,113)と、リング溝(15a,15b,15c;115a,115b,115c)を備えた環状のリング部分(14,114)とを有するピストンヘッド(11,111)が設けられており、少なくとも1つのリング溝(15a,115a)がリング保持体(21,121)を備えている形式のものにおいて、リング部分(14,114)の上において火炎ウェブ(13,113)に、圧縮可能な環状の凹設部(23,123)が設けられており、環状の凹設部(23,123)が、1mmまでの深さ(t)を有していることを特徴とする、内燃機関用のピストン。
- 環状の凹設部(23,123)が横断面で見てV字形又は放物線形状又は双曲線形状に形成されている、請求項1記載のピストン。
- 横断面で見てV字形又は放物線形状又は双曲線形状に形成された凹設部(23,123)の開放角(α)が20°までである、請求項2記載のピストン。
- 環状の凹設部(23,123)が横断面で見てV字形であり、丸く成形された底部を有している、請求項2又は3記載のピストン。
- 火炎ウェブ(13,113)に直に隣接したリング溝(15a,115a)が、リング保持体(21,121)を備えている、請求項1から4までのいずれか1項記載のピストン。
- 環状の凹設部(23,123)とリング保持体(21,121)との間の間隔(d)が、少なくとも1mmである、請求項5記載のピストン。
- 少なくともピストンヘッド(11,11)が、軽金属合金から製造されている、請求項1から6までのいずれか1項記載のピストン。
- 少なくともピストンヘッド(11,11)が、アルミニウム合金から製造されている、請求項7記載のピストン。
- リング保持体(21)がアルフィン化されたニレジスト材料から製造されている、請求項1から8までのいずれか1項記載のピストン。
- リング保持体(121)が、リング保持体部分(124)と冷却通路部分(125)とを有している、請求項1から9までのいずれか1項記載のピストン。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007016945.2 | 2007-04-05 | ||
DE102007016945A DE102007016945A1 (de) | 2007-04-05 | 2007-04-05 | Kolben für einen Verbrennungsmotor |
PCT/DE2008/000493 WO2008122259A1 (de) | 2007-04-05 | 2008-03-20 | Kolben für einen verbrennungsmotor |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010523869A JP2010523869A (ja) | 2010-07-15 |
JP5162655B2 true JP5162655B2 (ja) | 2013-03-13 |
Family
ID=39700194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010501363A Expired - Fee Related JP5162655B2 (ja) | 2007-04-05 | 2008-03-20 | 内燃機関用のピストン |
Country Status (6)
Country | Link |
---|---|
US (1) | US7533649B2 (ja) |
EP (1) | EP2129899B2 (ja) |
JP (1) | JP5162655B2 (ja) |
BR (1) | BRPI0810107B1 (ja) |
DE (2) | DE102007016945A1 (ja) |
WO (1) | WO2008122259A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008062428A1 (de) * | 2008-12-17 | 2010-07-01 | Krutikov, Evgeny I. | Kolben für einen Verbrennungsmotor |
USD737861S1 (en) * | 2009-10-30 | 2015-09-01 | Caterpillar Inc. | Engine piston |
DE102012215541A1 (de) * | 2012-08-31 | 2014-03-06 | Mahle International Gmbh | Kolben |
IT201600126019A1 (it) * | 2016-12-14 | 2018-06-14 | Asso Werke S R L | Pistone con anello alfin cofuso e processo per ottenerlo |
JP2018178848A (ja) * | 2017-04-12 | 2018-11-15 | 日立オートモティブシステムズ株式会社 | 内燃機関のピストン及び内燃機関のピストンの製造方法 |
US20190136792A1 (en) * | 2017-11-09 | 2019-05-09 | GM Global Technology Operations LLC | Bimetallic piston heads including thermal insulation coatings |
US10518759B2 (en) | 2017-12-01 | 2019-12-31 | Hb Performance Systems, Inc. | Brake master cylinder with curved lands |
US11773769B2 (en) | 2021-07-30 | 2023-10-03 | Achates Power, Inc. | Piston for an opposed-piston engine |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1249799A (en) * | 1917-03-24 | 1917-12-11 | Lorraine Anciens Ets Dietrich | Piston. |
DE733931C (de) * | 1940-11-23 | 1943-04-05 | Sulzer Ag | Kolben fuer Brennkraftmaschinen |
FR988910A (fr) * | 1944-01-28 | 1951-09-03 | Perfectionnements aux pistons pour moteurs | |
US2947582A (en) * | 1958-10-23 | 1960-08-02 | Laagewaard Paul Leonel | Light metal piston with plated head |
US3104594A (en) * | 1960-10-31 | 1963-09-24 | Cummins Engine Co Inc | Piston construction |
US3413897A (en) * | 1965-06-17 | 1968-12-03 | Trw Inc | Oil gallery equipped pistons and methods of making same |
DK123730B (da) * | 1970-10-23 | 1972-07-24 | Burmeister & Wains Mot Mask | Stempel til forbrændingsmotorer. |
GB1519589A (en) * | 1974-09-11 | 1978-08-02 | Brico Eng | Metal articles of aluminium having load-bearing inserts |
DE2507899C3 (de) * | 1975-02-24 | 1980-06-04 | Karl Schmidt Gmbh, 7107 Neckarsulm | Leichtmetallkolben fur Dieselbrennkraftmaschinen |
JPS54150510A (en) * | 1978-05-16 | 1979-11-26 | Mazda Motor Corp | Piston in aluminum alloy |
DE2828749C2 (de) * | 1978-06-30 | 1983-10-20 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg | Kolben für Brennkraftmaschinen |
JPS592968U (ja) * | 1982-06-30 | 1984-01-10 | いすゞ自動車株式会社 | 内燃機関のピストン |
DE3908810A1 (de) * | 1989-03-17 | 1990-09-20 | Kolbenschmidt Ag | Leichtmetallkolben fuer verbrennungsmotoren |
JPH078542U (ja) * | 1993-06-29 | 1995-02-07 | 株式会社ユニシアジェックス | 内燃機関用ピストン |
GB2294102B (en) * | 1993-12-04 | 1996-06-26 | Ae Goetze Automotive Limited | Fibre-reinforced metal pistons |
DE19535590A1 (de) * | 1994-09-26 | 1996-04-04 | Unisia Jecs Corp | Kolben für Brennkraftmaschinen und Verfahren zu deren Herstellung |
US5979298A (en) * | 1997-05-08 | 1999-11-09 | Zellner Pistons, Llc | Cooling gallery for pistons |
DE19750012A1 (de) | 1997-11-12 | 1999-05-20 | Bayer Ag | Isothiazolcarbonsäureamide |
DE10011155A1 (de) * | 2000-03-07 | 2001-09-13 | Mahle Gmbh | Kolben für Verbrennungsmotoren mit einer Ringträger-Kühlkanal-Kombination |
DE10015709B4 (de) * | 2000-03-29 | 2011-08-11 | KS Kolbenschmidt GmbH, 74172 | Kolben mit einem ringförmigen Kühlkanal |
DE10352244A1 (de) * | 2003-11-08 | 2005-06-09 | Mahle Gmbh | Verfahren zur Herstellung eines Kolbens für einen Verbrennungsmotor |
JP2005226522A (ja) * | 2004-02-12 | 2005-08-25 | Riken Corp | 内燃機関のピストン装置 |
DE102004057284A1 (de) * | 2004-11-26 | 2006-06-14 | Fev Motorentechnik Gmbh | Leichtbaukolben für thermisch hochbelastete Kolben |
JP2006291919A (ja) * | 2005-04-14 | 2006-10-26 | Aisin Seiki Co Ltd | 内燃機関用ピストンの加工方法 |
DE102005041908A1 (de) * | 2005-09-03 | 2007-03-08 | Ks Kolbenschmidt Gmbh | Kolben mit einer unterhalb einer Ringnut angeordneten umlaufenden radialen Vertiefung |
-
2007
- 2007-04-05 DE DE102007016945A patent/DE102007016945A1/de not_active Withdrawn
- 2007-06-21 US US11/821,025 patent/US7533649B2/en active Active
-
2008
- 2008-03-20 DE DE502008001162T patent/DE502008001162D1/de active Active
- 2008-03-20 EP EP08734424.8A patent/EP2129899B2/de not_active Expired - Fee Related
- 2008-03-20 JP JP2010501363A patent/JP5162655B2/ja not_active Expired - Fee Related
- 2008-03-20 WO PCT/DE2008/000493 patent/WO2008122259A1/de active Application Filing
- 2008-03-20 BR BRPI0810107-8A patent/BRPI0810107B1/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20080245335A1 (en) | 2008-10-09 |
DE102007016945A1 (de) | 2008-10-30 |
US7533649B2 (en) | 2009-05-19 |
BRPI0810107B1 (pt) | 2019-10-08 |
EP2129899A1 (de) | 2009-12-09 |
JP2010523869A (ja) | 2010-07-15 |
DE502008001162D1 (de) | 2010-09-30 |
EP2129899B2 (de) | 2018-01-24 |
BRPI0810107A2 (pt) | 2014-10-21 |
WO2008122259A1 (de) | 2008-10-16 |
EP2129899B1 (de) | 2010-08-18 |
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