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DE3885765D1 - Brennkraftmaschine mit einem kolben, versehen mit einer hoch angeordneten ringnut. - Google Patents

Brennkraftmaschine mit einem kolben, versehen mit einer hoch angeordneten ringnut.

Info

Publication number
DE3885765D1
DE3885765D1 DE89901184T DE3885765T DE3885765D1 DE 3885765 D1 DE3885765 D1 DE 3885765D1 DE 89901184 T DE89901184 T DE 89901184T DE 3885765 T DE3885765 T DE 3885765T DE 3885765 D1 DE3885765 D1 DE 3885765D1
Authority
DE
Germany
Prior art keywords
piston
combustion engine
internal combustion
ring nut
high ring
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 - Lifetime
Application number
DE89901184T
Other languages
English (en)
Other versions
DE3885765T2 (de
Inventor
Robert Weber
Kenneth Kamman
Benny Ballheimer
Stephen Shoup
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22994301&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3885765(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Caterpillar Inc filed Critical Caterpillar Inc
Application granted granted Critical
Publication of DE3885765D1 publication Critical patent/DE3885765D1/de
Publication of DE3885765T2 publication Critical patent/DE3885765T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F02F3/00—Pistons 
    • F02F3/16—Pistons  having cooling means
    • F02F3/20—Pistons  having cooling means the means being a fluid flowing through or along piston
    • F02F3/22—Pistons  having cooling means the means being a fluid flowing through or along piston the fluid being liquid
    • 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
    • F02B23/0696—W-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 wall
    • 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 
    • F02F3/0015—Multi-part pistons
    • F02F3/0069—Multi-part pistons the crown and skirt being interconnected by the gudgeon pin
    • 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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 
    • F02F3/0015—Multi-part pistons
    • F02F3/003—Multi-part pistons the parts being connected by casting, brazing, welding or clamping
    • F02F2003/0061—Multi-part pistons the parts being connected by casting, brazing, welding or clamping by welding
    • 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
    • F02F2200/00—Manufacturing
    • F02F2200/04—Forging of engine parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/02—Light metals
    • F05C2201/021—Aluminium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0448—Steel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2251/00—Material properties
    • F05C2251/04—Thermal properties
    • F05C2251/042—Expansivity
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
DE3885765T 1988-10-21 1988-12-23 Brennkraftmaschine mit einem kolben, versehen mit einer hoch angeordneten ringnut. Expired - Lifetime DE3885765T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26166488A 1988-10-21 1988-10-21
PCT/US1988/004604 WO1990004713A1 (en) 1988-10-21 1988-12-23 Engine including a piston member having a high top ring groove

Publications (2)

Publication Number Publication Date
DE3885765D1 true DE3885765D1 (de) 1993-12-23
DE3885765T2 DE3885765T2 (de) 1994-06-09

Family

ID=22994301

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3885765T Expired - Lifetime DE3885765T2 (de) 1988-10-21 1988-12-23 Brennkraftmaschine mit einem kolben, versehen mit einer hoch angeordneten ringnut.

Country Status (7)

Country Link
US (1) US4941440B1 (de)
EP (1) EP0397710B1 (de)
JP (1) JP2608613B2 (de)
BR (1) BR8807857A (de)
CA (1) CA1331151C (de)
DE (1) DE3885765T2 (de)
WO (1) WO1990004713A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150668A (en) * 1992-02-20 1992-09-29 Caterpillar, Inc. Cylinder liner with coolant sleeve
DE4331649A1 (de) * 1993-09-17 1995-03-23 Kloeckner Humboldt Deutz Ag Kolbenkühlung einer Brennkraftmaschine
GB2294102B (en) * 1993-12-04 1996-06-26 Ae Goetze Automotive Limited Fibre-reinforced metal pistons
US5839352A (en) * 1996-08-07 1998-11-24 Cummins Engine Company, Inc. Articulated piston
JPH11182679A (ja) * 1997-12-24 1999-07-06 Sanshin Ind Co Ltd 内燃エンジン
US6155157A (en) * 1998-10-06 2000-12-05 Caterpillar Inc. Method and apparatus for making a two piece unitary piston
US6318551B1 (en) 1999-11-10 2001-11-20 Caterpillar Inc. Method and apparatus for installing a prepackaged piston assembly in an engine
US6494170B2 (en) 2000-12-01 2002-12-17 Caterpillar Inc Two-piece piston assembly with skirt having pin bore oil ducts
KR100447455B1 (ko) * 2001-07-30 2004-09-07 삼영기계주식회사 2사이클 기관용 피스톤
US6862976B2 (en) * 2001-10-23 2005-03-08 Federal-Mogul World Wide, Inc. Monobloc piston
US6892693B2 (en) * 2003-02-12 2005-05-17 Bombardier Recreational Products, Inc. Piston for spark-ignited direct fuel injection engine
KR100537980B1 (ko) * 2003-12-23 2005-12-21 자동차부품연구원 디젤엔진용 분절 스틸 단조 피스톤의 오메가 형상 연소실
US6945219B2 (en) * 2004-02-09 2005-09-20 Bombardier Recreational Products Inc. Dual zone combustion chamber
DE102007060473A1 (de) 2007-12-14 2009-06-18 Mahle International Gmbh Bolzennabe sowie damit versehener Kolben für einen Verbrennungsmotor
US8601996B2 (en) * 2009-05-08 2013-12-10 Caterpillar Inc. Single piece piston body for an internal combustion engine
US8813713B2 (en) 2010-12-22 2014-08-26 Caterpillar Inc. Piston with cylindrical wall
DE112012001145B4 (de) 2011-03-07 2020-06-18 Cummins Intellectual Property, Inc. Motoranordnung zur verbesserten Kühlung
DE102011115639A1 (de) 2011-09-28 2013-03-28 Mahle International Gmbh Kolben für einen Verbrennungsmotor
DE102013009155A1 (de) * 2013-05-31 2014-12-04 Mahle International Gmbh Kolben für einen Verbrennungsmotor
US9932930B2 (en) * 2014-01-14 2018-04-03 General Electric Company Piston with reduced top land height and tight top land piston profile
US20160169152A1 (en) * 2014-12-11 2016-06-16 Caterpillar Inc. Engine Piston
US20160169153A1 (en) * 2014-12-11 2016-06-16 Caterpillar Inc. Engine Piston
US9797337B2 (en) * 2015-07-10 2017-10-24 Mahle International Gmbh Oil-cooled piston for an internal combustion engine
CN106401784A (zh) * 2016-06-23 2017-02-15 华晨汽车集团控股有限公司 一种具有减重结构的活塞组件
US10731600B2 (en) * 2017-11-07 2020-08-04 Deere & Company Piston with soot reducing piston bowl

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2308178A (en) * 1941-04-11 1943-01-12 Nash Kelvinator Corp Piston
US2296478A (en) * 1942-04-09 1942-09-22 William F Morgan Piston
US2407429A (en) * 1944-05-19 1946-09-10 Fairbanks Morse & Co Wrist pin assembly
SE405759B (sv) * 1973-09-07 1978-12-27 Mahle Gmbh Kolv
DE2543478C2 (de) * 1975-09-30 1983-01-05 Günter 8543 Hilpoltstein Elsbett Kolben für Brennkraftmaschinen, insb. Dieselmotoren
US4056044A (en) * 1975-11-12 1977-11-01 Caterpillar Tractor Co. Oil cooled piston
DE2717692A1 (de) * 1977-04-21 1978-10-26 Elsbett L Kolben fuer hubkolben-brennkraftmaschinen, insbesondere dieselmotoren
US4180027A (en) * 1977-07-20 1979-12-25 Mack Trucks, Inc. Two-piece oil-cooled piston
US4270494A (en) * 1979-01-11 1981-06-02 General Motors Corporation Insulated oil cooled piston assembly
US4286505A (en) * 1979-04-23 1981-09-01 Caterpillar Tractor Co. Oil cooled piston
DE2919638A1 (de) * 1979-05-16 1980-11-20 Schmidt Gmbh Karl Kolben fuer brennkraftmaschinen
US4377967A (en) * 1981-03-27 1983-03-29 Mack Trucks, Inc. Two-piece piston assembly
US4805518A (en) * 1981-12-28 1989-02-21 Dana Corporation Piston
DE3210771A1 (de) * 1982-03-24 1983-09-29 Günter 8543 Hilpoltstein Elsbett Kolbentrieb fuer hubkolben-brennkraftmaschinen, wie dieselmotoren u.a.
DE3338419A1 (de) * 1983-10-22 1985-05-02 Mtu Motoren- Und Turbinen-Union Friedrichshafen Gmbh, 7990 Friedrichshafen Kolben fuer eine hubkolbenbrennkraftmaschine
DE3430258A1 (de) * 1984-08-17 1986-02-27 Mahle Gmbh, 7000 Stuttgart Tauchkolben fuer verbrennungsmotoren
US4644853A (en) * 1984-11-23 1987-02-24 General Motors Corporation Piston and bearing assemblies
DE3502248C1 (de) * 1985-01-24 1986-05-07 Berchem & Schaberg Gmbh, 4650 Gelsenkirchen Verfahren zur Herstellung eines einteiligen Kolbens fuer einen Verbrennungsmotor durch Schmieden
US4638769A (en) * 1985-03-18 1987-01-27 Caterpillar Inc. Engine having a multipiece cylinder block
US4608947A (en) * 1985-07-05 1986-09-02 Klockner-Humboldt-Deutz Aktiengesellschaft Arrangement for cooling pistons and cylinder sleeves
EP0316330B1 (de) * 1986-08-01 1991-03-20 Ludwig Elsbett Kolbenoberteil mit angesetzten lagerstützen für die auflage des kolbenbolzens einer kolbenbrennkraftmaschine
DE3643039A1 (de) * 1986-12-17 1988-06-30 Mahle Gmbh Kuehlbarer tauchkolben fuer verbrennungsmotoren

Also Published As

Publication number Publication date
CA1331151C (en) 1994-08-02
EP0397710A1 (de) 1990-11-22
US4941440B1 (en) 2000-06-06
JPH03501759A (ja) 1991-04-18
DE3885765T2 (de) 1994-06-09
BR8807857A (pt) 1990-11-13
EP0397710B1 (de) 1993-11-18
US4941440A (en) 1990-07-17
WO1990004713A1 (en) 1990-05-03
JP2608613B2 (ja) 1997-05-07

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings