BR8807857A - Motor que inclui um pistao que tem uma ranhura para anel superior alta - Google Patents

Motor que inclui um pistao que tem uma ranhura para anel superior alta

Info

Publication number
BR8807857A
BR8807857A BR888807857A BR8807857A BR8807857A BR 8807857 A BR8807857 A BR 8807857A BR 888807857 A BR888807857 A BR 888807857A BR 8807857 A BR8807857 A BR 8807857A BR 8807857 A BR8807857 A BR 8807857A
Authority
BR
Brazil
Prior art keywords
piston
engine
ring slot
high ring
slot
Prior art date
Application number
BR888807857A
Other languages
English (en)
Inventor
Robert L Weber
Kenneth R Kamman
Benny Ballheimer
Stephen G Shoup
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=BR8807857(A) "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
Publication of BR8807857A publication Critical patent/BR8807857A/pt

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)
BR888807857A 1988-10-21 1988-12-23 Motor que inclui um pistao que tem uma ranhura para anel superior alta BR8807857A (pt)

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 (1)

Publication Number Publication Date
BR8807857A true BR8807857A (pt) 1990-11-13

Family

ID=22994301

Family Applications (1)

Application Number Title Priority Date Filing Date
BR888807857A BR8807857A (pt) 1988-10-21 1988-12-23 Motor que inclui um pistao que tem uma ranhura para anel superior alta

Country Status (7)

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

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
GB2284461B (en) * 1993-12-04 1996-06-26 Ae Piston Products Fibre-reinforced metal pistons for diesel engines
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
CN103764983B (zh) * 2011-03-07 2017-03-29 康明斯知识产权公司 用于增强冷却的发动机装置
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
DE3724618C2 (de) * 1986-08-01 1988-08-04 Elsbett L Zweiteiliger Kolben
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
DE3885765T2 (de) 1994-06-09
DE3885765D1 (de) 1993-12-23
WO1990004713A1 (en) 1990-05-03
EP0397710B1 (en) 1993-11-18
US4941440A (en) 1990-07-17
EP0397710A1 (en) 1990-11-22
JPH03501759A (ja) 1991-04-18
US4941440B1 (en) 2000-06-06
JP2608613B2 (ja) 1997-05-07

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 23/12/2003