FR2246742B1 - - Google Patents

Info

Publication number
FR2246742B1
FR2246742B1 FR7432834A FR7432834A FR2246742B1 FR 2246742 B1 FR2246742 B1 FR 2246742B1 FR 7432834 A FR7432834 A FR 7432834A FR 7432834 A FR7432834 A FR 7432834A FR 2246742 B1 FR2246742 B1 FR 2246742B1
Authority
FR
France
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
Application number
FR7432834A
Other languages
French (fr)
Other versions
FR2246742A1 (enExample
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.)
MAN AG
Original Assignee
MAN Maschinenfabrik Augsburg Nuernberg AG
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
Application filed by MAN Maschinenfabrik Augsburg Nuernberg AG filed Critical MAN Maschinenfabrik Augsburg Nuernberg AG
Publication of FR2246742A1 publication Critical patent/FR2246742A1/fr
Application granted granted Critical
Publication of FR2246742B1 publication Critical patent/FR2246742B1/fr
Expired 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 
    • F02F3/0015—Multi-part pistons
    • F02F3/0023—Multi-part pistons the parts being bolted or screwed together
    • 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
    • F02F3/003—Multi-part pistons the parts being connected by casting, brazing, welding or clamping
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/08—Lubricating systems characterised by the provision therein of lubricant jetting means
    • F01M2001/086—Lubricating systems characterised by the provision therein of lubricant jetting means for lubricating gudgeon pins
    • 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
    • F02F7/00—Casings, e.g. crankcases
    • F02F2007/0097—Casings, e.g. crankcases for large diesel engines
    • 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
    • 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)
FR7432834A 1973-09-28 1974-09-30 Expired FR2246742B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732348870 DE2348870A1 (de) 1973-09-28 1973-09-28 Mehrteiliger kolben fuer brennkraftmaschinen, insbesondere grossdieselmotoren

Publications (2)

Publication Number Publication Date
FR2246742A1 FR2246742A1 (enExample) 1975-05-02
FR2246742B1 true FR2246742B1 (enExample) 1980-04-25

Family

ID=5894001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7432834A Expired FR2246742B1 (enExample) 1973-09-28 1974-09-30

Country Status (8)

Country Link
US (1) US3930472A (enExample)
JP (1) JPS5060649A (enExample)
DD (1) DD115737A1 (enExample)
DE (1) DE2348870A1 (enExample)
FR (1) FR2246742B1 (enExample)
GB (1) GB1479175A (enExample)
IT (1) IT1021655B (enExample)
NL (1) NL7412272A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4363293A (en) 1980-05-30 1982-12-14 Societe D'etudes De Machines Thermiques S.E.M.T. Piston for a reciprocating piston machine, particularly an internal combustion engine

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2510192C2 (de) * 1975-03-08 1982-12-30 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8900 Augsburg Kolben für Brennkraftmaschinen
SE422979B (sv) * 1978-09-06 1982-04-05 Bofors Ab Flytande kolvtapp till forbrenningsmotor med oljekyld kolv
FR2575227B1 (fr) * 1984-12-20 1988-12-23 Semt Piston a structure allegee, notamment pour un moteur a combustion interne
BR8803970A (pt) * 1988-07-15 1990-03-20 Metal Leve Sa Embolo articulado refrigerado
FI102559B1 (fi) * 1995-03-09 1998-12-31 Waertsilae Nsd Oy Ab Polttomoottorin mäntäyksikkö
US5483869A (en) * 1995-05-26 1996-01-16 Caterpillar Inc. Sealed articulated piston
DE19647735C1 (de) * 1996-11-19 1998-02-12 Daimler Benz Ag Vorrichtung zur Schmierung eines kleinen Pleuelauges
US6032619A (en) * 1998-07-16 2000-03-07 Federal-Mogul World Wide, Inc. Piston having a tube to deliver oil for cooling a crown
RU2171408C2 (ru) * 1998-11-24 2001-07-27 Ярославцев Александр Павлович Шатунно-поршневой узел
GB9909033D0 (en) * 1999-04-19 1999-06-16 Seneca Tech Ltd Piston coolant path
EP1222364B2 (en) 1999-10-08 2018-03-28 Federal-Mogul Corporation Dual gallery piston
DE10325914B4 (de) 2003-06-07 2012-08-02 Mahle Gmbh Kolben für einen Verbrennungsmotor
CN1944994A (zh) * 2005-10-08 2007-04-11 山东滨州渤海活塞股份有限公司 焊接式锻钢整体活塞及其制造方法
US20080271597A1 (en) * 2006-03-31 2008-11-06 Soul David F Methods and apparatus for operating an internal combustion engine
US7255067B1 (en) 2006-04-10 2007-08-14 Thorpe Douglas G Evaporative in-cylinder cooling
US7299770B2 (en) * 2006-04-10 2007-11-27 Thorpe Douglas G Evaporative in-cylinder cooling
WO2008148425A1 (de) * 2007-06-06 2008-12-11 Cdp Bharat Forge Gmbh Composite-kolben für verbrennungsmotoren mit vollständig geschlossenem kühlkanal
DE102009058176A1 (de) * 2008-12-15 2011-01-13 Ks Kolbenschmidt Gmbh Einteiliger Kolben aus Stral mit optimiertem Mehrkomponentenkühlsystem
US8408116B2 (en) * 2009-04-01 2013-04-02 Delaware Capital Formation, Inc. Method of fitting a piston for use in an internal combustion engine
US9334957B2 (en) * 2009-12-23 2016-05-10 Federal-Mogul Corporation Piston having dual gallery, method of construction, and piston body portions thereof
WO2011097205A2 (en) * 2010-02-03 2011-08-11 Federal-Mogul Corporation Piston with central cooling gallery cooling feature
US8813713B2 (en) 2010-12-22 2014-08-26 Caterpillar Inc. Piston with cylindrical wall
BR112013025888A2 (pt) 2011-04-15 2018-06-05 Federal Mogul Corp pistão e método de fazer um pistão
US20130319372A1 (en) * 2012-06-04 2013-12-05 Caterpillar, Inc. Internal Combustion Engine Having Piston Configured For Reduced Particulate Emissions, And Method
CN104797803B (zh) 2012-09-27 2018-02-02 费德罗-莫格尔公司 压缩高度减小的活塞以及活塞总成及其构造方法
US20150260124A1 (en) * 2012-10-08 2015-09-17 Componenta Finland Oy Piston for an internal combustion engine
US9611936B2 (en) 2012-11-12 2017-04-04 Ge Oil & Gas Compression Systems, Llc Piston rod clamping system
US9611935B2 (en) * 2012-11-12 2017-04-04 Ge Oil & Gas Compression Systems, Llc Light composite piston
CN103016194A (zh) * 2012-11-30 2013-04-03 山东滨州渤海活塞股份有限公司 双冷却油腔焊接式整体锻钢内燃机活塞及其制造方法
DE102013009161A1 (de) * 2013-05-31 2014-12-18 Mahle International Gmbh Kolben für einen Verbrennungsmotor
US9470136B2 (en) * 2014-03-06 2016-10-18 Achates Power, Inc. Piston cooling configurations utilizing lubricating oil from a bearing reservoir in an opposed-piston engine
US10184422B2 (en) * 2014-12-30 2019-01-22 Tenneco Inc. Reduced compression height dual gallery piston, piston assembly therewith and methods of construction thereof
AT517578B1 (de) * 2016-02-03 2017-03-15 Avl List Gmbh Kolben einer brennkraftmaschine
DE102016225632A1 (de) * 2016-12-20 2018-06-21 Mahle International Gmbh Kolben einer Brennkraftmaschine
RU2675974C1 (ru) * 2017-11-03 2018-12-25 ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ БЮДЖЕТНОЕ ОБРАЗОВАТЕЛЬНОЕ УЧРЕЖДЕНИЕ ВЫСШЕГО ОБРАЗОВАНИЯ "Брянский государственный технический университет" Поршень форсированного дизельного двигателя
CN115962042B (zh) * 2022-12-19 2025-07-01 广西玉柴机器股份有限公司 一种高效散热的柴油机活塞燃烧室及燃烧控制方法
US12385447B2 (en) * 2023-02-13 2025-08-12 Cummins Inc. Lubrication system for a pin joint of an engine piston, an engine piston, and a method of lubricating a pin joint of an engine piston
WO2026068735A1 (en) 2024-09-26 2026-04-02 Geschke Stephan Multipart piston

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1856107A (en) * 1928-04-10 1932-05-03 Gen Electric Co Ltd Piston for internal combustion engines
US2407429A (en) * 1944-05-19 1946-09-10 Fairbanks Morse & Co Wrist pin assembly
US2442408A (en) * 1944-09-15 1948-06-01 Specialloid Ltd Piston cooling construction
US2687931A (en) * 1952-05-01 1954-08-31 Gen Motors Corp Connecting rod and piston assembly
US2742883A (en) * 1953-07-15 1956-04-24 Frank J Smith Oil cooled piston structure
US3204617A (en) * 1963-12-09 1965-09-07 Continental Aviat & Eng Corp Piston assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4363293A (en) 1980-05-30 1982-12-14 Societe D'etudes De Machines Thermiques S.E.M.T. Piston for a reciprocating piston machine, particularly an internal combustion engine

Also Published As

Publication number Publication date
IT1021655B (it) 1978-02-20
FR2246742A1 (enExample) 1975-05-02
GB1479175A (en) 1977-07-06
NL7412272A (nl) 1975-04-02
US3930472A (en) 1976-01-06
DE2348870A1 (de) 1975-04-10
DD115737A1 (enExample) 1975-10-12
JPS5060649A (enExample) 1975-05-24

Similar Documents

Publication Publication Date Title
AR201758A1 (enExample)
AR201235Q (enExample)
AR201231Q (enExample)
AU474593B2 (enExample)
FR2246742A1 (enExample)
AU465453B2 (enExample)
AU450229B2 (enExample)
AU476714B2 (enExample)
AR201229Q (enExample)
AR199451A1 (enExample)
AU466283B2 (enExample)
AU476696B2 (enExample)
AU472848B2 (enExample)
AU476873B1 (enExample)
AU477823B2 (enExample)
AR193950A1 (enExample)
AR197627A1 (enExample)
AR200885A1 (enExample)
AU477824B2 (enExample)
AR210729A1 (enExample)
AU471461B2 (enExample)
AR196382A1 (enExample)
AR200256A1 (enExample)
AR195948A1 (enExample)
AU1891376A (enExample)

Legal Events

Date Code Title Description
ST Notification of lapse