IT1194060B - Pistone per motori diesel con camera di combustione isolata - Google Patents

Pistone per motori diesel con camera di combustione isolata

Info

Publication number
IT1194060B
IT1194060B IT68088/81A IT6808881A IT1194060B IT 1194060 B IT1194060 B IT 1194060B IT 68088/81 A IT68088/81 A IT 68088/81A IT 6808881 A IT6808881 A IT 6808881A IT 1194060 B IT1194060 B IT 1194060B
Authority
IT
Italy
Prior art keywords
combustion chamber
diesel engine
engine piston
isolated combustion
isolated
Prior art date
Application number
IT68088/81A
Other languages
English (en)
Italian (it)
Other versions
IT8168088A0 (it
Inventor
Ludovico Bruni
Original Assignee
Ae Borgo Spa
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=11307751&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1194060(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ae Borgo Spa filed Critical Ae Borgo Spa
Priority to IT68088/81A priority Critical patent/IT1194060B/it
Publication of IT8168088A0 publication Critical patent/IT8168088A0/it
Priority to GB08307342A priority patent/GB2115519B/en
Priority to DE3248925T priority patent/DE3248925C2/de
Priority to EP82303952A priority patent/EP0072140B2/en
Priority to PCT/GB1982/000229 priority patent/WO1983000535A1/en
Priority to AU87697/82A priority patent/AU545722B2/en
Priority to EP83900193A priority patent/EP0085106A1/en
Priority to JP57502476A priority patent/JPS58501191A/ja
Priority to US06/404,416 priority patent/US4494501A/en
Publication of IT1194060B publication Critical patent/IT1194060B/it
Application granted granted Critical

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 
    • F02F3/10—Pistons  having surface coverings
    • F02F3/12—Pistons  having surface coverings on piston heads
    • F02F3/14—Pistons  having surface coverings on piston heads within combustion chambers
    • 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
    • F02B23/0603—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head
    • 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
    • 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
    • F02F3/04—Pistons  having means for accommodating or controlling heat expansion having expansion-controlling inserts
    • F02F3/08—Pistons  having means for accommodating or controlling heat expansion having expansion-controlling inserts the inserts being ring-shaped
    • 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
    • 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)
  • Ceramic Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
IT68088/81A 1981-07-31 1981-07-31 Pistone per motori diesel con camera di combustione isolata IT1194060B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT68088/81A IT1194060B (it) 1981-07-31 1981-07-31 Pistone per motori diesel con camera di combustione isolata
JP57502476A JPS58501191A (ja) 1981-07-31 1982-07-27 燃焼室插入体を備えたピストン
EP82303952A EP0072140B2 (en) 1981-07-31 1982-07-27 Pistons with combustion bowl inserts
DE3248925T DE3248925C2 (de) 1981-07-31 1982-07-27 Kolben mit Verbrennungseinsatz
GB08307342A GB2115519B (en) 1981-07-31 1982-07-27 Pistons with combustion bowl inserts
PCT/GB1982/000229 WO1983000535A1 (en) 1981-07-31 1982-07-27 Pistons with combustion bowl inserts
AU87697/82A AU545722B2 (en) 1981-07-31 1982-07-27 Pistons with combustion bowl inserts
EP83900193A EP0085106A1 (en) 1981-07-31 1982-07-27 Pistons with combustion bowl inserts
US06/404,416 US4494501A (en) 1981-07-31 1982-08-02 Pistons with combustion bowl inserts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68088/81A IT1194060B (it) 1981-07-31 1981-07-31 Pistone per motori diesel con camera di combustione isolata

Publications (2)

Publication Number Publication Date
IT8168088A0 IT8168088A0 (it) 1981-07-31
IT1194060B true IT1194060B (it) 1988-09-14

Family

ID=11307751

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68088/81A IT1194060B (it) 1981-07-31 1981-07-31 Pistone per motori diesel con camera di combustione isolata

Country Status (8)

Country Link
US (1) US4494501A (en])
EP (2) EP0085106A1 (en])
JP (1) JPS58501191A (en])
AU (1) AU545722B2 (en])
DE (1) DE3248925C2 (en])
GB (1) GB2115519B (en])
IT (1) IT1194060B (en])
WO (1) WO1983000535A1 (en])

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8328931D0 (en) * 1983-10-29 1983-11-30 Ae Plc Pistons
JPS60206960A (ja) * 1984-03-31 1985-10-18 Honda Motor Co Ltd 内燃機関用ピストン
DE3420571C1 (de) * 1984-06-01 1986-01-09 Alcan Aluminiumwerk Nürnberg GmbH, 6000 Frankfurt Bauteil fuer Verbrennungsmotoren und Verfahren zu dessen Herstellung
JPH0415968Y2 (en]) * 1985-10-18 1992-04-09
KR950003748B1 (ko) * 1986-08-01 1995-04-18 엘스베트 루드비히 내연기관용 실린더에서 사용되는 복합피스톤
JP2591872B2 (ja) * 1991-08-26 1997-03-19 日本碍子株式会社 窒化珪素鋳ぐるみピストン
JP2908297B2 (ja) * 1995-11-24 1999-06-21 イズミ工業株式会社 ピストン鋳造方法
US5660156A (en) * 1996-05-16 1997-08-26 Zollner Corporation Cast piston having reinforced combustion bowl edge
GB2318402A (en) * 1996-10-17 1998-04-22 T & N Technology Ltd Piston with cavity
DE19650930C2 (de) * 1996-12-07 2001-03-29 Kolbenschmidt Ag Kolben für Brennkraftmaschine
US5979298A (en) * 1997-05-08 1999-11-09 Zellner Pistons, Llc Cooling gallery for pistons
US5954038A (en) * 1997-09-02 1999-09-21 Cummins Engine Company, Inc. Combustion face insert
DE19829384A1 (de) * 1998-07-01 2000-01-05 Man Nutzfahrzeuge Ag Kolben für eine Diesel-Brennkraftmaschine
GB0015689D0 (en) * 2000-06-28 2000-08-16 Federal Mogul Technology Ltd Manufacturing pistons
DE10063568A1 (de) * 2000-12-20 2002-07-04 Mahle Gmbh Kühlkanalkolben für einen Dieselmotor mit Direkteinspritzung mit einem Kolbendurchmesser von 100 mm
GB2375724B (en) * 2001-05-24 2005-01-12 Federal Mogul Technology Ltd Manufacturing pistons
US8276563B2 (en) * 2002-06-28 2012-10-02 Cummins, Inc. Internal combustion engine piston
DE10306694A1 (de) * 2003-02-18 2004-09-02 Federal-Mogul Nürnberg GmbH Kolben für einen Verbrennungsmotor und Verfahren zur Herstellung eines Kolbens
DE10307908B4 (de) * 2003-02-19 2005-03-03 Andreas Mozzi Mehrteiliger Kolben
DE102005030556B8 (de) * 2005-06-22 2010-02-11 Mozzi, Andreas, Dipl.-Ing. Mehrteiliger Kolben und Verfahren zur Herstellung eines mehrteiligen Kolbens
US20070295299A1 (en) * 2006-06-12 2007-12-27 Mahle Technology, Inc. Piston for a combustion engine
US7654240B2 (en) * 2006-08-18 2010-02-02 Caterpillar Inc. Engine piston having an insulating air gap
DE102008031863A1 (de) * 2008-07-05 2010-01-07 Mahle International Gmbh Einlegeteil für einen Kolben eines Verbrennungsmotors sowie mit dem Einlegeteil versehener Kolben oder Kolbenkopf
DE102011106391A1 (de) 2011-07-02 2013-01-03 Audi Ag Kolben für eine Brennkraftmaschine, Verfahren zur Herstellung eines Kolbens sowie Brennkraftmaschine
US10294887B2 (en) 2015-11-18 2019-05-21 Tenneco Inc. Piston providing for reduced heat loss using cooling media
DE102018123275A1 (de) * 2018-09-21 2020-03-26 Man Truck & Bus Se Kolben für eine Brennkraftmaschine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2513492A (en) * 1944-02-12 1950-07-04 Rudolph B Kleinfeld Engine cylinder
GB1214852A (en) * 1968-01-05 1970-12-09 Int Harvester Co Improvements in or relating to pistons for internal combustion engines
US4018194A (en) * 1975-01-06 1977-04-19 Texaco Inc. Engine piston with insulated combustion chamber
JPS523602A (en) * 1975-06-24 1977-01-12 Nippon Steel Corp Apparatus for producing a fuel gas
DE2545589A1 (de) * 1975-10-11 1977-04-14 Elsbett L Kolben fuer brennkraftmaschine, insbesondere dieselmotoren
DE2558763C2 (de) * 1975-12-24 1982-01-14 Mahle Gmbh, 7000 Stuttgart Tauchkolben aus gepreßtem Leichtmetall mit eingepreßtem Bodenschutz aus einem anderen Material
GB1588516A (en) * 1977-08-30 1981-04-23 Ass Eng Ltd Pistons
JPS5815613B2 (ja) * 1978-08-21 1983-03-26 株式会社クボタ 内燃機関等のピストン
US4270494A (en) * 1979-01-11 1981-06-02 General Motors Corporation Insulated oil cooled piston assembly
JPS57203847A (en) * 1981-06-10 1982-12-14 Nissan Motor Co Ltd Piston for direct injection type diesel-engine

Also Published As

Publication number Publication date
DE3248925T1 (de) 1983-07-07
AU8769782A (en) 1983-02-22
EP0072140B2 (en) 1989-03-01
WO1983000535A1 (en) 1983-02-17
IT8168088A0 (it) 1981-07-31
EP0072140A1 (en) 1983-02-16
EP0072140B1 (en) 1985-10-09
JPS58501191A (ja) 1983-07-21
EP0085106A1 (en) 1983-08-10
US4494501A (en) 1985-01-22
DE3248925C2 (de) 1995-02-23
AU545722B2 (en) 1985-07-25
GB2115519B (en) 1985-03-06
GB8307342D0 (en) 1983-04-27
JPH0433983B2 (en]) 1992-06-04
GB2115519A (en) 1983-09-07

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