DE3672674D1 - Brennkraftmaschinenkolben mit oeltaschenschmierung. - Google Patents

Brennkraftmaschinenkolben mit oeltaschenschmierung.

Info

Publication number
DE3672674D1
DE3672674D1 DE8686200553T DE3672674T DE3672674D1 DE 3672674 D1 DE3672674 D1 DE 3672674D1 DE 8686200553 T DE8686200553 T DE 8686200553T DE 3672674 T DE3672674 T DE 3672674T DE 3672674 D1 DE3672674 D1 DE 3672674D1
Authority
DE
Germany
Prior art keywords
oil pocket
engine piston
internal engine
lubrication
pocket lubrication
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
Application number
DE8686200553T
Other languages
English (en)
Inventor
Ludovico Bruni
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.)
AE Borgo SpA
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
Application filed by AE Borgo SpA filed Critical AE Borgo SpA
Application granted granted Critical
Publication of DE3672674D1 publication Critical patent/DE3672674D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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 
    • F02F3/02—Pistons  having means for accommodating or controlling heat expansion
    • 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
    • F16J1/02—Bearing surfaces
    • 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
    • F02F3/022—Pistons  having means for accommodating or controlling heat expansion the pistons having an oval circumference or non-cylindrical shaped skirts, e.g. oval
    • 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
    • F02F3/027—Pistons  having means for accommodating or controlling heat expansion the skirt wall having cavities
    • 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
    • F16J1/08—Constructional features providing for lubrication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
DE8686200553T 1985-04-12 1986-04-02 Brennkraftmaschinenkolben mit oeltaschenschmierung. Expired - Fee Related DE3672674D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8567346A IT1208802B (it) 1985-04-12 1985-04-12 Perfezionamento relativo ai pistoni per motori endotermici alternativi per realizzare la lubrificazione a cuscino d olio degli stessi

Publications (1)

Publication Number Publication Date
DE3672674D1 true DE3672674D1 (de) 1990-08-23

Family

ID=11301640

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686200553T Expired - Fee Related DE3672674D1 (de) 1985-04-12 1986-04-02 Brennkraftmaschinenkolben mit oeltaschenschmierung.

Country Status (6)

Country Link
US (2) US4903580A (de)
EP (1) EP0201116B1 (de)
KR (1) KR860008435A (de)
DE (1) DE3672674D1 (de)
ES (1) ES297063Y (de)
IT (1) IT1208802B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3701330A1 (de) * 1987-01-19 1988-07-28 Bayerische Motoren Werke Ag Kolben mit balliger aussenform
JPH03110159U (de) * 1990-02-27 1991-11-12
US5172626A (en) * 1991-08-22 1992-12-22 General Motors Corporation Stabilized piston skirt having varying peaks and concave surfaces
GB9120187D0 (en) * 1991-09-21 1991-11-06 T & N Technology Ltd Piston for use in an engine or motor
US5395218A (en) * 1994-01-19 1995-03-07 Thompson; Lee H. Fluid pump apparatus
DE69629907T2 (de) * 1995-06-30 2004-07-22 Isuzu Motors Ltd. Kolben
DE19755687A1 (de) * 1997-12-16 1999-06-17 Dolmar Gmbh Zweitakt-Ottomotor mit Getrenntschmierung
US6032875A (en) * 1998-04-21 2000-03-07 Caterpillar Inc. Lubricated heavy diesel fuel pump with precipitate build-up inhibiting features
AT413233B (de) * 2000-07-03 2005-12-15 Verdichter Oe Ges M B H Kolbenfreistellung
US6502539B2 (en) 2001-06-01 2003-01-07 Federal-Mogul World Wide, Inc. Articulated piston having a profiled skirt
JP4429769B2 (ja) * 2004-03-16 2010-03-10 パナソニック株式会社 密閉型圧縮機
US10450998B2 (en) * 2004-10-25 2019-10-22 Industrial Parts Depot, Llc One piece cast ferrous crown piston for internal combustion engine
US8356550B2 (en) * 2008-07-25 2013-01-22 Federal-Mogul Corporation Piston skirt with friction reducing oil recess and oil reservoir
US8347843B1 (en) 2011-03-25 2013-01-08 Batiz-Vergara Jose A Piston for internal combustion engine
CN104179590A (zh) * 2014-06-30 2014-12-03 泰州市优力克机械制造有限公司 耐磨活塞
WO2018183682A1 (en) * 2017-03-30 2018-10-04 Quest Engines, LLC Internal combustion engine
AU2021400660A1 (en) * 2020-12-15 2023-07-13 Becton, Dickinson And Company Oval plunger piston with o-ring pressure equalizing channels for improved leak performance

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1468586A (en) * 1922-08-03 1923-09-18 Hugh A Weeks Piston for internal-combustion engines
DE437422C (de) * 1925-08-14 1926-11-20 Waggon Und Maschb A G Goerlitz Vorrichtung zur Schmierung der Kolben von Brennkraftmaschinen
US1760122A (en) * 1929-05-28 1930-05-27 Carl B Drevitson Engine piston
GB364787A (en) * 1930-12-08 1932-01-14 Harry Noel Bates Improvements in pistons
US2381065A (en) * 1942-10-24 1945-08-07 Sulzer Ag Piston for two-stroke internal-combustion engines
US2407440A (en) * 1944-01-07 1946-09-10 Osborne Walter Piston for internal-combustion engines
DE961847C (de) * 1944-05-24 1957-04-11 Schmidt Gmbh Karl Kolben fuer Brennkraftmaschinen
GB578467A (en) * 1944-08-18 1946-06-28 Lister & Co Ltd R A Lubrication of pistons of reciprocating fluid-pressure engines
CH582307A5 (de) * 1974-09-26 1976-11-30 Sulzer Ag
JPS59203852A (ja) * 1983-05-06 1984-11-19 Honda Motor Co Ltd 内燃機関用ピストン
DE3437111A1 (de) * 1984-10-10 1986-04-10 Kolbenschmidt AG, 7107 Neckarsulm Leichtmetallkolben
DE3446121A1 (de) * 1984-12-18 1985-08-01 Mahle Gmbh, 7000 Stuttgart Leichter extrem flacher tauchkolben fuer verbrennungsmotoren

Also Published As

Publication number Publication date
ES297063Y (es) 1989-06-16
US4903580A (en) 1990-02-27
EP0201116A1 (de) 1986-11-12
EP0201116B1 (de) 1990-07-18
USRE35551E (en) 1997-07-08
ES297063U (es) 1988-12-16
KR860008435A (ko) 1986-11-15
IT8567346A0 (it) 1985-04-12
IT1208802B (it) 1989-07-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee