DE3887344D1 - Kolben für hubkolben-brennkraftmaschinen mit einem bestimmten verhältnis zwischen der kompressionshöhe und dem durchmesser des kolben. - Google Patents

Kolben für hubkolben-brennkraftmaschinen mit einem bestimmten verhältnis zwischen der kompressionshöhe und dem durchmesser des kolben.

Info

Publication number
DE3887344D1
DE3887344D1 DE89901632T DE3887344T DE3887344D1 DE 3887344 D1 DE3887344 D1 DE 3887344D1 DE 89901632 T DE89901632 T DE 89901632T DE 3887344 T DE3887344 T DE 3887344T DE 3887344 D1 DE3887344 D1 DE 3887344D1
Authority
DE
Germany
Prior art keywords
piston
internal combustion
combustion engines
diameter
particular ratio
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.)
Revoked
Application number
DE89901632T
Other languages
English (en)
Other versions
DE3887344T2 (de
Inventor
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=22993400&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3887344(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 DE3887344D1 publication Critical patent/DE3887344D1/de
Publication of DE3887344T2 publication Critical patent/DE3887344T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • F02F3/0069—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
DE89901632T 1988-10-21 1988-12-27 Kolben für hubkolben-brennkraftmaschinen mit einem bestimmten verhältnis zwischen der kompressionshöhe und dem durchmesser des kolben. Revoked DE3887344T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26145988A 1988-10-21 1988-10-21
PCT/US1988/004646 WO1990004711A1 (en) 1988-10-21 1988-12-27 Piston assembly and piston member thereof having a predetermined compression height to diameter ratio

Publications (2)

Publication Number Publication Date
DE3887344D1 true DE3887344D1 (de) 1994-03-03
DE3887344T2 DE3887344T2 (de) 1994-05-05

Family

ID=22993400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89901632T Revoked DE3887344T2 (de) 1988-10-21 1988-12-27 Kolben für hubkolben-brennkraftmaschinen mit einem bestimmten verhältnis zwischen der kompressionshöhe und dem durchmesser des kolben.

Country Status (5)

Country Link
EP (1) EP0393142B1 (de)
JP (1) JP2656640B2 (de)
BR (1) BR8807836A (de)
DE (1) DE3887344T2 (de)
WO (1) WO1990004711A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4326978A1 (de) * 1993-08-11 1995-02-16 Alcan Gmbh Kolben für Brennkraftmaschinen, insbesondere für Dieselmotoren
US6862976B2 (en) * 2001-10-23 2005-03-08 Federal-Mogul World Wide, Inc. Monobloc piston
US20110030214A1 (en) * 2009-08-05 2011-02-10 Wolfgang Rein Piston assembly multiple step forming process
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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180027A (en) * 1977-07-20 1979-12-25 Mack Trucks, Inc. Two-piece oil-cooled piston
DE3210771A1 (de) * 1982-03-24 1983-09-29 Günter 8543 Hilpoltstein Elsbett Kolbentrieb fuer hubkolben-brennkraftmaschinen, wie dieselmotoren u.a.
DE3430132A1 (de) * 1984-08-16 1986-02-27 Mahle Gmbh, 7000 Stuttgart Aluminium-tauchkolben fuer verbrennungsmotoren mit regelstreifen
DE3742616A1 (de) * 1986-12-23 1988-07-28 Mahle Gmbh Einteiliger, leichter und reibungsarmer leichtmetallkolben fuer verbrennungsmotoren

Also Published As

Publication number Publication date
EP0393142A1 (de) 1990-10-24
DE3887344T2 (de) 1994-05-05
WO1990004711A1 (en) 1990-05-03
BR8807836A (pt) 1990-11-13
JPH03502719A (ja) 1991-06-20
EP0393142B1 (de) 1994-01-19
JP2656640B2 (ja) 1997-09-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation