IT1196870B - Procedimento per l'ottenimento di una sede valvola - Google Patents

Procedimento per l'ottenimento di una sede valvola

Info

Publication number
IT1196870B
IT1196870B IT67963/86A IT6796386A IT1196870B IT 1196870 B IT1196870 B IT 1196870B IT 67963/86 A IT67963/86 A IT 67963/86A IT 6796386 A IT6796386 A IT 6796386A IT 1196870 B IT1196870 B IT 1196870B
Authority
IT
Italy
Prior art keywords
procedure
obtaining
valve seat
seat
valve
Prior art date
Application number
IT67963/86A
Other languages
English (en)
Italian (it)
Other versions
IT8667963A0 (it
Inventor
Luigi Joli
Original Assignee
Fiat Auto 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 Fiat Auto Spa filed Critical Fiat Auto Spa
Priority to IT67963/86A priority Critical patent/IT1196870B/it
Publication of IT8667963A0 publication Critical patent/IT8667963A0/it
Priority to YU229087A priority patent/YU47052B/sh
Priority to BR8706933A priority patent/BR8706933A/pt
Priority to EP87830446A priority patent/EP0275841A3/de
Application granted granted Critical
Publication of IT1196870B publication Critical patent/IT1196870B/it

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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4235—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/22—Valve-seats not provided for in preceding subgroups of this group; Fixing of valve-seats
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F2001/244—Arrangement of valve stems in cylinder heads
    • F02F2001/245—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Lift Valve (AREA)
  • Forging (AREA)
  • Rolling Contact Bearings (AREA)
IT67963/86A 1986-12-23 1986-12-23 Procedimento per l'ottenimento di una sede valvola IT1196870B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT67963/86A IT1196870B (it) 1986-12-23 1986-12-23 Procedimento per l'ottenimento di una sede valvola
YU229087A YU47052B (sh) 1986-12-23 1987-12-16 Postupak izrade sedišta ventila u usisnom vodu motora sa unutrašnjim sagorevanje
BR8706933A BR8706933A (pt) 1986-12-23 1987-12-16 Processo para a obtencao de uma sede de valvula
EP87830446A EP0275841A3 (de) 1986-12-23 1987-12-17 Verfahren zur Herstellung eines Ventilsitzes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67963/86A IT1196870B (it) 1986-12-23 1986-12-23 Procedimento per l'ottenimento di una sede valvola

Publications (2)

Publication Number Publication Date
IT8667963A0 IT8667963A0 (it) 1986-12-23
IT1196870B true IT1196870B (it) 1988-11-25

Family

ID=11306764

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67963/86A IT1196870B (it) 1986-12-23 1986-12-23 Procedimento per l'ottenimento di una sede valvola

Country Status (4)

Country Link
EP (1) EP0275841A3 (de)
BR (1) BR8706933A (de)
IT (1) IT1196870B (de)
YU (1) YU47052B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4029881C2 (de) * 1990-09-21 1994-01-20 Porsche Ag Verfahren zum Einpassen von Ventilsitzringen in Brennkraftmaschinen
DE19653909C1 (de) * 1996-12-21 1998-04-02 Daimler Benz Ag Zylinderkopf für Brennkraftmaschinen
SE517687C2 (sv) * 1997-12-23 2002-07-02 Scania Cv Ab Cylinderhuvud för förbränningsmotorer
FR2913457B1 (fr) * 2007-03-07 2013-09-06 Renault Sas Siege de soupape pour conduit d'admission, culasse de moteur thermique, et procede de fabrication.
FR2926111A3 (fr) * 2008-01-03 2009-07-10 Renault Sas Procede de realisation d'une culasse de moteur thermique comprenant une etape d'usinage d'un siege de soupape
JP2017110604A (ja) * 2015-12-17 2017-06-22 ヤマハ発動機株式会社 内燃機関、それを備えた車両、および内燃機関の製造方法
US11060425B2 (en) * 2019-03-13 2021-07-13 Caterpillar Inc. Valve seat insert for engine head having venturi flow crowns and seating surface profiled for limiting valve recession

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR822334A (fr) * 1937-05-28 1937-12-28 Perfectionnements aux blocs de cylindres des moteurs à combustion interne
GB1042147A (en) * 1962-04-05 1966-09-14 Humber Ltd Improvements relating to cylinders or cylinder heads for internal combustion engines
FR2064903A5 (de) * 1969-10-02 1971-07-23 Parry John
AT331575B (de) * 1972-06-20 1976-08-25 List Hans Brennkraftmaschine mit innerer gemischbildung insbesondere dieselmotor
DE2407528B2 (de) * 1974-02-16 1976-08-19 Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Zylinderkopf fuer brennkraftmaschinen mit sitzringen fuer ventile
AT378827B (de) * 1983-06-23 1985-10-10 Avl Verbrennungskraft Messtech Brennkraftmaschine

Also Published As

Publication number Publication date
BR8706933A (pt) 1988-07-26
IT8667963A0 (it) 1986-12-23
YU229087A (en) 1990-02-28
EP0275841A3 (de) 1990-01-31
YU47052B (sh) 1994-12-28
EP0275841A2 (de) 1988-07-27

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931231