FR2457979A1 - Piston refroidi interieurement pour moteurs a combustion interne a pistons coulissants - Google Patents

Piston refroidi interieurement pour moteurs a combustion interne a pistons coulissants

Info

Publication number
FR2457979A1
FR2457979A1 FR8010515A FR8010515A FR2457979A1 FR 2457979 A1 FR2457979 A1 FR 2457979A1 FR 8010515 A FR8010515 A FR 8010515A FR 8010515 A FR8010515 A FR 8010515A FR 2457979 A1 FR2457979 A1 FR 2457979A1
Authority
FR
France
Prior art keywords
internal combustion
combustion engines
sliding pistons
piston
internally cooled
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.)
Granted
Application number
FR8010515A
Other languages
English (en)
Other versions
FR2457979B3 (fr
Inventor
Harald Melzer
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke 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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Publication of FR2457979A1 publication Critical patent/FR2457979A1/fr
Application granted granted Critical
Publication of FR2457979B3 publication Critical patent/FR2457979B3/fr
Granted 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 
    • F02F3/16—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

Abstract

A.L'INVENTION CONCERNE UN PISTON REFROIDI INTERIEUREMENT POUR MOTEURS A COMBUSTION INTERNE A PISTONS COULISSANTS, COMPORTANT A SA PARTIE SUPERIEURE UN CONDUIT DE REFROIDISSEMENT A TURBULENCE QUI PRESENTE, AU MOINS PAR ENDROITS, UNE LIMITE LATERALE INFERIEURE, UNE PARTIE DE PAROI DE L'INTERIEUR DU PISTON, VOISINE DE CETTE LIMITE LATERALE, ETANT AGENCEE POUR DEVIER UN JET DU FLUIDE REFRIGERANT A L'INTERIEUR DU CONDUIT DE REFROIDISSEMENT A TURBULENCE. B.CE PISTON EST CARACTERISE EN CE QUE LA PARTIE DE PAROI 16, 116, 216 S'ETEND RADIALEMENT AU-DESSUS DE LA LIMITE LATERALE INFERIEURE 15, 115, 215 ET, AU MOINS SUR UNE PARTIE DE LA LARGEUR B DU CONDUIT, AVEC UNE INCLINAISON ETOU UNE COURBURE RELATIVEMENT FORTES. C.L'INVENTION EST APPLICABLE AUX MOTEURS A COMBUSTION INTERNE A PISTONS COULISSANTS.
FR8010515A 1979-05-30 1980-05-09 Piston refroidi interieurement pour moteurs a combustion interne a pistons coulissants Granted FR2457979A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792921889 DE2921889A1 (de) 1979-05-30 1979-05-30 Innenseitig gekuehlter kolben fuer hubkolben-brennkraftmaschinen

Publications (2)

Publication Number Publication Date
FR2457979A1 true FR2457979A1 (fr) 1980-12-26
FR2457979B3 FR2457979B3 (fr) 1982-03-05

Family

ID=6071992

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010515A Granted FR2457979A1 (fr) 1979-05-30 1980-05-09 Piston refroidi interieurement pour moteurs a combustion interne a pistons coulissants

Country Status (4)

Country Link
DE (1) DE2921889A1 (fr)
FR (1) FR2457979A1 (fr)
GB (1) GB2050564B (fr)
IT (1) IT1130656B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3125835C2 (de) * 1981-07-01 1985-10-03 Mtu Motoren- Und Turbinen-Union Friedrichshafen Gmbh, 7990 Friedrichshafen Spritzvorrichtung zur Versorgung eines Kolbens mit Kühlflüssigkeit
DE3713241A1 (de) * 1986-12-24 1988-07-07 Mahle Gmbh Als rohling gegossener kopf eines zweiteiligen kolbens
DE3713191C1 (en) * 1986-12-24 1988-07-14 Mahle Gmbh Method for the manufacture of a forged head of a two-part piston for internal combustion engines
US5469777A (en) * 1994-07-05 1995-11-28 Ford Motor Company Piston assembly having abradable coating
DE19810937C1 (de) * 1998-03-13 1999-11-25 Daimler Chrysler Ag Kolben für eine Brennkraftmaschine

Also Published As

Publication number Publication date
GB2050564B (en) 1983-04-07
FR2457979B3 (fr) 1982-03-05
IT8022257A0 (it) 1980-05-22
GB2050564A (en) 1981-01-07
IT1130656B (it) 1986-06-18
DE2921889A1 (de) 1980-12-04

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Legal Events

Date Code Title Description
ST Notification of lapse