FR2388140A1 - Piston pour moteurs a explosion a pistons alternatifs, en particulier pour moteurs diesel - Google Patents

Piston pour moteurs a explosion a pistons alternatifs, en particulier pour moteurs diesel

Info

Publication number
FR2388140A1
FR2388140A1 FR7811373A FR7811373A FR2388140A1 FR 2388140 A1 FR2388140 A1 FR 2388140A1 FR 7811373 A FR7811373 A FR 7811373A FR 7811373 A FR7811373 A FR 7811373A FR 2388140 A1 FR2388140 A1 FR 2388140A1
Authority
FR
France
Prior art keywords
piston
head
engines
foot
skirt
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.)
Pending
Application number
FR7811373A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2388140A1 publication Critical patent/FR2388140A1/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • F16J1/10—Connection to driving members
    • F16J1/14—Connection to driving members with connecting-rods, i.e. pivotal connections
    • 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
    • F02B23/0675—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 the combustion space being substantially spherical, hemispherical, ellipsoid or parabolic
    • 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
    • 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
    • F16J1/005—Pistons; Trunk pistons; Plungers obtained by assembling several pieces
    • 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
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

Piston pour moteur à explosion à pistons alternatifs, en particulier pour moteurs Diesel, avec une tête exposée à la chaleur des gaz de combustion et une jupe liant cette tête, laquelle jupe étant reliée par un rétrécissement à la tête du piston, caractérisé par le fait que la jupe entre la tête 2 et le pied du piston soit conçue comme cône symétrique en rotation, et que celui-ci soit relié avec sa surface d'appui du côté de la base du cône, à la tête, et avec sa surface d'appui, opposée à la base du cône, au pied du piston, et que le diamètre de la surface d'appui à la tête air une proportion par rapport au diamètre de la surface d'appui au pied d'environ 2 : 1.
FR7811373A 1977-04-18 1978-04-18 Piston pour moteurs a explosion a pistons alternatifs, en particulier pour moteurs diesel Pending FR2388140A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2717028A DE2717028C2 (de) 1977-04-18 1977-04-18 Kolben für Hubkolben-Brennkraftmaschinen, insbesondere Dieselmotoren

Publications (1)

Publication Number Publication Date
FR2388140A1 true FR2388140A1 (fr) 1978-11-17

Family

ID=6006518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7811373A Pending FR2388140A1 (fr) 1977-04-18 1978-04-18 Piston pour moteurs a explosion a pistons alternatifs, en particulier pour moteurs diesel

Country Status (13)

Country Link
JP (2) JPS549312A (fr)
BR (1) BR7802414A (fr)
DD (1) DD136411A1 (fr)
DE (1) DE2717028C2 (fr)
FR (1) FR2388140A1 (fr)
GB (1) GB1603534A (fr)
HU (1) HU177087B (fr)
IN (1) IN150508B (fr)
IT (1) IT1102201B (fr)
NL (1) NL184535C (fr)
SE (1) SE7804342L (fr)
YU (1) YU90278A (fr)
ZA (1) ZA782176B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106935A1 (fr) * 1982-03-24 1984-05-02 Ludwig Elsbett Connexion piston et bielle pour un moteur à combustion interne, par exemple un moteur à diesel
FR2541374A1 (fr) * 1982-10-20 1984-08-24 Ae Plc Piston composite pour moteur a combustion interne
EP0185352A1 (fr) * 1984-12-20 1986-06-25 Societe D'etudes De Machines Thermiques S.E.M.T. Piston à structure allégée, notamment pour un moteur à combustion interne

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5879048U (ja) * 1981-11-24 1983-05-28 トヨタ自動車株式会社 内燃機関用ピストン
DE4014705C2 (de) * 1990-05-08 1999-06-10 Mahle Gmbh Gekühlter Tauchkolben für Verbrennungsmotoren mit voneinander getrenntem Kolbenoberteil und Kolbenschaft

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516335A (en) * 1968-07-03 1970-06-23 Caterpillar Tractor Co Piston with heat dam
FR2315005A1 (fr) * 1975-06-16 1977-01-14 Cummins Engine Co Inc Piston pour moteur a combustion interne

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB386815A (en) * 1931-03-09 1933-01-26 Pier Giorgio Vanni Improvements in or relating to pistons
FR739921A (fr) * 1932-07-12 1933-01-19 Piston pour moteur
DE932463C (de) * 1951-09-13 1955-09-01 Viktor Dr-Ing Rembold Kolben und Zylinderdeckel fuer Verbrennungsmotoren
FR1055128A (fr) * 1952-04-24 1954-02-16 Piston en deux pièces
FR1543414A (fr) * 1967-09-12 1968-10-25 Piston perfectionné et son assemblage à articulation avec le pied de bielle
DE2439806C2 (de) * 1974-08-20 1981-09-17 Gebrüder Elsbett GmbH, 8543 Hilpoltstein Luftverdichtende, selbstzündende Brennkraftmaschine
DE2543478C2 (de) * 1975-09-30 1983-01-05 Günter 8543 Hilpoltstein Elsbett Kolben für Brennkraftmaschinen, insb. Dieselmotoren
DE2545588A1 (de) * 1975-10-11 1977-04-14 Elsbett L Kolben fuer brennkraftmaschinen, insbesondere dieselmotoren

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516335A (en) * 1968-07-03 1970-06-23 Caterpillar Tractor Co Piston with heat dam
FR2315005A1 (fr) * 1975-06-16 1977-01-14 Cummins Engine Co Inc Piston pour moteur a combustion interne

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106935A1 (fr) * 1982-03-24 1984-05-02 Ludwig Elsbett Connexion piston et bielle pour un moteur à combustion interne, par exemple un moteur à diesel
FR2541374A1 (fr) * 1982-10-20 1984-08-24 Ae Plc Piston composite pour moteur a combustion interne
EP0185352A1 (fr) * 1984-12-20 1986-06-25 Societe D'etudes De Machines Thermiques S.E.M.T. Piston à structure allégée, notamment pour un moteur à combustion interne
FR2575227A1 (fr) * 1984-12-20 1986-06-27 Semt Piston a structure allegee, notamment pour un moteur a combustion interne
US4662319A (en) * 1984-12-20 1987-05-05 S.E.M.T., S.A. Structurally lightened piston utilizable especially in an internal combustion engine

Also Published As

Publication number Publication date
IT1102201B (it) 1985-10-07
HU177087B (en) 1981-07-28
DE2717028A1 (de) 1978-10-26
GB1603534A (en) 1981-11-25
YU90278A (en) 1982-05-31
JPH01179153U (fr) 1989-12-22
JPS6131293B2 (fr) 1986-07-19
BR7802414A (pt) 1979-01-23
DE2717028C2 (de) 1985-11-28
DD136411A1 (de) 1979-07-04
ZA782176B (en) 1979-02-25
SE7804342L (sv) 1978-10-19
IN150508B (fr) 1982-10-30
IT7805176A0 (it) 1978-04-17
NL184535B (nl) 1989-03-16
NL7804113A (nl) 1978-10-20
NL184535C (nl) 1989-08-16
JPS549312A (en) 1979-01-24

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