FR2291361A1 - Piston de forme ameliorant la turbulence des gaz - Google Patents

Piston de forme ameliorant la turbulence des gaz

Info

Publication number
FR2291361A1
FR2291361A1 FR7534842A FR7534842A FR2291361A1 FR 2291361 A1 FR2291361 A1 FR 2291361A1 FR 7534842 A FR7534842 A FR 7534842A FR 7534842 A FR7534842 A FR 7534842A FR 2291361 A1 FR2291361 A1 FR 2291361A1
Authority
FR
France
Prior art keywords
shaped piston
improving gas
gas turbulence
turbulence
improving
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.)
Withdrawn
Application number
FR7534842A
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.)
Texaco Development Corp
Original Assignee
Texaco Development Corp
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 Texaco Development Corp filed Critical Texaco Development Corp
Publication of FR2291361A1 publication Critical patent/FR2291361A1/fr
Withdrawn legal-status Critical Current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 
    • F02F3/28—Other pistons with specially-shaped head
    • 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
    • F02B75/00—Other engines
    • F02B75/12—Other methods of operation
    • F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/42—Texaco combustion process
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
FR7534842A 1974-11-15 1975-11-14 Piston de forme ameliorant la turbulence des gaz Withdrawn FR2291361A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/524,295 US4009702A (en) 1974-11-15 1974-11-15 Piston with turbulence inducing face configuration

Publications (1)

Publication Number Publication Date
FR2291361A1 true FR2291361A1 (fr) 1976-06-11

Family

ID=24088602

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7534842A Withdrawn FR2291361A1 (fr) 1974-11-15 1975-11-14 Piston de forme ameliorant la turbulence des gaz

Country Status (9)

Country Link
US (1) US4009702A (fr)
JP (1) JPS5159111A (fr)
BR (1) BR7507431A (fr)
CA (1) CA1048878A (fr)
DE (1) DE2550495A1 (fr)
FR (1) FR2291361A1 (fr)
GB (1) GB1504783A (fr)
IT (1) IT1048733B (fr)
SE (1) SE7512763L (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0147149A2 (fr) * 1983-12-21 1985-07-03 National Research Development Corporation Ensemble piston-cylindre pour moteurs à combustion interne
WO2021180453A1 (fr) * 2020-03-12 2021-09-16 Man Truck & Bus Se Moteur à combustion interne à pistons alternatifs

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2838130C2 (de) * 1978-09-01 1981-12-24 Klöckner-Humboldt-Deutz AG, 5000 Köln Hubkolbenbrennkraftmaschine
US4572123A (en) * 1984-06-22 1986-02-25 The University Of British Columbia Internal combustion engine squish jet combustion chamber
US4541377A (en) * 1985-01-23 1985-09-17 Amos Louis A Piston dome
JPS6258013A (ja) * 1985-09-09 1987-03-13 Toyota Central Res & Dev Lab Inc 直接噴射式内燃機関
JPS62284919A (ja) * 1986-06-04 1987-12-10 Mazda Motor Corp エンジンの燃焼室構造
JPH08490Y2 (ja) * 1986-09-01 1996-01-10 トヨタ自動車株式会社 筒内直接噴射式火花点火機関
DE3943816C2 (de) * 1988-02-10 2001-01-25 Toyota Motor Co Ltd Otto-Brennkraftmaschine mit direkter Kraftstoffeinspritzung
US4958604A (en) * 1988-02-10 1990-09-25 Toyota Jidosha Kabushiki Kaisha Direct fuel injection type spark ignition internal combustion engine
US4893592A (en) * 1988-11-07 1990-01-16 Avelino Falero Combustion chamber for an internal combustion engine
AT2332U1 (de) * 1997-08-08 1998-08-25 Avl List Gmbh Brennkraftmaschine mit fremdzündung
DE19753963A1 (de) * 1997-12-05 1999-06-10 Audi Ag Brennkraftmaschine und Verfahren zur Gemischaufbereitung bei einer Brennkraftmaschine
US6708666B2 (en) 2001-10-10 2004-03-23 Southwest Research Institute Multi-zone combustion chamber for combustion rate shaping and emissions control in premixed-charge combustion engines
US7810479B2 (en) * 2005-08-18 2010-10-12 Randolph J. Naquin, Jr. Pistons
JP4458036B2 (ja) * 2005-12-15 2010-04-28 日産自動車株式会社 副室式エンジン
US10724424B2 (en) * 2015-05-15 2020-07-28 Cummins Inc. Power cylinder apparatus for reducing unburnt hydrocarbon emissions
US10865735B1 (en) 2018-03-03 2020-12-15 Steven H. Marquardt Power piston

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2172170A (en) * 1939-06-17 1939-09-05 Megroot John Peter Internal combustion engine
US2738781A (en) * 1951-07-02 1956-03-20 Jr Albert G Bodine Engine detonation control by acoustic methods and apparatus
US2738782A (en) * 1952-02-25 1956-03-20 Jr Albert G Bodine Detonation suppression means for internal combustion engines
US2827033A (en) * 1954-09-30 1958-03-18 Jr Albert G Bodine Acoustic wave controlling means for suppressing detonation in internal combustion engines
US2815014A (en) * 1954-12-09 1957-12-03 Phillips Petroleum Co Internal combustion engine and piston therefor
US3443552A (en) * 1966-12-13 1969-05-13 Ernest A Von Seggern Internal combustion engine,fuel supply system and process
DE1576001A1 (de) * 1967-01-14 1970-05-21 Daimler Benz Ag Fremdgezuendete Einspritzbrennkraftmaschine mit Schichtladung
US3439656A (en) * 1967-03-01 1969-04-22 Ford Motor Co Engine fuel feed system
FR2021433A1 (fr) * 1968-10-24 1970-07-24 Daimler Benz Ag
CA992415A (en) * 1972-08-25 1976-07-06 Isuzu Motors Limited Construction arrangement of combustion chamber for use in direct fuel injection type diesel engines

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0147149A2 (fr) * 1983-12-21 1985-07-03 National Research Development Corporation Ensemble piston-cylindre pour moteurs à combustion interne
EP0147149A3 (en) * 1983-12-21 1986-10-01 National Research Development Corporation Improvements in or relating to piston/cylinder combinations for internal combustion engines
WO2021180453A1 (fr) * 2020-03-12 2021-09-16 Man Truck & Bus Se Moteur à combustion interne à pistons alternatifs
US11873779B2 (en) 2020-03-12 2024-01-16 Man Truck & Bus Se Reciprocating-piston internal combustion engine

Also Published As

Publication number Publication date
DE2550495A1 (de) 1976-05-20
CA1048878A (fr) 1979-02-20
JPS5159111A (fr) 1976-05-24
GB1504783A (en) 1978-03-22
IT1048733B (it) 1980-12-20
BR7507431A (pt) 1976-08-10
SE7512763L (sv) 1976-05-17
US4009702A (en) 1977-03-01

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Legal Events

Date Code Title Description
ST Notification of lapse