FR2376348B1 - - Google Patents

Info

Publication number
FR2376348B1
FR2376348B1 FR7739214A FR7739214A FR2376348B1 FR 2376348 B1 FR2376348 B1 FR 2376348B1 FR 7739214 A FR7739214 A FR 7739214A FR 7739214 A FR7739214 A FR 7739214A FR 2376348 B1 FR2376348 B1 FR 2376348B1
Authority
FR
France
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.)
Expired
Application number
FR7739214A
Other languages
French (fr)
Other versions
FR2376348A1 (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.)
Cummins Inc
Original Assignee
Cummins Engine Co 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
Priority claimed from US05/861,467 external-priority patent/US4242948A/en
Application filed by Cummins Engine Co Inc filed Critical Cummins Engine Co Inc
Publication of FR2376348A1 publication Critical patent/FR2376348A1/en
Application granted granted Critical
Publication of FR2376348B1 publication Critical patent/FR2376348B1/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
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0085—Materials for constructing engines or their parts
    • F02F7/0087—Ceramic materials
    • 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
    • F02F3/0023—Multi-part pistons the parts being bolted or screwed together
    • 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 
    • F02F3/10—Pistons  having surface coverings
    • F02F3/12—Pistons  having surface coverings on piston heads
    • 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
    • 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
    • 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
    • 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
FR7739214A 1976-12-30 1977-12-26 Composite piston for IC engine - has refractory head screwed to main body against action of adjusting springs (SW 24.7.78) Granted FR2376348A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75576076A 1976-12-30 1976-12-30
US05/861,467 US4242948A (en) 1977-12-16 1977-12-16 Insulated composite piston

Publications (2)

Publication Number Publication Date
FR2376348A1 FR2376348A1 (en) 1978-07-28
FR2376348B1 true FR2376348B1 (en) 1981-01-23

Family

ID=27116125

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7739214A Granted FR2376348A1 (en) 1976-12-30 1977-12-26 Composite piston for IC engine - has refractory head screwed to main body against action of adjusting springs (SW 24.7.78)

Country Status (7)

Country Link
JP (1) JPS5395415A (en)
AU (1) AU507729B2 (en)
BR (1) BR7708699A (en)
CA (1) CA1078274A (en)
FR (1) FR2376348A1 (en)
MX (1) MX144594A (en)
SE (1) SE432463B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55140764A (en) * 1979-04-16 1980-11-04 Tokyo Shibaura Electric Co Diesel engine part
JPS5874853A (en) * 1982-10-13 1983-05-06 Toshiba Corp Piston head
JPS60190650A (en) * 1984-03-13 1985-09-28 Ngk Insulators Ltd Engine piston and manufacturing method thereof
JP2526947B2 (en) * 1987-12-14 1996-08-21 いすゞ自動車株式会社 Insulation engine structure
DE102005041409A1 (en) * 2005-09-01 2007-03-08 Mahle International Gmbh Two-piece piston for an internal combustion engine
ES2355935T3 (en) * 2005-12-17 2011-04-01 Mahle International Gmbh PISTON IN TWO PARTS FOR AN INTERNAL CONBUSTION ENGINE.
CN102510963B (en) * 2009-08-06 2015-07-08 费德罗-莫格尔公司 Low thermal conductivity piston and method of construction thereof
CN113202654A (en) * 2021-05-18 2021-08-03 大昌汽车部件(苏州)有限公司 Combined engine piston and forging process thereof

Also Published As

Publication number Publication date
AU3210277A (en) 1979-07-05
JPS5395415A (en) 1978-08-21
FR2376348A1 (en) 1978-07-28
JPS5637419B2 (en) 1981-08-31
BR7708699A (en) 1978-08-22
SE7714878L (en) 1978-07-01
SE432463B (en) 1984-04-02
CA1078274A (en) 1980-05-27
MX144594A (en) 1981-10-28
AU507729B2 (en) 1980-02-28

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Legal Events

Date Code Title Description
ST Notification of lapse