CA1078274A - Insulated composite piston - Google Patents

Insulated composite piston

Info

Publication number
CA1078274A
CA1078274A CA294,075A CA294075A CA1078274A CA 1078274 A CA1078274 A CA 1078274A CA 294075 A CA294075 A CA 294075A CA 1078274 A CA1078274 A CA 1078274A
Authority
CA
Canada
Prior art keywords
crown
piston
piston body
discs
bolt
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.)
Expired
Application number
CA294,075A
Other languages
English (en)
French (fr)
Inventor
John H. Stang
Kenneth A. Johnson
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
Application granted granted Critical
Publication of CA1078274A publication Critical patent/CA1078274A/en
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
CA294,075A 1976-12-30 1977-12-29 Insulated composite piston Expired CA1078274A (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 (1)

Publication Number Publication Date
CA1078274A true CA1078274A (en) 1980-05-27

Family

ID=27116125

Family Applications (1)

Application Number Title Priority Date Filing Date
CA294,075A Expired CA1078274A (en) 1976-12-30 1977-12-29 Insulated composite piston

Country Status (7)

Country Link
JP (1) JPS5395415A (cg-RX-API-DMAC7.html)
AU (1) AU507729B2 (cg-RX-API-DMAC7.html)
BR (1) BR7708699A (cg-RX-API-DMAC7.html)
CA (1) CA1078274A (cg-RX-API-DMAC7.html)
FR (1) FR2376348A1 (cg-RX-API-DMAC7.html)
MX (1) MX144594A (cg-RX-API-DMAC7.html)
SE (1) SE432463B (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113202654A (zh) * 2021-05-18 2021-08-03 大昌汽车部件(苏州)有限公司 一种组合式发动机活塞及其锻造工艺

Families Citing this family (7)

* 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 (ja) * 1982-10-13 1983-05-06 Toshiba Corp ピストンヘツド
JPS60190650A (ja) * 1984-03-13 1985-09-28 Ngk Insulators Ltd エンジン用ピストンおよびその製造法
JP2526947B2 (ja) * 1987-12-14 1996-08-21 いすゞ自動車株式会社 断熱エンジンの構造
DE102005041409A1 (de) * 2005-09-01 2007-03-08 Mahle International Gmbh Zweiteiliger Kolben für einen Verbrennungsmotor
JP4838858B2 (ja) * 2005-12-17 2011-12-14 マーレ インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング 内燃機関用の２部分から成るピストン
KR101709624B1 (ko) * 2009-08-06 2017-02-23 페더럴-모걸 코오포레이숀 낮은 열전도성을 가진 피스톤 및 이 피스톤의 제작 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113202654A (zh) * 2021-05-18 2021-08-03 大昌汽车部件(苏州)有限公司 一种组合式发动机活塞及其锻造工艺

Also Published As

Publication number Publication date
JPS5637419B2 (cg-RX-API-DMAC7.html) 1981-08-31
MX144594A (es) 1981-10-28
FR2376348B1 (cg-RX-API-DMAC7.html) 1981-01-23
FR2376348A1 (fr) 1978-07-28
AU507729B2 (en) 1980-02-28
SE7714878L (sv) 1978-07-01
BR7708699A (pt) 1978-08-22
JPS5395415A (en) 1978-08-21
SE432463B (sv) 1984-04-02
AU3210277A (en) 1979-07-05

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Legal Events

Date Code Title Description
MKEX Expiry