CN116291936A - 活塞和船舶用内燃机 - Google Patents

活塞和船舶用内燃机 Download PDF

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Publication number
CN116291936A
CN116291936A CN202211631192.7A CN202211631192A CN116291936A CN 116291936 A CN116291936 A CN 116291936A CN 202211631192 A CN202211631192 A CN 202211631192A CN 116291936 A CN116291936 A CN 116291936A
Authority
CN
China
Prior art keywords
piston
peripheral surface
cylinder
outer peripheral
coating film
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
CN202211631192.7A
Other languages
English (en)
Chinese (zh)
Inventor
木下芳彦
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.)
Japan Engine Corp
Original Assignee
Japan Engine 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 Japan Engine Corp filed Critical Japan Engine Corp
Publication of CN116291936A publication Critical patent/CN116291936A/zh
Pending legal-status Critical Current

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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 
    • F02F3/0084—Pistons  the pistons being constructed from specific 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 
    • 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
    • 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 
    • F02F3/26—Pistons  having combustion chamber in piston head
    • 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
    • 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/20—Rings with special cross-section; Oil-scraping rings
    • 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 
    • F02F2003/0007—Monolithic pistons; One piece constructions; Casting of pistons
    • 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)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
CN202211631192.7A 2021-12-20 2022-12-19 活塞和船舶用内燃机 Pending CN116291936A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021206450A JP2023091625A (ja) 2021-12-20 2021-12-20 ピストンおよび舶用内燃機関
JP2021-206450 2021-12-20

Publications (1)

Publication Number Publication Date
CN116291936A true CN116291936A (zh) 2023-06-23

Family

ID=86793017

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211631192.7A Pending CN116291936A (zh) 2021-12-20 2022-12-19 活塞和船舶用内燃机

Country Status (3)

Country Link
JP (1) JP2023091625A (https=)
KR (1) KR102885414B1 (https=)
CN (1) CN116291936A (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997003280A1 (en) * 1995-07-07 1997-01-30 Man B & W Diesel A/S An internal combustion engine having a coke scraping ring in a cylinder
DE19641703C1 (de) * 1996-10-10 1998-01-22 Daimler Benz Ag Zweitakt-Brennkraftmaschine
JP2007064133A (ja) * 2005-09-01 2007-03-15 Nissan Diesel Motor Co Ltd ピストン構造
EP2998617A1 (en) * 2014-09-19 2016-03-23 Man Diesel & Turbo, Filial Af Man Diesel & Turbo Se, Tyskland A top piston ring for a large two-stroke turbo-charged uniflow-scavenged internal combustion engine with crossheads
US20190257265A1 (en) * 2018-02-21 2019-08-22 Federal-Mogul Llc Coating to reduce coking deposits on steel pistons
US20210062753A1 (en) * 2019-08-27 2021-03-04 Man Energy Solutions Se Piston and cylinder of an internal combustion engine and internal combustion engine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50148407U (https=) * 1974-05-28 1975-12-09
JPS5735617Y2 (https=) * 1977-05-24 1982-08-06
JPS57200649U (https=) * 1981-06-17 1982-12-20
JPH0248737B2 (ja) * 1982-03-29 1990-10-26 Mitsubishi Heavy Ind Ltd Pisuton
JPS60141445U (ja) * 1984-02-29 1985-09-19 いすゞ自動車株式会社 内燃機関
JPS61120060U (https=) * 1985-01-14 1986-07-29
JPS61171858U (https=) * 1985-04-15 1986-10-25
JPS62137360U (https=) * 1986-02-24 1987-08-29
JPS62154250U (https=) * 1986-03-24 1987-09-30

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997003280A1 (en) * 1995-07-07 1997-01-30 Man B & W Diesel A/S An internal combustion engine having a coke scraping ring in a cylinder
DE19641703C1 (de) * 1996-10-10 1998-01-22 Daimler Benz Ag Zweitakt-Brennkraftmaschine
JP2007064133A (ja) * 2005-09-01 2007-03-15 Nissan Diesel Motor Co Ltd ピストン構造
EP2998617A1 (en) * 2014-09-19 2016-03-23 Man Diesel & Turbo, Filial Af Man Diesel & Turbo Se, Tyskland A top piston ring for a large two-stroke turbo-charged uniflow-scavenged internal combustion engine with crossheads
US20190257265A1 (en) * 2018-02-21 2019-08-22 Federal-Mogul Llc Coating to reduce coking deposits on steel pistons
US20210062753A1 (en) * 2019-08-27 2021-03-04 Man Energy Solutions Se Piston and cylinder of an internal combustion engine and internal combustion engine

Also Published As

Publication number Publication date
JP2023091625A (ja) 2023-06-30
KR20230094150A (ko) 2023-06-27
KR102885414B1 (ko) 2025-11-12

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