EP4219928A4 - Internal combustion engine and transportation device - Google Patents

Internal combustion engine and transportation device Download PDF

Info

Publication number
EP4219928A4
EP4219928A4 EP21957736.8A EP21957736A EP4219928A4 EP 4219928 A4 EP4219928 A4 EP 4219928A4 EP 21957736 A EP21957736 A EP 21957736A EP 4219928 A4 EP4219928 A4 EP 4219928A4
Authority
EP
European Patent Office
Prior art keywords
combustion engine
internal combustion
transportation device
transportation
engine
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
EP21957736.8A
Other languages
German (de)
French (fr)
Other versions
EP4219928A1 (en
Inventor
Keita Watanabe
Hirotaka Kurita
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co Ltd
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 Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of EP4219928A1 publication Critical patent/EP4219928A1/en
Publication of EP4219928A4 publication Critical patent/EP4219928A4/en
Pending 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 
    • F02F3/10—Pistons  having surface coverings
    • F02F3/105—Pistons  having surface coverings the coverings forming a double skirt
EP21957736.8A 2021-12-14 2021-12-14 Internal combustion engine and transportation device Pending EP4219928A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/045975 WO2023112124A1 (en) 2021-12-14 2021-12-14 Internal combustion engine and transportation device

Publications (2)

Publication Number Publication Date
EP4219928A1 EP4219928A1 (en) 2023-08-02
EP4219928A4 true EP4219928A4 (en) 2023-11-29

Family

ID=86774085

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21957736.8A Pending EP4219928A4 (en) 2021-12-14 2021-12-14 Internal combustion engine and transportation device

Country Status (2)

Country Link
EP (1) EP4219928A4 (en)
WO (1) WO2023112124A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59108850A (en) * 1982-12-14 1984-06-23 Mazda Motor Corp Engine piston
JPH01253553A (en) * 1988-04-01 1989-10-09 Honda Motor Co Ltd Combination of cylinder sleeve and piston of internal combustion engine
JPH0797517A (en) * 1993-08-03 1995-04-11 Toyota Motor Corp Sliding resin composition
JP2004144014A (en) * 2002-10-24 2004-05-20 Ntn Corp Internal combustion engine piston
KR20210144258A (en) * 2020-05-22 2021-11-30 동서페더럴모굴 주식회사 Method For Treating Surface Of Piston Applying Laser Surface Activation Equipment, And The accordingly Processed Piston For Automobile

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6485952B2 (en) 2015-03-23 2019-03-20 日立オートモティブシステムズ株式会社 Piston for internal combustion engine or surface treatment method for piston of internal combustion engine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59108850A (en) * 1982-12-14 1984-06-23 Mazda Motor Corp Engine piston
JPH01253553A (en) * 1988-04-01 1989-10-09 Honda Motor Co Ltd Combination of cylinder sleeve and piston of internal combustion engine
JPH0797517A (en) * 1993-08-03 1995-04-11 Toyota Motor Corp Sliding resin composition
JP2004144014A (en) * 2002-10-24 2004-05-20 Ntn Corp Internal combustion engine piston
KR20210144258A (en) * 2020-05-22 2021-11-30 동서페더럴모굴 주식회사 Method For Treating Surface Of Piston Applying Laser Surface Activation Equipment, And The accordingly Processed Piston For Automobile

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023112124A1 *

Also Published As

Publication number Publication date
EP4219928A1 (en) 2023-08-02
WO2023112124A1 (en) 2023-06-22

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: KURITA, HIROTAKA

Inventor name: WATANABE, KEITA

A4 Supplementary search report drawn up and despatched

Effective date: 20231027

RIC1 Information provided on ipc code assigned before grant

Ipc: F02F 1/00 20060101AFI20231023BHEP