KR20250027632A - 내연기관의 실린더 헤드 및 내연기관 - Google Patents

내연기관의 실린더 헤드 및 내연기관 Download PDF

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Publication number
KR20250027632A
KR20250027632A KR1020247038742A KR20247038742A KR20250027632A KR 20250027632 A KR20250027632 A KR 20250027632A KR 1020247038742 A KR1020247038742 A KR 1020247038742A KR 20247038742 A KR20247038742 A KR 20247038742A KR 20250027632 A KR20250027632 A KR 20250027632A
Authority
KR
South Korea
Prior art keywords
valve
umbrella
internal combustion
combustion engine
cylinder head
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
KR1020247038742A
Other languages
English (en)
Korean (ko)
Inventor
이태환
소이치 타나베
아츠유키 이치미야
Original Assignee
가부시키가이샤 니탄
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 가부시키가이샤 니탄 filed Critical 가부시키가이샤 니탄
Publication of KR20250027632A publication Critical patent/KR20250027632A/ko
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/12—Cooling of valves
    • F01L3/14—Cooling of valves by means of a liquid or solid coolant, e.g. sodium, in a closed chamber in a valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
KR1020247038742A 2022-07-14 2022-07-14 내연기관의 실린더 헤드 및 내연기관 Pending KR20250027632A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/027655 WO2024013918A1 (ja) 2022-07-14 2022-07-14 内燃機関のシリンダヘッド及び内燃機関

Publications (1)

Publication Number Publication Date
KR20250027632A true KR20250027632A (ko) 2025-02-27

Family

ID=89536237

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247038742A Pending KR20250027632A (ko) 2022-07-14 2022-07-14 내연기관의 실린더 헤드 및 내연기관

Country Status (5)

Country Link
JP (1) JPWO2024013918A1 (https=)
KR (1) KR20250027632A (https=)
DE (1) DE112022007542T5 (https=)
FI (1) FI20255073A1 (https=)
WO (1) WO2024013918A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6356361U (https=) 1986-09-29 1988-04-15

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5322930A (en) * 1976-08-17 1978-03-02 Komatsu Ltd Exhaust valv e
US4976248A (en) * 1989-04-03 1990-12-11 James Rowe Apparatus for the generation of turbulence in internal combustion engines
US5413073A (en) * 1993-04-01 1995-05-09 Eaton Corporation Ultra light engine valve
JP3885071B2 (ja) * 2004-07-13 2007-02-21 裕紹 辻 水素エンジン

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6356361U (https=) 1986-09-29 1988-04-15

Also Published As

Publication number Publication date
DE112022007542T5 (de) 2025-06-18
FI20255073A1 (en) 2025-01-31
JPWO2024013918A1 (https=) 2024-01-18
WO2024013918A1 (ja) 2024-01-18

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Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
D13-X000 Search requested

St.27 status event code: A-1-2-D10-D13-srh-X000