JPWO2023286227A1 - - Google Patents

Info

Publication number
JPWO2023286227A1
JPWO2023286227A1 JP2023534531A JP2023534531A JPWO2023286227A1 JP WO2023286227 A1 JPWO2023286227 A1 JP WO2023286227A1 JP 2023534531 A JP2023534531 A JP 2023534531A JP 2023534531 A JP2023534531 A JP 2023534531A JP WO2023286227 A1 JPWO2023286227 A1 JP WO2023286227A1
Authority
JP
Japan
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
JP2023534531A
Other languages
Japanese (ja)
Other versions
JPWO2023286227A5 (en
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 filed Critical
Publication of JPWO2023286227A1 publication Critical patent/JPWO2023286227A1/ja
Publication of JPWO2023286227A5 publication Critical patent/JPWO2023286227A5/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/20—Making machine elements valve parts
    • B21K1/22—Making machine elements valve parts poppet valves, e.g. for internal-combustion engines
    • 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
    • F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group
    • 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
    • F01L3/24—Safety means or accessories, not provided for in preceding sub- groups of this group
JP2023534531A 2021-07-15 2021-07-15 Pending JPWO2023286227A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/026549 WO2023286227A1 (en) 2021-07-15 2021-07-15 Method for manufacturing hollow engine valve

Publications (2)

Publication Number Publication Date
JPWO2023286227A1 true JPWO2023286227A1 (en) 2023-01-19
JPWO2023286227A5 JPWO2023286227A5 (en) 2023-12-05

Family

ID=84919791

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023534531A Pending JPWO2023286227A1 (en) 2021-07-15 2021-07-15

Country Status (2)

Country Link
JP (1) JPWO2023286227A1 (en)
WO (1) WO2023286227A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0696177B2 (en) * 1986-02-05 1994-11-30 富士バルブ株式会社 Engine valve manufacturing method
JP3567264B2 (en) * 1996-10-28 2004-09-22 愛三工業株式会社 Hot extrusion forging die for titanium
JP2000033452A (en) * 1998-07-17 2000-02-02 Fuji Oozx Inc Press apparatus for work
JP2000033453A (en) * 1998-07-17 2000-02-02 Fuji Oozx Inc Press apparatus for work
JP4390291B1 (en) * 2008-09-18 2009-12-24 株式会社 吉村カンパニー Method for manufacturing valve head part of hollow engine valve and hollow engine valve
JP6215156B2 (en) * 2014-08-27 2017-10-18 フジホローバルブ株式会社 Hollow engine valve and manufacturing method thereof
DE102017114554A1 (en) * 2017-06-29 2019-01-03 Federal-Mogul Valvetrain Gmbh A method of manufacturing an internally cooled valve having a cooling structure and a valve made by the method

Also Published As

Publication number Publication date
WO2023286227A1 (en) 2023-01-19

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Legal Events

Date Code Title Description
A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A527

Effective date: 20230302

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230905