CN114746678A - 阀杆密封件 - Google Patents

阀杆密封件 Download PDF

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Publication number
CN114746678A
CN114746678A CN202180006892.4A CN202180006892A CN114746678A CN 114746678 A CN114746678 A CN 114746678A CN 202180006892 A CN202180006892 A CN 202180006892A CN 114746678 A CN114746678 A CN 114746678A
Authority
CN
China
Prior art keywords
inner ring
valve stem
seal
cylindrical portion
valve
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
CN202180006892.4A
Other languages
English (en)
Chinese (zh)
Inventor
稀代昌道
西村宣宏
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.)
Nok Corp
Original Assignee
Nok 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 Nok Corp filed Critical Nok Corp
Publication of CN114746678A publication Critical patent/CN114746678A/zh
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
    • F01L3/08—Valves guides; Sealing of valve stem, e.g. sealing by lubricant
    • 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
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
CN202180006892.4A 2020-04-28 2021-02-09 阀杆密封件 Pending CN114746678A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-079733 2020-04-28
JP2020079733 2020-04-28
PCT/JP2021/004719 WO2021220576A1 (ja) 2020-04-28 2021-02-09 バルブステムシール

Publications (1)

Publication Number Publication Date
CN114746678A true CN114746678A (zh) 2022-07-12

Family

ID=78331906

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180006892.4A Pending CN114746678A (zh) 2020-04-28 2021-02-09 阀杆密封件

Country Status (3)

Country Link
JP (1) JPWO2021220576A1 (https=)
CN (1) CN114746678A (https=)
WO (1) WO2021220576A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005249200A (ja) * 2004-02-25 2005-09-15 Freudenberg-Nok General Partnership ツーピース弁軸シール
EP2236867A1 (en) * 2009-04-03 2010-10-06 Carl Freudenberg KG Sealing Device
JP2016223559A (ja) * 2015-06-01 2016-12-28 Nok株式会社 密封構造
CN109268506A (zh) * 2017-07-18 2019-01-25 中西金属工业株式会社 旋转用密封件
CN110173318A (zh) * 2018-02-19 2019-08-27 Nok株式会社 一种密封装置及密封构造
EP3550181A1 (en) * 2018-04-04 2019-10-09 Freudenberg Sealing Technologies S.A.S Di Externa Italia S.R.L.U A gasket for a valve of an internal combustion engine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3907001A1 (de) * 1988-05-13 1989-11-23 Goetze Ag Montagevorrichtung fuer ventilfederteller von brennkraftmaschinen
JPH056109U (ja) * 1991-07-05 1993-01-29 エヌオーケー株式会社 オイルシール
US9500106B2 (en) * 2009-05-20 2016-11-22 Freudenberg—NOK General Partnership Two-piece valve stem seal
US9416690B2 (en) * 2009-07-30 2016-08-16 Freudenberg-Nok General Partnership Reduced inertia valve stem seal flange

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005249200A (ja) * 2004-02-25 2005-09-15 Freudenberg-Nok General Partnership ツーピース弁軸シール
EP2236867A1 (en) * 2009-04-03 2010-10-06 Carl Freudenberg KG Sealing Device
JP2016223559A (ja) * 2015-06-01 2016-12-28 Nok株式会社 密封構造
CN109268506A (zh) * 2017-07-18 2019-01-25 中西金属工业株式会社 旋转用密封件
CN110173318A (zh) * 2018-02-19 2019-08-27 Nok株式会社 一种密封装置及密封构造
EP3550181A1 (en) * 2018-04-04 2019-10-09 Freudenberg Sealing Technologies S.A.S Di Externa Italia S.R.L.U A gasket for a valve of an internal combustion engine

Also Published As

Publication number Publication date
JPWO2021220576A1 (https=) 2021-11-04
WO2021220576A1 (ja) 2021-11-04

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Legal Events

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PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20220712

WD01 Invention patent application deemed withdrawn after publication