CN114746678A - 阀杆密封件 - Google Patents
阀杆密封件 Download PDFInfo
- 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
- seal
- cylindrical portion
- valve stem
- slip
- 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
Links
Images
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)
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 (ja) |
CN (1) | CN114746678A (ja) |
WO (1) | WO2021220576A1 (ja) |
Family Cites Families (6)
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 |
US6901902B1 (en) * | 2004-02-25 | 2005-06-07 | Freudenberg-Nok General Partnership | Two-piece valve stem seal |
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 |
US10557389B2 (en) * | 2018-04-04 | 2020-02-11 | Freudenberg Sealing Technologies S.A.S. Di Externa Italia S.R.L.U. | Gasket for a valve of an internal combustion engine |
-
2021
- 2021-02-09 WO PCT/JP2021/004719 patent/WO2021220576A1/ja active Application Filing
- 2021-02-09 CN CN202180006892.4A patent/CN114746678A/zh active Pending
- 2021-02-09 JP JP2022518611A patent/JPWO2021220576A1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPWO2021220576A1 (ja) | 2021-11-04 |
WO2021220576A1 (ja) | 2021-11-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7513506B2 (en) | Plunger seal for pump | |
EP2290267B1 (en) | Sealing device | |
US8123229B2 (en) | Lip type seal | |
JP5216084B2 (ja) | リップタイプシール | |
US8764018B2 (en) | Seal arrangement, especially for high pressure applications, preferably for use in CO2 compressors | |
US10767519B2 (en) | Valve stem seal and hermetic sealing structure | |
US20120235361A1 (en) | Sealing Device | |
CN107429802B (zh) | 液压式自动张紧器 | |
US7523742B2 (en) | Combustion gas seal for fuel injection valve | |
JP2004176881A (ja) | 密封装置 | |
CN114746678A (zh) | 阀杆密封件 | |
JP2010216567A (ja) | バルブステムシール | |
US20210172525A1 (en) | Sealing device | |
JP3155483B2 (ja) | バルブステムシール | |
JP2016223558A (ja) | 密封構造 | |
CN110173318B (zh) | 一种密封装置及密封构造 | |
JP2017009047A (ja) | 密封装置 | |
JP2019044898A (ja) | バルブステムシール | |
JP2016223559A (ja) | 密封構造 | |
WO2019131015A1 (ja) | 密封構造 | |
JPWO2020189612A1 (ja) | 密封装置 | |
JP2016098933A (ja) | バルブステムシール | |
JP2021127785A (ja) | クラッチピストン機構 | |
CN114341478A (zh) | 密封装置 | |
JP2016223557A (ja) | バルブステムシール |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |