JP7644771B2 - 密封装置 - Google Patents

密封装置 Download PDF

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Publication number
JP7644771B2
JP7644771B2 JP2022550398A JP2022550398A JP7644771B2 JP 7644771 B2 JP7644771 B2 JP 7644771B2 JP 2022550398 A JP2022550398 A JP 2022550398A JP 2022550398 A JP2022550398 A JP 2022550398A JP 7644771 B2 JP7644771 B2 JP 7644771B2
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JP
Japan
Prior art keywords
inner member
sealing device
inclined surface
atmosphere
lip edge
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.)
Active
Application number
JP2022550398A
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English (en)
Japanese (ja)
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JPWO2022059360A5 (https=
JPWO2022059360A1 (https=
Inventor
裕香 山口
耕吉 濱本
英明 長浜谷
祐貴 佐藤
賢哉 吉岡
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 JPWO2022059360A1 publication Critical patent/JPWO2022059360A1/ja
Publication of JPWO2022059360A5 publication Critical patent/JPWO2022059360A5/ja
Application granted granted Critical
Publication of JP7644771B2 publication Critical patent/JP7644771B2/ja
Active legal-status Critical Current
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Classifications

    • 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
    • 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
    • F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
    • 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
    • F16J15/3208—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
    • F16J15/3212—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings with metal springs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
JP2022550398A 2020-09-15 2021-07-29 密封装置 Active JP7644771B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020154931 2020-09-15
JP2020154931 2020-09-15
PCT/JP2021/028204 WO2022059360A1 (ja) 2020-09-15 2021-07-29 密封装置

Publications (3)

Publication Number Publication Date
JPWO2022059360A1 JPWO2022059360A1 (https=) 2022-03-24
JPWO2022059360A5 JPWO2022059360A5 (https=) 2023-06-02
JP7644771B2 true JP7644771B2 (ja) 2025-03-12

Family

ID=80775813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022550398A Active JP7644771B2 (ja) 2020-09-15 2021-07-29 密封装置

Country Status (6)

Country Link
US (1) US12590637B2 (https=)
EP (1) EP4215779A4 (https=)
JP (1) JP7644771B2 (https=)
KR (1) KR20230045090A (https=)
CN (1) CN116057304A (https=)
WO (1) WO2022059360A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2024106416A1 (https=) * 2022-11-17 2024-05-23
CN119244746B (zh) * 2024-12-05 2025-03-11 宁国市四方精工机械股份有限公司 一种汽轮机主气门用轴承座油封

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001173798A (ja) 1999-12-20 2001-06-26 Arai Pump Mfg Co Ltd ねじ付オイルシール
WO2015053170A1 (ja) 2013-10-10 2015-04-16 Nok株式会社 密封装置
WO2020045070A1 (ja) 2018-08-28 2020-03-05 Nok株式会社 密封装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845310Y2 (ja) 1979-02-26 1983-10-14 三谷セキサン株式会社 分水ブロツク
JPS5749949U (https=) * 1980-09-05 1982-03-20
JP2558504B2 (ja) 1988-06-13 1996-11-27 光洋精工株式会社 オイルシール
JP3278349B2 (ja) 1995-05-25 2002-04-30 エヌオーケー株式会社 密封装置
US5759466A (en) 1995-05-25 1998-06-02 Nok Corporation Method of making lip-type oil seals having improved sealing edge
JP3404615B2 (ja) * 1996-07-02 2003-05-12 光洋シーリングテクノ株式会社 オイルシール
JPH11311338A (ja) 1998-02-27 1999-11-09 Nok Corp オイルシ―ル
JP4366897B2 (ja) * 2002-02-28 2009-11-18 Ｎｏｋ株式会社 成形型の加工方法
JP2005172061A (ja) 2003-12-09 2005-06-30 Nok Corp 密封装置
JP5637172B2 (ja) * 2012-04-27 2014-12-10 Nok株式会社 密封装置
JP6177582B2 (ja) * 2013-05-14 2017-08-09 Nok株式会社 密封装置
JP6267475B2 (ja) * 2013-10-04 2018-01-24 Nok株式会社 密封装置
EP3260743B1 (en) * 2015-03-31 2021-05-12 NOK Corporation Sealing apparatus
JP6809847B2 (ja) * 2016-09-01 2021-01-06 Nok株式会社 密封装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001173798A (ja) 1999-12-20 2001-06-26 Arai Pump Mfg Co Ltd ねじ付オイルシール
WO2015053170A1 (ja) 2013-10-10 2015-04-16 Nok株式会社 密封装置
WO2020045070A1 (ja) 2018-08-28 2020-03-05 Nok株式会社 密封装置

Also Published As

Publication number Publication date
KR20230045090A (ko) 2023-04-04
CN116057304A (zh) 2023-05-02
US20240026977A1 (en) 2024-01-25
EP4215779A4 (en) 2024-10-09
US12590637B2 (en) 2026-03-31
WO2022059360A1 (ja) 2022-03-24
JPWO2022059360A1 (https=) 2022-03-24
EP4215779A1 (en) 2023-07-26

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