JP7175428B1 - 密封構造および密封方法 - Google Patents

密封構造および密封方法 Download PDF

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Publication number
JP7175428B1
JP7175428B1 JP2022544310A JP2022544310A JP7175428B1 JP 7175428 B1 JP7175428 B1 JP 7175428B1 JP 2022544310 A JP2022544310 A JP 2022544310A JP 2022544310 A JP2022544310 A JP 2022544310A JP 7175428 B1 JP7175428 B1 JP 7175428B1
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JP
Japan
Prior art keywords
rod
sealing
pressure space
peripheral surface
outer peripheral
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
JP2022544310A
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English (en)
Japanese (ja)
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JPWO2022210480A1 (enExample
JPWO2022210480A5 (enExample
Inventor
篤史 池田
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 JPWO2022210480A1 publication Critical patent/JPWO2022210480A1/ja
Priority to JP2022178321A priority Critical patent/JP2022190167A/ja
Application granted granted Critical
Publication of JP7175428B1 publication Critical patent/JP7175428B1/ja
Publication of JPWO2022210480A5 publication Critical patent/JPWO2022210480A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16J15/56—Other sealings for reciprocating rods
    • 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
    • F16J15/3228—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip formed by deforming a flat ring
    • 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
    • F16J15/164—Sealings between relatively-moving surfaces the sealing action depending on movements; pressure difference, temperature or presence of leaking fluid
    • 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
    • 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
    • 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
    • F16J15/324—Arrangements for lubrication or cooling of the sealing itself
    • 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
    • F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
    • F16J15/3252—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports
    • F16J15/3256—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
JP2022544310A 2021-03-30 2022-03-28 密封構造および密封方法 Active JP7175428B1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022178321A JP2022190167A (ja) 2021-03-30 2022-11-07 密封構造および密封方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021056971 2021-03-30
JP2021056971 2021-03-30
PCT/JP2022/014848 WO2022210480A1 (ja) 2021-03-30 2022-03-28 密封構造および密封方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022178321A Division JP2022190167A (ja) 2021-03-30 2022-11-07 密封構造および密封方法

Publications (3)

Publication Number Publication Date
JPWO2022210480A1 JPWO2022210480A1 (enExample) 2022-10-06
JP7175428B1 true JP7175428B1 (ja) 2022-11-18
JPWO2022210480A5 JPWO2022210480A5 (enExample) 2023-02-28

Family

ID=83459126

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022544310A Active JP7175428B1 (ja) 2021-03-30 2022-03-28 密封構造および密封方法
JP2022178321A Pending JP2022190167A (ja) 2021-03-30 2022-11-07 密封構造および密封方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2022178321A Pending JP2022190167A (ja) 2021-03-30 2022-11-07 密封構造および密封方法

Country Status (6)

Country Link
US (1) US20240167570A1 (enExample)
EP (1) EP4317750A4 (enExample)
JP (2) JP7175428B1 (enExample)
KR (1) KR20230145489A (enExample)
CN (1) CN117043495A (enExample)
WO (1) WO2022210480A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7310778B2 (ja) * 2020-10-16 2023-07-19 株式会社デンソー バルブ装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008144784A (ja) * 2006-12-06 2008-06-26 Nok Corp パッキン及びシーリングシステム
US20130119611A1 (en) * 2011-11-15 2013-05-16 Harald Kofler Pressure balanced radial rotary shaft seal
WO2019073808A1 (ja) * 2017-10-13 2019-04-18 Nok株式会社 密封装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434484A (en) * 1945-02-09 1948-01-13 Garlock Packing Co Oil seal
US2750212A (en) * 1952-10-09 1956-06-12 Renniks Company Plastic seal
US3951478A (en) * 1975-05-22 1976-04-20 Gte Laboratories Incorporated Vacuum assembly
US5975538A (en) * 1997-06-19 1999-11-02 John Crane Inc. Radial lip shaft seal
EP2668422A4 (en) * 2011-01-28 2016-05-25 Skf Publ Ab REINFORCED SEAL FOR ROTATING SHAFTS
JP6663630B2 (ja) * 2014-04-16 2020-03-13 Nok株式会社 密封装置
DE102016208697A1 (de) * 2016-05-20 2017-11-23 Trelleborg Sealing Solutions Germany Gmbh Rotationsdichtungsanordnung mit druckaktivierbarer Rotationsdichtung sowie Rotationsdichtung
US12313164B2 (en) * 2019-06-11 2025-05-27 Nok Corporation Sealing device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008144784A (ja) * 2006-12-06 2008-06-26 Nok Corp パッキン及びシーリングシステム
US20130119611A1 (en) * 2011-11-15 2013-05-16 Harald Kofler Pressure balanced radial rotary shaft seal
WO2019073808A1 (ja) * 2017-10-13 2019-04-18 Nok株式会社 密封装置

Also Published As

Publication number Publication date
KR20230145489A (ko) 2023-10-17
JPWO2022210480A1 (enExample) 2022-10-06
US20240167570A1 (en) 2024-05-23
CN117043495A (zh) 2023-11-10
WO2022210480A1 (ja) 2022-10-06
EP4317750A4 (en) 2025-03-26
JP2022190167A (ja) 2022-12-22
EP4317750A1 (en) 2024-02-07

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