JP7746257B2 - 一対の摺動部品 - Google Patents

一対の摺動部品

Info

Publication number
JP7746257B2
JP7746257B2 JP2022516931A JP2022516931A JP7746257B2 JP 7746257 B2 JP7746257 B2 JP 7746257B2 JP 2022516931 A JP2022516931 A JP 2022516931A JP 2022516931 A JP2022516931 A JP 2022516931A JP 7746257 B2 JP7746257 B2 JP 7746257B2
Authority
JP
Japan
Prior art keywords
positive pressure
pressure generating
generating groove
sliding
seal ring
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
JP2022516931A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021215224A1 (https=
Inventor
雄大 根岸
優貴 前谷
裕貴 井上
涼介 内山
実憲 大沼
凱 山口
創 巻島
修 松本
宜昭 瀧ヶ平
浩二 渡邉
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.)
Eagle Industry Co Ltd
Original Assignee
Eagle Industry Co Ltd
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 Eagle Industry Co Ltd filed Critical Eagle Industry Co Ltd
Publication of JPWO2021215224A1 publication Critical patent/JPWO2021215224A1/ja
Application granted granted Critical
Publication of JP7746257B2 publication Critical patent/JP7746257B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • 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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3424—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with microcavities
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust bearings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1005—Construction relative to lubrication with gas, e.g. air, as lubricant
    • F16C33/101—Details of the bearing surface, e.g. means to generate pressure such as lobes or wedges
    • F16C33/1015—Pressure generating grooves
    • 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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • 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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/20—Application independent of particular apparatuses related to type of movement
    • F16C2300/22—High-speed rotation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Sealing (AREA)
JP2022516931A 2020-04-22 2021-04-02 一対の摺動部品 Active JP7746257B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020075820 2020-04-22
JP2020075820 2020-04-22
PCT/JP2021/014347 WO2021215224A1 (ja) 2020-04-22 2021-04-02 一対の摺動部品

Publications (2)

Publication Number Publication Date
JPWO2021215224A1 JPWO2021215224A1 (https=) 2021-10-28
JP7746257B2 true JP7746257B2 (ja) 2025-09-30

Family

ID=78269138

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022516931A Active JP7746257B2 (ja) 2020-04-22 2021-04-02 一対の摺動部品

Country Status (6)

Country Link
US (2) US20230167905A1 (https=)
EP (1) EP4141275A4 (https=)
JP (1) JP7746257B2 (https=)
KR (1) KR102826583B1 (https=)
CN (1) CN115427713A (https=)
WO (1) WO2021215224A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12049962B2 (en) 2019-02-04 2024-07-30 Eagle Industry Co., Ltd. Sliding component
CN113412370B (zh) * 2019-02-15 2023-03-10 伊格尔工业股份有限公司 滑动部件
WO2026004745A1 (ja) * 2024-06-28 2026-01-02 イーグル工業株式会社 一対の摺動部品
WO2026004744A1 (ja) * 2024-06-28 2026-01-02 イーグル工業株式会社 一対の摺動部品

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013035502A1 (ja) 2011-09-10 2013-03-14 イーグル工業株式会社 摺動部品
WO2016167262A1 (ja) 2015-04-15 2016-10-20 イーグル工業株式会社 摺動部品
JP2020173020A (ja) 2019-04-09 2020-10-22 イーグル工業株式会社 摺動部品

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2247505A (en) * 1939-01-13 1941-07-01 Joseph H Kohler Seal
NL130801C (https=) * 1961-02-10
US3957276A (en) * 1975-04-10 1976-05-18 Borg-Warner Corporation Mechanical seal with pressurized lubrication pockets
JPS59231268A (ja) * 1983-06-14 1984-12-25 Arai Pump Mfg Co Ltd メカニカルシ−ル
JPS59231269A (ja) * 1983-06-14 1984-12-25 Arai Pump Mfg Co Ltd メカニカルシ−ル
JPS60170286A (ja) 1984-02-14 1985-09-03 富士通株式会社 ガラスセラミツク基板の製造方法
JPS6231775A (ja) 1985-07-31 1987-02-10 Ebara Res Co Ltd 軸封装置
DE4409021A1 (de) * 1994-03-16 1995-09-21 Burgmann Dichtungswerk Feodor Berührungsfrei laufende, gasgeschmierte Gleitringdichtung
JP3781463B2 (ja) * 1995-11-10 2006-05-31 株式会社ニクニ メカニカルシール
US6152452A (en) * 1997-10-17 2000-11-28 Wang; Yuming Face seal with spiral grooves
JP4719414B2 (ja) * 2003-12-22 2011-07-06 イーグル工業株式会社 摺動部品
JP6279474B2 (ja) * 2012-09-11 2018-02-14 イーグル工業株式会社 摺動部品
JP2015231268A (ja) * 2014-06-04 2015-12-21 アスモ株式会社 回転電機
CN110168264B (zh) * 2017-01-30 2021-06-15 伊格尔工业股份有限公司 滑动部件
KR102498751B1 (ko) * 2018-08-01 2023-02-13 이구루코교 가부시기가이샤 슬라이딩 부품

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013035502A1 (ja) 2011-09-10 2013-03-14 イーグル工業株式会社 摺動部品
WO2016167262A1 (ja) 2015-04-15 2016-10-20 イーグル工業株式会社 摺動部品
JP2020173020A (ja) 2019-04-09 2020-10-22 イーグル工業株式会社 摺動部品

Also Published As

Publication number Publication date
WO2021215224A1 (ja) 2021-10-28
JPWO2021215224A1 (https=) 2021-10-28
EP4141275A4 (en) 2024-05-22
US20230167905A1 (en) 2023-06-01
KR20220160673A (ko) 2022-12-06
EP4141275A1 (en) 2023-03-01
US20260055815A1 (en) 2026-02-26
CN115427713A (zh) 2022-12-02
KR102826583B1 (ko) 2025-06-27

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