KR102826583B1 - 한 쌍의 슬라이딩 부품 - Google Patents

한 쌍의 슬라이딩 부품 Download PDF

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Publication number
KR102826583B1
KR102826583B1 KR1020227037943A KR20227037943A KR102826583B1 KR 102826583 B1 KR102826583 B1 KR 102826583B1 KR 1020227037943 A KR1020227037943 A KR 1020227037943A KR 20227037943 A KR20227037943 A KR 20227037943A KR 102826583 B1 KR102826583 B1 KR 102826583B1
Authority
KR
South Korea
Prior art keywords
static pressure
pressure generating
generating groove
sliding
groove
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
KR1020227037943A
Other languages
English (en)
Korean (ko)
Other versions
KR20220160673A (ko
Inventor
유타 네기시
유키 마에타니
히로키 이노우에
료수케 우치야마
미노리 오누마
가이 야마구치
소 마키시마
오사무 마츠모토
요시아키 타키가히라
코지 와타나베
Original Assignee
이구루코교 가부시기가이샤
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Publication of KR20220160673A publication Critical patent/KR20220160673A/ko
Application granted granted Critical
Publication of KR102826583B1 publication Critical patent/KR102826583B1/ko
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
    • 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)
KR1020227037943A 2020-04-22 2021-04-02 한 쌍의 슬라이딩 부품 Active KR102826583B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2020-075820 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
KR20220160673A KR20220160673A (ko) 2022-12-06
KR102826583B1 true KR102826583B1 (ko) 2025-06-27

Family

ID=78269138

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227037943A Active KR102826583B1 (ko) 2020-04-22 2021-04-02 한 쌍의 슬라이딩 부품

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

Family Cites Families (18)

* 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
US9151390B2 (en) 2011-09-10 2015-10-06 Eagle Industry Co., Ltd. Sliding parts
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
JP6444492B2 (ja) 2015-04-15 2018-12-26 イーグル工業株式会社 摺動部品
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
JP7475775B2 (ja) * 2019-04-09 2024-04-30 イーグル工業株式会社 摺動部品

Also Published As

Publication number Publication date
JP7746257B2 (ja) 2025-09-30
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

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