KR20240038065A - 슬라이딩 부품 - Google Patents

슬라이딩 부품 Download PDF

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Publication number
KR20240038065A
KR20240038065A KR1020247006435A KR20247006435A KR20240038065A KR 20240038065 A KR20240038065 A KR 20240038065A KR 1020247006435 A KR1020247006435 A KR 1020247006435A KR 20247006435 A KR20247006435 A KR 20247006435A KR 20240038065 A KR20240038065 A KR 20240038065A
Authority
KR
South Korea
Prior art keywords
groove
fluid
space
sliding
fluid outlet
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
Application number
KR1020247006435A
Other languages
English (en)
Korean (ko)
Inventor
유이치로 토쿠나가
타케시 호소에
히카루 카토리
소 마키시마
유타 네기시
유키 마에타니
미노리 오누마
사야카 미야자키
히로시 스즈키
Original Assignee
이구루코교 가부시기가이샤
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 이구루코교 가부시기가이샤 filed Critical 이구루코교 가부시기가이샤
Publication of KR20240038065A publication Critical patent/KR20240038065A/ko
Pending 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
    • F16J15/34—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
    • 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
    • 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
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
    • 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
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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
    • F16C33/72—Sealings
    • F16C33/74—Sealings of sliding-contact 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Sealing (AREA)
KR1020247006435A 2021-08-25 2022-08-22 슬라이딩 부품 Pending KR20240038065A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2021137305 2021-08-25
JPJP-P-2021-137305 2021-08-25
JP2022080279 2022-05-16
JPJP-P-2022-080279 2022-05-16
PCT/JP2022/031493 WO2023027002A1 (ja) 2021-08-25 2022-08-22 摺動部品

Publications (1)

Publication Number Publication Date
KR20240038065A true KR20240038065A (ko) 2024-03-22

Family

ID=85322284

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247006435A Pending KR20240038065A (ko) 2021-08-25 2022-08-22 슬라이딩 부품

Country Status (4)

Country Link
EP (3) EP4722568A2 (https=)
JP (1) JPWO2023027002A1 (https=)
KR (1) KR20240038065A (https=)
WO (1) WO2023027002A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026083929A1 (ja) * 2024-10-18 2026-04-23 イーグル工業株式会社 摺動部品

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6444492U (https=) 1987-09-11 1989-03-16

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499653A (en) * 1968-06-05 1970-03-10 Crane Packing Co Rotary mechanical seal of the gap type
US5224714A (en) * 1990-07-18 1993-07-06 Ebara Corporation Noncontacting face seal
JP2563081B2 (ja) * 1994-03-22 1996-12-11 日本ピラー工業株式会社 非接触形軸封装置
CN1167890C (zh) * 2001-01-18 2004-09-22 王玉明 可双向旋转的螺旋槽端面密封装置
US7377518B2 (en) * 2004-05-28 2008-05-27 John Crane Inc. Mechanical seal ring assembly with hydrodynamic pumping mechanism
JP6479023B2 (ja) * 2014-09-04 2019-03-06 イーグル工業株式会社 メカニカルシール
JP6444492B2 (ja) 2015-04-15 2018-12-26 イーグル工業株式会社 摺動部品
US12259043B2 (en) * 2019-02-04 2025-03-25 Eagle Industry Co., Ltd. Sliding component
EP3926188B1 (en) * 2019-02-15 2024-08-21 Eagle Industry Co., Ltd. Sliding components
JP7475775B2 (ja) * 2019-04-09 2024-04-30 イーグル工業株式会社 摺動部品
KR102616659B1 (ko) * 2019-04-24 2023-12-21 이구루코교 가부시기가이샤 슬라이딩 부품

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6444492U (https=) 1987-09-11 1989-03-16

Also Published As

Publication number Publication date
EP4722569A2 (en) 2026-04-08
JPWO2023027002A1 (https=) 2023-03-02
EP4722568A2 (en) 2026-04-08
EP4394215A1 (en) 2024-07-03
WO2023027002A1 (ja) 2023-03-02
EP4394215A4 (en) 2025-08-06

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