JPWO2023027002A1 - - Google Patents

Info

Publication number
JPWO2023027002A1
JPWO2023027002A1 JP2023543886A JP2023543886A JPWO2023027002A1 JP WO2023027002 A1 JPWO2023027002 A1 JP WO2023027002A1 JP 2023543886 A JP2023543886 A JP 2023543886A JP 2023543886 A JP2023543886 A JP 2023543886A JP WO2023027002 A1 JPWO2023027002 A1 JP WO2023027002A1
Authority
JP
Japan
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
JP2023543886A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPWO2023027002A1 publication Critical patent/JPWO2023027002A1/ja
Pending legal-status Critical Current

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
    • 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)
JP2023543886A 2021-08-25 2022-08-22 Pending JPWO2023027002A1 (https=)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
JPWO2023027002A1 true JPWO2023027002A1 (https=) 2023-03-02

Family

ID=85322284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023543886A Pending JPWO2023027002A1 (https=) 2021-08-25 2022-08-22

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 (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933614B1 (https=) * 1968-06-05 1974-09-07
JPH07260009A (ja) * 1994-03-22 1995-10-13 Nippon Pillar Packing Co Ltd 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
WO2016035860A1 (ja) * 2014-09-04 2016-03-10 イーグル工業株式会社 メカニカルシール
WO2020162348A1 (ja) * 2019-02-04 2020-08-13 イーグル工業株式会社 摺動部品
WO2020166588A1 (ja) * 2019-02-15 2020-08-20 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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0620155Y2 (ja) 1987-09-11 1994-05-25 シチズン時計株式会社 時計の時刻修正機構
US5224714A (en) * 1990-07-18 1993-07-06 Ebara Corporation Noncontacting face seal
US7377518B2 (en) * 2004-05-28 2008-05-27 John Crane Inc. Mechanical seal ring assembly with hydrodynamic pumping mechanism
JP6444492B2 (ja) 2015-04-15 2018-12-26 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 (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933614B1 (https=) * 1968-06-05 1974-09-07
JPH07260009A (ja) * 1994-03-22 1995-10-13 Nippon Pillar Packing Co Ltd 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
WO2016035860A1 (ja) * 2014-09-04 2016-03-10 イーグル工業株式会社 メカニカルシール
WO2020162348A1 (ja) * 2019-02-04 2020-08-13 イーグル工業株式会社 摺動部品
WO2020166588A1 (ja) * 2019-02-15 2020-08-20 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
KR20240038065A (ko) 2024-03-22
EP4722569A2 (en) 2026-04-08
EP4722568A2 (en) 2026-04-08
EP4394215A1 (en) 2024-07-03
WO2023027002A1 (ja) 2023-03-02
EP4394215A4 (en) 2025-08-06

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