JP7739146B2 - 軸受 - Google Patents

軸受

Info

Publication number
JP7739146B2
JP7739146B2 JP2021185564A JP2021185564A JP7739146B2 JP 7739146 B2 JP7739146 B2 JP 7739146B2 JP 2021185564 A JP2021185564 A JP 2021185564A JP 2021185564 A JP2021185564 A JP 2021185564A JP 7739146 B2 JP7739146 B2 JP 7739146B2
Authority
JP
Japan
Prior art keywords
separator
contact
raceway
contact surface
annular
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
JP2021185564A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023072869A5 (enExample
JP2023072869A (ja
Inventor
都至 佐々木
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.)
Nippon Thompson Co Ltd
Original Assignee
Nippon Thompson 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
Priority to JP2021185564A priority Critical patent/JP7739146B2/ja
Application filed by Nippon Thompson Co Ltd filed Critical Nippon Thompson Co Ltd
Priority to EP22892464.3A priority patent/EP4431755A4/en
Priority to CN202280072677.9A priority patent/CN118176368A/zh
Priority to PCT/JP2022/037679 priority patent/WO2023084964A1/ja
Priority to US18/709,544 priority patent/US20250012319A1/en
Priority to TW111142103A priority patent/TW202321591A/zh
Publication of JP2023072869A publication Critical patent/JP2023072869A/ja
Publication of JP2023072869A5 publication Critical patent/JP2023072869A5/ja
Application granted granted Critical
Publication of JP7739146B2 publication Critical patent/JP7739146B2/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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/24—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly
    • F16C19/26—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for radial load mainly with a single row of rollers
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/40—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings with loose spacing bodies between the rollers
    • 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
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/37—Loose spacing bodies
    • F16C33/3706—Loose spacing bodies with concave surfaces conforming to the shape of the rolling elements, e.g. the spacing bodies are in sliding contact with the rolling elements
    • 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
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/37—Loose spacing bodies
    • F16C33/372—Loose spacing bodies rigid
    • 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
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/46—Cages for rollers or needles
    • F16C33/4688—Cages for rollers or needles with rolling elements with smaller diameter than the load carrying rollers, e.g. cages with counter-rotating spacers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
JP2021185564A 2021-11-15 2021-11-15 軸受 Active JP7739146B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2021185564A JP7739146B2 (ja) 2021-11-15 2021-11-15 軸受
CN202280072677.9A CN118176368A (zh) 2021-11-15 2022-10-07 轴承
PCT/JP2022/037679 WO2023084964A1 (ja) 2021-11-15 2022-10-07 軸受
US18/709,544 US20250012319A1 (en) 2021-11-15 2022-10-07 Bearing
EP22892464.3A EP4431755A4 (en) 2021-11-15 2022-10-07 Bearing
TW111142103A TW202321591A (zh) 2021-11-15 2022-11-04 軸承

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021185564A JP7739146B2 (ja) 2021-11-15 2021-11-15 軸受

Publications (3)

Publication Number Publication Date
JP2023072869A JP2023072869A (ja) 2023-05-25
JP2023072869A5 JP2023072869A5 (enExample) 2024-11-19
JP7739146B2 true JP7739146B2 (ja) 2025-09-16

Family

ID=86335635

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021185564A Active JP7739146B2 (ja) 2021-11-15 2021-11-15 軸受

Country Status (6)

Country Link
US (1) US20250012319A1 (enExample)
EP (1) EP4431755A4 (enExample)
JP (1) JP7739146B2 (enExample)
CN (1) CN118176368A (enExample)
TW (1) TW202321591A (enExample)
WO (1) WO2023084964A1 (enExample)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009287587A (ja) 2008-05-27 2009-12-10 Nippon Thompson Co Ltd 超薄形クロスローラ軸受
JP2016023707A (ja) 2014-07-18 2016-02-08 日本精工株式会社 自動調心ころ軸受
JP2018179078A (ja) 2017-04-07 2018-11-15 株式会社ジェイテクト 自動調心ころ軸受

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR744081A (enExample) * 1933-04-10
US3790239A (en) * 1972-06-15 1974-02-05 Dow Corning Gmbh Self-lubricating anti friction bearings
JPS591928U (ja) * 1982-03-11 1984-01-07 東邦精工株式会社 旋回ベアリング
US4799807A (en) * 1986-10-15 1989-01-24 Kazuo Kuroiwa Rolling bearing with rolling retainers
JPS63270916A (ja) * 1986-10-15 1988-11-08 Kazuo Kuroiwa 転がり軸受
FR2615575B1 (fr) * 1987-05-22 1994-01-14 Glaenzer Spicer Roulement a rouleaux coniques entrecroises, et application a un moyeu pour automobile
JP2003148479A (ja) * 2001-11-13 2003-05-21 Nsk Ltd 転がり軸受転がり軸受の製造方法
JP2006022864A (ja) 2004-07-07 2006-01-26 Koyo Seiko Co Ltd 玉軸受
JP2012047218A (ja) * 2010-08-25 2012-03-08 Jtekt Corp ころ軸受および工作機械
US11648741B2 (en) 2020-05-19 2023-05-16 The Boeing Company Methods of embedding an elongate susceptor within a thermoplastic body

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009287587A (ja) 2008-05-27 2009-12-10 Nippon Thompson Co Ltd 超薄形クロスローラ軸受
JP2016023707A (ja) 2014-07-18 2016-02-08 日本精工株式会社 自動調心ころ軸受
JP2018179078A (ja) 2017-04-07 2018-11-15 株式会社ジェイテクト 自動調心ころ軸受

Also Published As

Publication number Publication date
US20250012319A1 (en) 2025-01-09
EP4431755A4 (en) 2025-03-12
TW202321591A (zh) 2023-06-01
WO2023084964A1 (ja) 2023-05-19
CN118176368A (zh) 2024-06-11
EP4431755A1 (en) 2024-09-18
JP2023072869A (ja) 2023-05-25

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