JP6311273B2 - アンギュラ玉軸受及び歯科エアタービン - Google Patents

アンギュラ玉軸受及び歯科エアタービン Download PDF

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Publication number
JP6311273B2
JP6311273B2 JP2013228233A JP2013228233A JP6311273B2 JP 6311273 B2 JP6311273 B2 JP 6311273B2 JP 2013228233 A JP2013228233 A JP 2013228233A JP 2013228233 A JP2013228233 A JP 2013228233A JP 6311273 B2 JP6311273 B2 JP 6311273B2
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Japan
Prior art keywords
inner ring
outer ring
peripheral portion
raceway surface
axial direction
Prior art date
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Active
Application number
JP2013228233A
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English (en)
Japanese (ja)
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JP2015086994A (ja
JP2015086994A5 (enExample
Inventor
鈴木　弘典
弘典 鈴木
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.)
NSK Ltd
Original Assignee
NSK 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 NSK Ltd filed Critical NSK Ltd
Priority to JP2013228233A priority Critical patent/JP6311273B2/ja
Priority to CN201420621858.5U priority patent/CN204437065U/zh
Priority to DE201420105257 priority patent/DE202014105257U1/de
Publication of JP2015086994A publication Critical patent/JP2015086994A/ja
Publication of JP2015086994A5 publication Critical patent/JP2015086994A5/ja
Application granted granted Critical
Publication of JP6311273B2 publication Critical patent/JP6311273B2/ja
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Anticipated expiration legal-status Critical

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/08—Machine parts specially adapted for dentistry
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/02—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools
    • A61C1/05—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools with turbine drive
    • 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
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
    • 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
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/767—Sealings of ball or roller bearings integral with the race
    • 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
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/80—Labyrinth sealings
    • 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
    • F16C2316/00—Apparatus in health or amusement
    • F16C2316/10—Apparatus in health or amusement in medical appliances, e.g. in diagnosis, dentistry, instruments, prostheses, medical imaging appliances
    • F16C2316/13—Dental machines

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dentistry (AREA)
  • Rolling Contact Bearings (AREA)
  • Sealing Of Bearings (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
JP2013228233A 2013-11-01 2013-11-01 アンギュラ玉軸受及び歯科エアタービン Active JP6311273B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2013228233A JP6311273B2 (ja) 2013-11-01 2013-11-01 アンギュラ玉軸受及び歯科エアタービン
CN201420621858.5U CN204437065U (zh) 2013-11-01 2014-10-24 角接触球轴承及齿科气压式手机
DE201420105257 DE202014105257U1 (de) 2013-11-01 2014-11-03 Schrägwälzlager und zahnärztliche Luftturbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013228233A JP6311273B2 (ja) 2013-11-01 2013-11-01 アンギュラ玉軸受及び歯科エアタービン

Publications (3)

Publication Number Publication Date
JP2015086994A JP2015086994A (ja) 2015-05-07
JP2015086994A5 JP2015086994A5 (enExample) 2017-01-05
JP6311273B2 true JP6311273B2 (ja) 2018-04-18

Family

ID=52010146

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013228233A Active JP6311273B2 (ja) 2013-11-01 2013-11-01 アンギュラ玉軸受及び歯科エアタービン

Country Status (3)

Country Link
JP (1) JP6311273B2 (enExample)
CN (1) CN204437065U (enExample)
DE (1) DE202014105257U1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10117724B2 (en) * 2014-12-25 2018-11-06 Nsk Ltd. Bearing unit for air turbine
EP3656339B1 (en) * 2018-11-16 2021-07-21 DENTSPLY SIRONA Inc. Dental turbine
DE102022200272A1 (de) * 2021-01-20 2022-07-21 Minebea Mitsumi Inc. Wälzlager für ein medizinisches oder kosmetisches Instrument

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01223951A (ja) * 1988-03-03 1989-09-07 Koyo Seiko Co Ltd 歯科用ハンドピース
DE4423222A1 (de) * 1994-07-01 1996-01-04 Kaltenbach & Voigt Ärztliches oder zahnärztliches Behandlungsinstrument
JPH1137162A (ja) * 1997-07-22 1999-02-09 Morita Mfg Co Ltd 高速回転用玉軸受およびこれを用いた医療用高速回転切削機器
DE60125789T2 (de) * 2000-09-14 2007-04-26 Dentsply International Inc. Verbessertes kugellager für zahnärztliches handstück
US20020168612A1 (en) * 2000-09-14 2002-11-14 Novak Eugene J. Bearing for dental handpiece
JP5234263B2 (ja) * 2008-07-25 2013-07-10 株式会社ジェイテクト 円錐ころ軸受
JP5675263B2 (ja) * 2010-10-19 2015-02-25 Ntn株式会社 転がり軸受
JP2013019504A (ja) * 2011-07-13 2013-01-31 Jtekt Corp 転がり軸受
DE102011111470B4 (de) * 2011-08-23 2021-04-29 Minebea Mitsumi Inc. Gedeckeltes Kugellager
JP6019554B2 (ja) * 2011-09-01 2016-11-02 日産自動車株式会社 車輪用軸受

Also Published As

Publication number Publication date
DE202014105257U1 (de) 2014-11-13
CN204437065U (zh) 2015-07-01
JP2015086994A (ja) 2015-05-07

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