CN204437065U - 角接触球轴承及齿科气压式手机 - Google Patents

角接触球轴承及齿科气压式手机 Download PDF

Info

Publication number
CN204437065U
CN204437065U CN201420621858.5U CN201420621858U CN204437065U CN 204437065 U CN204437065 U CN 204437065U CN 201420621858 U CN201420621858 U CN 201420621858U CN 204437065 U CN204437065 U CN 204437065U
Authority
CN
China
Prior art keywords
inner ring
diameter surface
ring
outer diameter
ball bearing
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.)
Expired - Lifetime
Application number
CN201420621858.5U
Other languages
English (en)
Chinese (zh)
Inventor
铃木弘典
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
Application granted granted Critical
Publication of CN204437065U publication Critical patent/CN204437065U/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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)
  • Mechanical Engineering (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Epidemiology (AREA)
  • Dentistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Rolling Contact Bearings (AREA)
  • Sealing Of Bearings (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
CN201420621858.5U 2013-11-01 2014-10-24 角接触球轴承及齿科气压式手机 Expired - Lifetime CN204437065U (zh)

Applications Claiming Priority (2)

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
JP2013-228233 2013-11-01

Publications (1)

Publication Number Publication Date
CN204437065U true CN204437065U (zh) 2015-07-01

Family

ID=52010146

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420621858.5U Expired - Lifetime CN204437065U (zh) 2013-11-01 2014-10-24 角接触球轴承及齿科气压式手机

Country Status (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210393369A1 (en) * 2018-11-16 2021-12-23 Dentsply Sirona Inc. Dental turbine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111503160B (zh) * 2014-12-25 2022-03-15 日本精工株式会社 空气涡轮用滚动轴承
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
US20020168612A1 (en) * 2000-09-14 2002-11-14 Novak Eugene J. Bearing for dental handpiece
WO2002022039A1 (en) * 2000-09-14 2002-03-21 Dentsply International Inc. Improved 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210393369A1 (en) * 2018-11-16 2021-12-23 Dentsply Sirona Inc. Dental turbine
US12178670B2 (en) * 2018-11-16 2024-12-31 Dentsply Sirona Inc. Dental turbine

Also Published As

Publication number Publication date
DE202014105257U1 (de) 2014-11-13
JP6311273B2 (ja) 2018-04-18
JP2015086994A (ja) 2015-05-07

Similar Documents

Publication Publication Date Title
CN111503160B (zh) 空气涡轮用滚动轴承
CN204437065U (zh) 角接触球轴承及齿科气压式手机
EP1760319A1 (en) Bearing support structure for turbomolecular pump
CN111503161B (zh) 滚动轴承和空气涡轮机用轴承单元以及牙科空气涡轮机手持件
MX344998B (es) Limitador de torsión de accionador de válvula.
CN102022438A (zh) 一种电机轴承迷宫密封装置
CN213249859U (zh) 一种牙科手机
JP2015086994A5 (enExample)
CN105579719B (zh) 牙科空气涡轮用轴承单元及牙科空气涡轮
CN113508240B (zh) 滚动轴承
JP6811013B2 (ja) 歯科用ハンドピ−ス及びその吸引防止リングシート
JP2015055166A (ja) 電動送風機及びそれを用いた電気掃除機
CN203939877U (zh) 一种双面密封混合陶瓷角接触球轴承
JP7251826B2 (ja) 歯科用ハンドピース
JP4742834B2 (ja) クリーナモータ用軸受
AU2009217408A1 (en) Sealing Assembly
US11953057B2 (en) Rolling bearing for air turbine
US11965557B2 (en) Rolling bearing for air turbine
JP2003135486A (ja) 歯科用又は医療用エアータービンハンドピース
JP4850787B2 (ja) 密封装置
CN111051714B (zh) 角接触球轴承、轴承装置以及主轴装置
JP2009203989A5 (enExample)
JP5728863B2 (ja) 静電塗装用スピンドル装置及び静電塗装機
JP2016114098A (ja) 転がり軸受
JP2016056842A (ja) 歯科エアタービン用軸受ユニット及び歯科エアタービン

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20150701

CX01 Expiry of patent term