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DE69517460D1 - Integrale Bohrwerkzeugaufnahmehülse und Lageranordnung - Google Patents

Integrale Bohrwerkzeugaufnahmehülse und Lageranordnung

Info

Publication number
DE69517460D1
DE69517460D1 DE69517460T DE69517460T DE69517460D1 DE 69517460 D1 DE69517460 D1 DE 69517460D1 DE 69517460 T DE69517460 T DE 69517460T DE 69517460 T DE69517460 T DE 69517460T DE 69517460 D1 DE69517460 D1 DE 69517460D1
Authority
DE
Germany
Prior art keywords
drilling tool
bearing arrangement
tool sleeve
integral drilling
integral
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
DE69517460T
Other languages
English (en)
Other versions
DE69517460T2 (de
Inventor
Eugene J Novak
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.)
Dentsply Research and Development Corp
Original Assignee
Dentsply Research and Development Corp
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 Dentsply Research and Development Corp filed Critical Dentsply Research and Development Corp
Application granted granted Critical
Publication of DE69517460D1 publication Critical patent/DE69517460D1/de
Publication of DE69517460T2 publication Critical patent/DE69517460T2/de
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
    • A61C1/18—Flexible shafts; Clutches or the like; Bearings or lubricating arrangements; Drives or transmissions
    • A61C1/181—Bearings or lubricating arrangements, e.g. air-cushion bearings
    • 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
    • A61C1/14—Tool-holders, i.e. operating tool holders, e.g. burr holders
    • A61C1/141—Tool-holders, i.e. operating tool holders, e.g. burr holders in an angled handpiece
    • 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
    • F16C33/58—Raceways; Race rings
    • F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
    • 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
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
    • F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling 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
    • 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)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
DE69517460T 1994-03-31 1995-03-30 Integrale Bohrwerkzeugaufnahmehülse und Lageranordnung Expired - Lifetime DE69517460T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/221,693 US5571013A (en) 1994-03-31 1994-03-31 Integral bur tube and bearing assembly

Publications (2)

Publication Number Publication Date
DE69517460D1 true DE69517460D1 (de) 2000-07-20
DE69517460T2 DE69517460T2 (de) 2000-10-26

Family

ID=22828932

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69517460T Expired - Lifetime DE69517460T2 (de) 1994-03-31 1995-03-30 Integrale Bohrwerkzeugaufnahmehülse und Lageranordnung

Country Status (7)

Country Link
US (1) US5571013A (de)
EP (1) EP0674882B1 (de)
JP (1) JPH07308326A (de)
CA (1) CA2145976A1 (de)
DE (1) DE69517460T2 (de)
MX (1) MX9501633A (de)
NO (1) NO319888B1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6155826A (en) * 1999-10-25 2000-12-05 Howard; James Grip chuck spindle assembly for a dental handpiece
JP2006505295A (ja) * 2002-02-27 2006-02-16 デンツプライ インターナショナル インコーポレーテッド 改良されたグリース保持を有する歯科用ハンドピース
CA2526117C (en) * 2004-10-28 2014-04-15 Copperweld Canada Inc. Tubular axle housing assembly with varying wall thickness
WO2006053153A1 (en) * 2004-11-12 2006-05-18 Dentsply International Inc. Dental handpiece with air-foil bearings
DE102005027263A1 (de) * 2005-04-07 2006-10-12 Kaltenbach & Voigt Gmbh Medizinisches, insbesondere dentalmedizinisches Handstück
FR2954169B1 (fr) * 2009-12-17 2012-12-14 Dentalhitec Instrument de chirurgie pour l'injection d'un produit pharmaceutique a travers un tissu dense d'un corps humain ou animal et procede de perforation d'un tel tissu dense
DE102012023437A1 (de) * 2012-11-30 2014-06-18 Minebea Co., Ltd. Rundlaufoptimiertes Werkzeugspannsystem für Dentalwinkelhandstücke und Dentalturbinen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3218109A (en) * 1959-02-20 1965-11-16 Sato Kenzo Bearing holding mechanism of miniature air turbines for dental hand pieces
US3376084A (en) * 1965-01-07 1968-04-02 Barden Corp Dental handpiece
JPH0613039B2 (ja) * 1987-07-22 1994-02-23 而至歯科工業株式会社 チヤツク無し歯科用ハンドピ−ス
US5040980A (en) * 1989-06-05 1991-08-20 Midwest Dental Products Corporation Dental handpiece with spring grip chuck and lever release mechanism
US5254004A (en) * 1993-01-21 1993-10-19 Erah Meller Self-tightening chuck for dental tools

Also Published As

Publication number Publication date
EP0674882A1 (de) 1995-10-04
NO319888B1 (no) 2005-09-26
EP0674882B1 (de) 2000-06-14
MX9501633A (es) 1997-02-28
DE69517460T2 (de) 2000-10-26
JPH07308326A (ja) 1995-11-28
CA2145976A1 (en) 1995-10-01
NO951197D0 (no) 1995-03-29
US5571013A (en) 1996-11-05
NO951197L (no) 1995-10-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition