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DE3879146D1 - Spannvorrichtung fuer zahnaerztliche werkzeuge. - Google Patents

Spannvorrichtung fuer zahnaerztliche werkzeuge.

Info

Publication number
DE3879146D1
DE3879146D1 DE8888121795T DE3879146T DE3879146D1 DE 3879146 D1 DE3879146 D1 DE 3879146D1 DE 8888121795 T DE8888121795 T DE 8888121795T DE 3879146 T DE3879146 T DE 3879146T DE 3879146 D1 DE3879146 D1 DE 3879146D1
Authority
DE
Germany
Prior art keywords
sleeve
dental bur
engagement member
elastic engagement
dental
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 - Fee Related
Application number
DE8888121795T
Other languages
English (en)
Other versions
DE3879146T2 (de
Inventor
Takasuke Nakanishi
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.)
Nakanishi Inc
Original Assignee
Nakanishi Dental Manufacturing 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
Application filed by Nakanishi Dental Manufacturing Co Ltd filed Critical Nakanishi Dental Manufacturing Co Ltd
Application granted granted Critical
Publication of DE3879146D1 publication Critical patent/DE3879146D1/de
Publication of DE3879146T2 publication Critical patent/DE3879146T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61C1/14—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

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)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Gripping On Spindles (AREA)
DE8888121795T 1987-12-28 1988-12-28 Spannvorrichtung fuer zahnaerztliche werkzeuge. Expired - Fee Related DE3879146T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62329981A JPH01171539A (ja) 1987-12-28 1987-12-28 歯科用ハンドピース

Publications (2)

Publication Number Publication Date
DE3879146D1 true DE3879146D1 (de) 1993-04-15
DE3879146T2 DE3879146T2 (de) 1993-06-17

Family

ID=18227434

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888121795T Expired - Fee Related DE3879146T2 (de) 1987-12-28 1988-12-28 Spannvorrichtung fuer zahnaerztliche werkzeuge.

Country Status (5)

Country Link
US (1) US5011408A (de)
EP (1) EP0322896B1 (de)
JP (1) JPH01171539A (de)
AT (1) ATE86466T1 (de)
DE (1) DE3879146T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3152427B2 (ja) * 1990-08-07 2001-04-03 株式会社ナカニシ 歯科用ハンドピースのチャック装置
JPH0737607Y2 (ja) * 1993-07-12 1995-08-30 株式会社中西歯科器械製作所 歯科用ハンドピース
JP3208249B2 (ja) * 1993-12-28 2001-09-10 株式会社モリタ製作所 歯科用切削工具の把持装置
USD377982S (en) * 1994-07-29 1997-02-11 Stryker Corporation Surgical instrument shank
US5634933A (en) * 1994-09-29 1997-06-03 Stryker Corporation Powered high speed rotary surgical handpiece chuck and tools therefore
AT406013B (de) 1998-05-20 2000-01-25 Buermoos Dentalwerk Lösbare spannvorrichtung für ein rotierendes medizinisches oder dentales werkzeug
US20070059664A1 (en) * 2000-09-14 2007-03-15 Novak Eugene J Bearing for dental handpiece
US20020168612A1 (en) * 2000-09-14 2002-11-14 Novak Eugene J. Bearing for dental handpiece
US20060234186A1 (en) * 2000-09-14 2006-10-19 Novak Eugene J Bearing for dental handpiece
JP3403377B2 (ja) * 2000-09-26 2003-05-06 株式会社ナカニシ 歯科用ハンドピース
CA2431109C (en) * 2000-12-18 2012-02-21 Dentsply International Inc. Improved dental handpiece components
US20020124443A1 (en) * 2000-12-18 2002-09-12 Dentsply Research & Development Corp. Metal-to-metal connections
US20070031786A1 (en) * 2002-02-25 2007-02-08 Heil Donald J Dental handpiece
WO2003071974A1 (en) * 2002-02-27 2003-09-04 Dentsply International Inc. Dental handpiece with improved grease retention
US20070117064A1 (en) * 2002-02-27 2007-05-24 Novak Eugene J Dental handpiece with improved grease retention
CA2480810A1 (en) * 2002-03-28 2003-10-09 Dentsply International Inc. Method for balancing the rotating turbine element of a dental handpiece
US20060191336A1 (en) * 2002-03-28 2006-08-31 Dentsply Research & Development Corp. Method and apparatus for balancing the rotating elements of a dental handpiece
CA2414908A1 (en) * 2002-12-20 2004-06-20 Derek Turner Dental handpiece
FR2863862B1 (fr) * 2003-11-25 2006-07-07 Micro Mega Int Mfg Sa Dispositif de fixation d'un instrument dentaire dans la tete d'une piece a main et forme d'une ceinture elastique
FR2864442B1 (fr) * 2003-11-25 2006-08-04 Micro Mega Int Mfg Sa Piece a main dentaire a corps forme d'une seule piece et comportant un organe de liaison electrique et elastique entre les organes de transmission mecanique et la tete de l'instrument
FR2864441B1 (fr) * 2003-11-25 2006-07-14 Micro Mega Int Mfg Sa Piece a main dentaire dont le corps est forme d'une seule piece a logements internes permettant l'introduction des organes mecaniques et leur assemblage.
KR100733272B1 (ko) 2006-05-18 2007-07-02 김현동 척 받침대
FR2915084B1 (fr) * 2007-04-17 2009-05-29 Micro Mega Int Mfg Sa Dispositif de retention axiale d'une queue d'instrument dentaire comportant un axe traverse par au moins une goupille de blocage.
EP1985245B1 (de) * 2007-04-23 2010-01-06 W & H Dentalwerk Bürmoos GmbH Medizinisches Handgriffelement
US10024347B2 (en) * 2014-07-21 2018-07-17 Liberty Hardware Mfg. Corp. Locking telescoping rod
US10436235B2 (en) * 2014-12-18 2019-10-08 Liberty Hardware Mfg. Corp. Locking adjustable length rod assembly
CN106510863A (zh) * 2016-11-04 2017-03-22 西诺医疗器械集团有限公司 用于牙科低速手机的夹持结构
EP3662862B1 (de) * 2018-12-05 2022-09-28 Sirona Dental Systems GmbH Zahnärztliches handstück und druckknopf für ein zahnärztliches handstück
JP7507202B2 (ja) 2022-06-23 2024-06-27 株式会社モリタ製作所 歯科用ハンドピース

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR891672A (fr) * 1942-06-12 1944-03-15 Emile Anthoine Et Ses Fils Ets Système de verrouillage pour angle-droit de tour dentaire
US3051514A (en) * 1958-03-13 1962-08-28 Electric Storage Battery Co Connecting means having a cam operated split contractible sleeve
US3094338A (en) * 1960-12-23 1963-06-18 Richard W Page Chuck
CH580421A5 (de) * 1974-09-30 1976-10-15 Mosimann David
JPS58337B2 (ja) * 1978-03-10 1983-01-06 シブロン コ−ポレ−シヨン 歯科用ハンドピ−スのチャックアセンブリ
EP0037021B1 (de) * 1980-03-28 1984-06-06 Siemens Aktiengesellschaft Haltevorrichtung für ein rotierendes zahnärztliches Werkzeug
DE3012152C2 (de) * 1980-03-28 1986-02-20 Siemens AG, 1000 Berlin und 8000 München Haltevorrichtung für ein rotierendes zahnärztliches Werkzeug
DE3040537C2 (de) * 1980-10-28 1986-02-27 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zum Lösen einer Halte- oder Spannvorrichtung für ein zahnärztliches Werkzeug
DE3145133A1 (de) * 1980-12-22 1982-07-29 Micro-Mega S.A., 25006 Besancon Vorrichtung zum befestigen von zahnaerztlichen bohr- bzw. fraeswerkzeugen im oberteil von turbinen fuer zahnaerztliche handstuecke
JPS595908U (ja) * 1982-07-02 1984-01-14 株式会社中西歯科器械製作所 歯科用ハンドピ−スのチヤツク装置
FR2555041A1 (fr) * 1983-11-23 1985-05-24 Micro Mega Sa Poussoir
FR2576775B1 (fr) * 1985-02-04 1990-03-16 Micro Mega Sa Tete de contre-angle ou de turbine d'une piece a main dentaire

Also Published As

Publication number Publication date
DE3879146T2 (de) 1993-06-17
ATE86466T1 (de) 1993-03-15
US5011408A (en) 1991-04-30
EP0322896B1 (de) 1993-03-10
JPH049535B2 (de) 1992-02-20
EP0322896A3 (en) 1990-02-14
JPH01171539A (ja) 1989-07-06
EP0322896A2 (de) 1989-07-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: GROSSE, BOCKHORNI, SCHUMACHER, 81476 MUENCHEN

8339 Ceased/non-payment of the annual fee