DE69102509T2 - Spannvorrichtung für dentale Handstücke. - Google Patents

Spannvorrichtung für dentale Handstücke.

Info

Publication number
DE69102509T2
DE69102509T2 DE69102509T DE69102509T DE69102509T2 DE 69102509 T2 DE69102509 T2 DE 69102509T2 DE 69102509 T DE69102509 T DE 69102509T DE 69102509 T DE69102509 T DE 69102509T DE 69102509 T2 DE69102509 T2 DE 69102509T2
Authority
DE
Germany
Prior art keywords
bur
retention
locking members
engaging portions
retention groove
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
DE69102509T
Other languages
English (en)
Other versions
DE69102509D1 (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
Publication of DE69102509D1 publication Critical patent/DE69102509D1/de
Application granted granted Critical
Publication of DE69102509T2 publication Critical patent/DE69102509T2/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)
DE69102509T 1990-08-07 1991-01-02 Spannvorrichtung für dentale Handstücke. Expired - Fee Related DE69102509T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20760490A JP3152427B2 (ja) 1990-08-07 1990-08-07 歯科用ハンドピースのチャック装置

Publications (2)

Publication Number Publication Date
DE69102509D1 DE69102509D1 (de) 1994-07-21
DE69102509T2 true DE69102509T2 (de) 1994-09-29

Family

ID=16542532

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69102509T Expired - Fee Related DE69102509T2 (de) 1990-08-07 1991-01-02 Spannvorrichtung für dentale Handstücke.

Country Status (5)

Country Link
US (1) US5037299A (de)
EP (1) EP0470324B1 (de)
JP (1) JP3152427B2 (de)
AT (1) ATE107157T1 (de)
DE (1) DE69102509T2 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5222956A (en) * 1992-07-06 1993-06-29 Altair Instruments, Inc. Surgical drill collet mechanism and bur
AT399451B (de) * 1993-01-15 1995-05-26 Intec Innovative Med Tech Zahnärztliches handstück
IL107202A (en) * 1993-10-06 1997-09-30 Cohen Yechiel Clamping device particularly useful for dental handpieces
US5810588A (en) * 1993-10-06 1998-09-22 Cohen; Yechiel Clamping device particularly useful for dental handpieces
US5704786A (en) * 1996-05-16 1998-01-06 Young Dental Manufacturing Company Chuck with a push button release for a dental/medical device
US5924865A (en) * 1997-09-12 1999-07-20 Young Dental Manufacturing Company Chuck with a push button release for a dental/medical device
JP3060211B2 (ja) * 1997-09-24 2000-07-10 株式会社ナカニシ 部材間接続部構造
AT406013B (de) 1998-05-20 2000-01-25 Buermoos Dentalwerk Lösbare spannvorrichtung für ein rotierendes medizinisches oder dentales werkzeug
US5984865A (en) * 1998-09-15 1999-11-16 Thompson Surgical Instruments, Inc. Surgical retractor having locking interchangeable blades
US6074140A (en) * 1999-07-09 2000-06-13 Banner American Products, Inc. Quick-release chuck assembly
US20060234186A1 (en) * 2000-09-14 2006-10-19 Novak Eugene J Bearing for dental handpiece
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
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
WO2002049529A1 (en) * 2000-12-18 2002-06-27 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
US20070117064A1 (en) * 2002-02-27 2007-05-24 Novak Eugene J Dental handpiece with improved grease retention
US20030170589A1 (en) * 2002-02-27 2003-09-11 Novak Eugene J. Dental handpiece with improved grease retention
US20060191336A1 (en) * 2002-03-28 2006-08-31 Dentsply Research & Development Corp. Method and apparatus for balancing the rotating elements of a dental handpiece
US20030209072A1 (en) * 2002-03-28 2003-11-13 Lu He Method and apparatus for balancing the rotating elements of a dental handpiece
AT413330B (de) * 2002-04-18 2006-02-15 W & H Dentalwerk Buermoos Gmbh Drehmomentübertragung für ein chirurgisches oder dentales, rotierendes werkzeug
GB2394202A (en) * 2002-10-18 2004-04-21 Black & Decker Inc Tool holder for impacting machine
FR2886536B1 (fr) * 2005-06-03 2007-08-03 Micro Mega Int Mfg Sa Fixation amovible d'instrument dentaire avec taquet escamotable par rapport a l'axe d'un fut tournant d'entrainement
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.
US20110236853A1 (en) * 2010-03-25 2011-09-29 Klad Corporation Dental drill extension
JP5820637B2 (ja) 2011-01-25 2015-11-24 株式会社モリタ製作所 歯科用ハンドピースのチャック機構及びこれを用いた歯科用ハンドピース
WO2014003848A1 (en) 2012-06-29 2014-01-03 Gyrus Acmi, Inc. Blade retention mechanism for surgical instrument
JP6403467B2 (ja) * 2014-07-10 2018-10-10 株式会社モリタ東京製作所 歯科用ハンドピースおよび歯科用切削装置
KR101743216B1 (ko) * 2016-02-22 2017-06-02 김태인 시술 보조 기구
ES2701261T3 (es) * 2017-07-17 2020-11-18 Bien Air Holding Sa Subconjunto para pieza de mano para el cuidado dental o de cirugía, pieza de mano para el cuidado dental o de cirugía y procedimiento de montaje asociado

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911721A (en) * 1957-01-08 1959-11-10 Staunt Martin Contra angles for dental handpieces
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
DE3346248C2 (de) * 1983-12-21 1985-10-31 Kaltenbach & Voigt Gmbh & Co, 7950 Biberach Spanneinrichtung zum Einspannen von Werkzeugen
FR2570269B1 (fr) * 1984-09-14 1988-12-02 Micro Mega Sa Tete de contre-angle d'une piece a main dentaire
JPS62170238A (ja) * 1986-01-24 1987-07-27 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
JPH01171539A (ja) * 1987-12-28 1989-07-06 Nakanishi Shika Kikai Seisakusho:Kk 歯科用ハンドピース

Also Published As

Publication number Publication date
JP3152427B2 (ja) 2001-04-03
JPH0490752A (ja) 1992-03-24
EP0470324B1 (de) 1994-06-15
ATE107157T1 (de) 1994-07-15
EP0470324A1 (de) 1992-02-12
DE69102509D1 (de) 1994-07-21
US5037299A (en) 1991-08-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NAKANISHI INC., KANUMA, TOCHIGI, JP

8339 Ceased/non-payment of the annual fee