JPS58120714U - 歯科用ハンドピ−ス - Google Patents

歯科用ハンドピ−ス

Info

Publication number
JPS58120714U
JPS58120714U JP1982017979U JP1797982U JPS58120714U JP S58120714 U JPS58120714 U JP S58120714U JP 1982017979 U JP1982017979 U JP 1982017979U JP 1797982 U JP1797982 U JP 1797982U JP S58120714 U JPS58120714 U JP S58120714U
Authority
JP
Japan
Prior art keywords
dental handpiece
permanent magnet
rotor
pulse generator
handpiece
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.)
Granted
Application number
JP1982017979U
Other languages
English (en)
Other versions
JPS6110649Y2 (ja
Inventor
橘　昭文
Original Assignee
株式会社モリタ製作所
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 株式会社モリタ製作所 filed Critical 株式会社モリタ製作所
Priority to JP1982017979U priority Critical patent/JPS58120714U/ja
Priority to DE19823246111 priority patent/DE3246111A1/de
Priority to US06/454,687 priority patent/US4493643A/en
Publication of JPS58120714U publication Critical patent/JPS58120714U/ja
Application granted granted Critical
Publication of JPS6110649Y2 publication Critical patent/JPS6110649Y2/ja
Granted 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
    • A61C1/0007—Control devices or systems
    • A61C1/0038—Pneumatic systems
    • 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
    • A61C1/0007—Control devices or systems
    • A61C1/0015—Electrical systems
    • A61C1/003—Control of rotation of instrument

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)
  • Water Supply & Treatment (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
、　　図面はいずれも本考案の実施例であり、第１図ａ
はエアー軸受タイプの要部の側断面図、第１図すは同底
面図、第２図ａはボールベアリング軸受タイプの要部側
断面図、第２図すは同底面図、第３図は湾曲状の磁性体
の両端に永久磁石体を組み合せた永久磁石の底面図、第
４図は湾曲状の磁性体の中央に永久磁石体を組み込んだ
永久磁石の底面図である。 （符号の説明）、１・・・ハンドピース、２・・・ヘッ
ド、７・・・ロータ、１０・・・電磁式パルス発生器、
１１・・・永久磁石、１２・・・コイル、１７・・・回
転数検出器、７１・・田−夕周面の凹部、７２・・・ロ
ータ周面の凸部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 歯科用ハンドピース１に於いて、該ハンドピース１のヘ
    ッド２内のロータフに至近して配設された永久磁石１１
    と該永久磁石１１に巻成したコイル１２とを含む電磁誘
    導式パルス発生器１０と、周面に凹部７１及び若しくは
    凸部７２を設けた磁性材料製のロータ７とより構成され
    る非接触式の回転数検出器１７を具備したことを特徴と
    した歯科用ハンドピース。
JP1982017979U 1981-12-15 1982-02-09 歯科用ハンドピ−ス Granted JPS58120714U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1982017979U JPS58120714U (ja) 1982-02-09 1982-02-09 歯科用ハンドピ−ス
DE19823246111 DE3246111A1 (de) 1981-12-15 1982-12-13 Beruehrungsfreie drehzahlmess-,-anzeige und -regelvorrichtung fuer zahnaerztliche handstuecke
US06/454,687 US4493643A (en) 1982-02-09 1982-12-30 Dental handpiece having non-contact rotational speed detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982017979U JPS58120714U (ja) 1982-02-09 1982-02-09 歯科用ハンドピ−ス

Publications (2)

Publication Number Publication Date
JPS58120714U true JPS58120714U (ja) 1983-08-17
JPS6110649Y2 JPS6110649Y2 (ja) 1986-04-05

Family

ID=11958834

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982017979U Granted JPS58120714U (ja) 1981-12-15 1982-02-09 歯科用ハンドピ−ス

Country Status (2)

Country Link
US (1) US4493643A (ja)
JP (1) JPS58120714U (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723911A (en) * 1985-11-13 1988-02-09 University Of Pittsburgh Intelligent dental drill
US5628719A (en) * 1992-11-25 1997-05-13 Scimed Life Systems, Inc. In vivo mechanical energy source and perfusion pump
US20050116673A1 (en) * 2003-04-18 2005-06-02 Rensselaer Polytechnic Institute Methods and systems for controlling the operation of a tool
US8303304B2 (en) 2006-12-18 2012-11-06 Dentsply International, Inc. Closed loop speed control for a pneumatic dental handpiece
US20070190484A1 (en) * 2006-02-10 2007-08-16 Dentsply International Inc. Closed loop speed control for a pneumatic dental handpiece
EP2308408B1 (de) * 2007-04-20 2014-08-06 W & H Dentalwerk Bürmoos GmbH Fluidbetriebenes medizinisches, insbesondere dentales, Handgriffelement
JP5628261B2 (ja) 2012-09-28 2014-11-19 富士フイルム株式会社 医療用駆動装置
EP2724684B1 (de) 2012-10-25 2016-06-15 W & H Dentalwerk Bürmoos GmbH Verfahren zur Steuerung einer mit Druckgas betreibbaren medizinischen Antriebsvorrichtung und derartige Antriebsvorrichtung
EP2727552B1 (de) 2012-11-05 2014-10-08 W & H Dentalwerk Bürmoos GmbH Medizinisches, insbesondere dentales, Handstück
CN107296658B (zh) * 2012-11-19 2019-08-20 郑州泽正技术服务有限公司 齿科涡轮手持钻

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6028502B2 (ja) * 1977-01-25 1985-07-05 株式会社モリタ製作所 歯科用空気軸受ハンドピ−スの軸受機構
DE2755379A1 (de) * 1977-12-12 1979-06-13 Wabco Westinghouse Gmbh Messfuehleinrichtung

Also Published As

Publication number Publication date
JPS6110649Y2 (ja) 1986-04-05
US4493643A (en) 1985-01-15

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