JPS6142908U - Cutting tool attachment and detachment mechanism in dental handpiece - Google Patents

Cutting tool attachment and detachment mechanism in dental handpiece

Info

Publication number
JPS6142908U
JPS6142908U JP12640984U JP12640984U JPS6142908U JP S6142908 U JPS6142908 U JP S6142908U JP 12640984 U JP12640984 U JP 12640984U JP 12640984 U JP12640984 U JP 12640984U JP S6142908 U JPS6142908 U JP S6142908U
Authority
JP
Japan
Prior art keywords
chuck sleeve
rotary shaft
shaft cylinder
fitted
chuck
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.)
Pending
Application number
JP12640984U
Other languages
Japanese (ja)
Inventor
成人 畠山
Original Assignee
株式会社 吉田製作所
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 吉田製作所 filed Critical 株式会社 吉田製作所
Priority to JP12640984U priority Critical patent/JPS6142908U/en
Publication of JPS6142908U publication Critical patent/JPS6142908U/en
Pending legal-status Critical Current

Links

Landscapes

  • 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。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は本願の実施例を示すハンドピース頭部の縦断面図
である。 図中１は頭部、８，１１は軸受部材、１４は回転軸筒、
１６．２０は傾斜面、１７は挟持筒、１８はチャックス
リーブ、１８′はリブ、１９は縦スリット、２１は保持
筒、２２は受部片、２４はバネ、２′５は押圧キャップ
、Ｂはチャックユニットである。The drawing is a longitudinal cross-sectional view of a handpiece head showing an embodiment of the present application. In the figure, 1 is the head, 8 and 11 are bearing members, 14 is a rotating shaft cylinder,
16.20 is an inclined surface, 17 is a clamping tube, 18 is a chuck sleeve, 18' is a rib, 19 is a vertical slit, 21 is a holding tube, 22 is a receiving piece, 24 is a spring, 2'5 is a pressing cap, B is a chuck unit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 頭部内に軸受部材を介して回転自在に支持され、かつ外
周に羽根車を軸止した回転軸筒の上部内に、前記回転軸
筒に嵌着し、かつ下方部内周に傾斜面を形成した扶持簡
の傾斜面に合致する傾斜面と、縦スリットとを夫々設け
るとともに、前記扶持簡の下端と係合するリブを備えた
チャックスリーブとから成るチャック丘ニットを装備し
、前記回転軸筒の下部内に前記チャックスリーブと内径
が等しい保持筒を嵌着し、さらに前記扶持簡の上端と前
記チャックスリーブの上端に設けた受部片との間に、チ
ャックスリーシを常時上方に付勢するバネを介在し、前
記頭部の上端に形成した開口部に前記受部片を介してチ
ャックスリーブを下方に押圧する押圧キャップを上下動
可能に嵌着したことを特徴とする歯科用ハンドピースに
おける切削工具の着脱機構。A rotary shaft cylinder is rotatably supported in the head via a bearing member, and has an impeller fixed to its outer periphery.The rotary shaft cylinder is fitted into the upper part of the rotary shaft cylinder, and an inclined surface is formed on the inner periphery of the lower part. The rotary shaft cylinder is equipped with a chuck knit consisting of an inclined surface that matches the slope of the supporting strip, a vertical slit, and a chuck sleeve having a rib that engages with the lower end of the supporting strip. A holding cylinder having an inner diameter equal to that of the chuck sleeve is fitted into the lower part of the chuck sleeve, and the chuck sleeve is always urged upward between the upper end of the supporting piece and a receiving piece provided at the upper end of the chuck sleeve. A dental handpiece characterized in that a pressing cap that presses the chuck sleeve downward through the receiving piece is fitted into an opening formed at the upper end of the head so as to be movable up and down. Mechanism for attaching and detaching cutting tools.
JP12640984U 1984-08-22 1984-08-22 Cutting tool attachment and detachment mechanism in dental handpiece Pending JPS6142908U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12640984U JPS6142908U (en) 1984-08-22 1984-08-22 Cutting tool attachment and detachment mechanism in dental handpiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12640984U JPS6142908U (en) 1984-08-22 1984-08-22 Cutting tool attachment and detachment mechanism in dental handpiece

Publications (1)

Publication Number Publication Date
JPS6142908U true JPS6142908U (en) 1986-03-20

Family

ID=30685084

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12640984U Pending JPS6142908U (en) 1984-08-22 1984-08-22 Cutting tool attachment and detachment mechanism in dental handpiece

Country Status (1)

Country Link
JP (1) JPS6142908U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6331652A (en) * 1986-07-23 1988-02-10 ラルス　リサ−チ Dental device grasping part
JPH0243400A (en) * 1988-08-03 1990-02-13 Mitsui Toatsu Chem Inc Electrolytic cell
JPH02298287A (en) * 1989-05-12 1990-12-10 Tosoh Corp Electrolytic cell
JPH0328388A (en) * 1989-06-27 1991-02-06 Tosoh Corp Electrolytic cell
JP2010220635A (en) * 2009-03-19 2010-10-07 J Morita Tokyo Mfg Corp Chuck device of dental handpiece

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5231974B2 (en) * 1973-02-27 1977-08-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5231974B2 (en) * 1973-02-27 1977-08-18

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6331652A (en) * 1986-07-23 1988-02-10 ラルス　リサ−チ Dental device grasping part
JPH0243400A (en) * 1988-08-03 1990-02-13 Mitsui Toatsu Chem Inc Electrolytic cell
JPH02298287A (en) * 1989-05-12 1990-12-10 Tosoh Corp Electrolytic cell
JPH0328388A (en) * 1989-06-27 1991-02-06 Tosoh Corp Electrolytic cell
JP2010220635A (en) * 2009-03-19 2010-10-07 J Morita Tokyo Mfg Corp Chuck device of dental handpiece

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