JPH02147111U - - Google Patents
Info
- Publication number
- JPH02147111U JPH02147111U JP5473389U JP5473389U JPH02147111U JP H02147111 U JPH02147111 U JP H02147111U JP 5473389 U JP5473389 U JP 5473389U JP 5473389 U JP5473389 U JP 5473389U JP H02147111 U JPH02147111 U JP H02147111U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical
- opening
- rear part
- stopper
- closing body
- 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
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Gripping On Spindles (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Description
第１図は、本考案の一実施例を具備した歯科用
コントラヘツドの中央縦断図、第２図は、従来技
術の一例を示す図である。
１……回転軸、１ａ……回転軸１の先端部、５
……止体、５′……ねじ部、５ａ……止体の
後部、５ｂ……止体の前部、６……溝穴、７…
…開閉体、７ａ……傾斜面、７ｂ……凸部、１６
……刃具、１８……筒状体。
FIG. 1 is a central longitudinal cross-sectional view of a dental contrahead equipped with an embodiment of the present invention, and FIG. 2 is a diagram showing an example of the prior art. 1... Rotating shaft, 1a... Tip of rotating shaft 1, 5
...Stopper body, 5'...Threaded part, 5a...Rear part of stopper body, 5b...Front part of stopper body, 6...Slot hole, 7...
... Opening/closing body, 7a... Inclined surface, 7b... Convex portion, 16
...cutting tool, 18...cylindrical body.
Claims (1)
の管壁に溝穴が中心線方向に切られた筒状の止
体と、傾斜面を有する凸部が先端部に形成された
筒状の開閉体と、前記止体の中間部にその先端
部が溶着されると共に、前記開閉体が中心線方向
に移動自在に挿着される筒状体と、前記止体の
前部が先端部に螺着される筒状の回転軸とからな
り、前記開閉体が先端方向に押圧されると、前記
凸部が前記溝穴に圧入されて前記止体の後部が
放射方向に押し開かれることを特徴とするチヤツ
ク。 A cylindrical stop with a rear part whose inner diameter is smaller than the front part, a cylindrical stopper with a slot cut in the direction of the center line in the tube wall near the rear part, and a convex part with an inclined surface formed at the tip. an opening/closing body, a cylindrical body whose distal end is welded to an intermediate portion of the stop body, and into which the opening/closing body is inserted so as to be movable in a center line direction; and a cylindrical rotating shaft screwed onto the stopper body, and when the opening/closing body is pressed in the distal direction, the protrusion is press-fitted into the slot and the rear part of the stopper body is pushed open in the radial direction. A chuck featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5473389U JPH065773Y2 (en) | 1989-05-12 | 1989-05-12 | Chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5473389U JPH065773Y2 (en) | 1989-05-12 | 1989-05-12 | Chuck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02147111U true JPH02147111U (en) | 1990-12-13 |
| JPH065773Y2 JPH065773Y2 (en) | 1994-02-16 |
Family
ID=31577059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5473389U Expired - Lifetime JPH065773Y2 (en) | 1989-05-12 | 1989-05-12 | Chuck |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH065773Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015091594A (en) * | 2013-11-08 | 2015-05-14 | 日鐵住金溶接工業株式会社 | Thermal processing torch using electrode bar |
| JP2021016621A (en) * | 2019-07-22 | 2021-02-15 | 株式会社モリタ製作所 | Dental handpiece |
-
1989
- 1989-05-12 JP JP5473389U patent/JPH065773Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015091594A (en) * | 2013-11-08 | 2015-05-14 | 日鐵住金溶接工業株式会社 | Thermal processing torch using electrode bar |
| JP2021016621A (en) * | 2019-07-22 | 2021-02-15 | 株式会社モリタ製作所 | Dental handpiece |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH065773Y2 (en) | 1994-02-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |