DE871813C - Collet for handpieces - Google Patents
Collet for handpiecesInfo
- Publication number
- DE871813C DE871813C DEM11007A DEM0011007A DE871813C DE 871813 C DE871813 C DE 871813C DE M11007 A DEM11007 A DE M11007A DE M0011007 A DEM0011007 A DE M0011007A DE 871813 C DE871813 C DE 871813C
- Authority
- DE
- Germany
- Prior art keywords
- handpieces
- pliers
- collet
- ball bearing
- conically
- 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
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
-
- 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
- A61C1/142—Operating tool blocking means
- A61C1/144—Operating tool blocking means constricting the operating tool, e.g. chuck
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)
Description
Die Erfindung betrifft eine Spannzange zum Handstück für Zahnbohrer und ähnlich in Drehung versetzbare Werkzeuge nach Patent 864906. The invention relates to a collet chuck for the handpiece for dental drills and similar rotatable tools of patent 864906.
Die Vorrichtung weist nach der Erfindung ein innen konisch geschliffenes Kugellager auf, während das zur Halterung der Werkzeuge dienende Ende der axial im Kugellager verschiehlichen Zange innen und außen ebenfalls konisch gestaltet ist. According to the invention, the device has an internally ground conically Ball bearings, while the end used to hold the tools is the axial Inside and outside of the ball bearing, different pliers also have a conical shape is.
In der Zeichnung ist der Erfindungsgegenstand beispielsweise dargestellt. The subject matter of the invention is shown in the drawing, for example.
Kugellager b ist im Innenring konisch ausgeschliffen. Ball bearing b is ground conically in the inner ring.
Die Zange g ist im vorderen Viertel innen und außen konisch ausgeführt. Der weitere'Verlauf der Zange g ist zylindrisch. The pliers g is designed to be conical inside and outside in the front quarter. The further course of the pliers g is cylindrical.
Beim Spannen wird die Zange durch Federdruck nach unten gedrückt (s. Pfeilrichtung). When clamping, the pliers are pressed down by spring pressure (see direction of arrow).
Durch die innen konische Ausführung der Zange g wird der Bohrer zuerst an der Linie s gespannt. Im weiteren Verlauf legt sich auch das obere Viertel der Zange g an den Bohrer völlig an. Due to the internally conical design of the pliers g, the drill is first stretched on the line s. In the further course, the upper quarter of the The pliers fully engage the drill.
Claims (1)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEM9303A DE864906C (en) | 1951-04-26 | 1951-04-26 | Handpiece for dental drills and similar tools that can be rotated |
DEM11007A DE871813C (en) | 1951-04-26 | 1951-09-16 | Collet for handpieces |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEM9303A DE864906C (en) | 1951-04-26 | 1951-04-26 | Handpiece for dental drills and similar tools that can be rotated |
DEM11007A DE871813C (en) | 1951-04-26 | 1951-09-16 | Collet for handpieces |
Publications (1)
Publication Number | Publication Date |
---|---|
DE871813C true DE871813C (en) | 1953-03-26 |
Family
ID=61002730
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEM9303A Expired DE864906C (en) | 1951-04-26 | 1951-04-26 | Handpiece for dental drills and similar tools that can be rotated |
DEM11007A Expired DE871813C (en) | 1951-04-26 | 1951-09-16 | Collet for handpieces |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEM9303A Expired DE864906C (en) | 1951-04-26 | 1951-04-26 | Handpiece for dental drills and similar tools that can be rotated |
Country Status (1)
Country | Link |
---|---|
DE (2) | DE864906C (en) |
-
1951
- 1951-04-26 DE DEM9303A patent/DE864906C/en not_active Expired
- 1951-09-16 DE DEM11007A patent/DE871813C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE864906C (en) | 1953-01-29 |
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