FR768811A - Locking device for drills and similar tools in dental instruments - Google Patents

Locking device for drills and similar tools in dental instruments

Info

Publication number: FR768811A
Authority: FR; France
Prior art keywords: drills; locking device; dental instruments; similar tools; tools
Prior art date: 1933-06-01
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

Application number

Other languages

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.)

GOLD und SILBER SCHEIDEIDEANST

Original Assignee

GOLD und SILBER SCHEIDEIDEANST

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.)

1933-06-01

Filing date

1934-02-17

Publication date

1934-08-14

1934-02-17 Application filed by GOLD und SILBER SCHEIDEIDEANST filed Critical GOLD und SILBER SCHEIDEIDEANST

1934-08-14 Application granted granted Critical

1934-08-14 Publication of FR768811A publication Critical patent/FR768811A/en

Status Expired legal-status Critical Current

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)

FR768811D 1933-06-01 1934-02-17 Locking device for drills and similar tools in dental instruments Expired FR768811A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE768811X		1933-06-01

Publications (1)

Publication Number	Publication Date
FR768811A true FR768811A (en)	1934-08-14

Family

ID=6673813

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR768811D Expired FR768811A (en)	1933-06-01	1934-02-17	Locking device for drills and similar tools in dental instruments

Country Status (1)

Country	Link
FR (1)	FR768811A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0174695A1 (en) *	1984-09-14	1986-03-19	Micro-Mega S.A.	Counter-angle head for a dental handpiece
FR2576775A1 (en) *	1985-02-04	1986-08-08	Micro Mega Sa	CONTRA-ANGLE OR TURBINE HEAD OF A DENTAL HANDPIECE
FR2651429A1 (en) *	1989-09-07	1991-03-08	Micro Mega Sa	Device for clamping and unclamping the drill shank of a dental instrument
EP0421907A1 (en) *	1989-09-07	1991-04-10	Micro Mega S.A.	Opening/closing device, of the chuck of a dental drill

1934
- 1934-02-17 FR FR768811D patent/FR768811A/en not_active Expired

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0174695A1 (en) *	1984-09-14	1986-03-19	Micro-Mega S.A.	Counter-angle head for a dental handpiece
FR2570269A1 (en) *	1984-09-14	1986-03-21	Micro Mega Sa	CONTRA-ANGLE HEAD OF A DENTAL HANDPIECE
FR2576775A1 (en) *	1985-02-04	1986-08-08	Micro Mega Sa	CONTRA-ANGLE OR TURBINE HEAD OF A DENTAL HANDPIECE
FR2651429A1 (en) *	1989-09-07	1991-03-08	Micro Mega Sa	Device for clamping and unclamping the drill shank of a dental instrument
EP0421907A1 (en) *	1989-09-07	1991-04-10	Micro Mega S.A.	Opening/closing device, of the chuck of a dental drill

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