DE69719946D1 - Zahnsteinentferner und Schwingungswandler hierfür - Google Patents
Zahnsteinentferner und Schwingungswandler hierfürInfo
- Publication number
- DE69719946D1 DE69719946D1 DE69719946T DE69719946T DE69719946D1 DE 69719946 D1 DE69719946 D1 DE 69719946D1 DE 69719946 T DE69719946 T DE 69719946T DE 69719946 T DE69719946 T DE 69719946T DE 69719946 D1 DE69719946 D1 DE 69719946D1
- Authority
- DE
- Germany
- Prior art keywords
- chamber
- ball
- air
- race
- under pressure
- 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 - Fee Related
Links
- 208000006558 Dental Calculus Diseases 0.000 title 1
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/20—Power-driven cleaning or polishing devices using ultrasonics
Landscapes
- Health & Medical Sciences (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)
- Percussion Or Vibration Massage (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/766,674 US5779473A (en) | 1996-12-13 | 1996-12-13 | Dental scaler and vibratory transducer therefor |
US08/970,687 US5846077A (en) | 1996-12-13 | 1997-11-14 | Dental scaler and vibratory transducer therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69719946D1 true DE69719946D1 (de) | 2003-04-24 |
DE69719946T2 DE69719946T2 (de) | 2003-09-04 |
Family
ID=27117783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69719946T Expired - Fee Related DE69719946T2 (de) | 1996-12-13 | 1997-12-11 | Zahnsteinentferner und Schwingungswandler hierfür |
Country Status (5)
Country | Link |
---|---|
US (1) | US5846077A (de) |
EP (1) | EP0852131B1 (de) |
AT (1) | ATE234593T1 (de) |
CA (1) | CA2224448C (de) |
DE (1) | DE69719946T2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6375039B1 (en) | 2000-09-13 | 2002-04-23 | Howmet Research Corporation | Material transfer device |
US20140116514A1 (en) * | 2012-10-25 | 2014-05-01 | Graco Minnesota Inc. | Vacuum and shaker for a hot melt system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US29687A (en) | 1860-08-21 | Stove | ||
US2480603A (en) * | 1946-06-26 | 1949-08-30 | Edwin F Peterson | Machine vibrator |
US2921372A (en) * | 1955-06-24 | 1960-01-19 | Jr Albert G Bodine | Torsional vibration sonic drill |
US3444622A (en) * | 1965-06-07 | 1969-05-20 | Tonk Mills | Air operated vibrator for dentistry |
US3553841A (en) * | 1967-10-23 | 1971-01-12 | George K Austin Jr | Amalgam condenser |
US4260380A (en) * | 1979-04-02 | 1981-04-07 | Syntex (U.S.A.) Inc. | Vibratory device with fluid transport means |
US4453919A (en) * | 1981-04-24 | 1984-06-12 | Micron Co., Ltd. | Dental scaler |
US4427384A (en) * | 1982-07-22 | 1984-01-24 | Sertich Anthony T | Vibratory dental scaler |
US5190456A (en) * | 1986-09-26 | 1993-03-02 | Micron Co., Ltd. | Air-driven dental scaler |
US5035510A (en) * | 1989-09-01 | 1991-07-30 | Fallows John H | Light weight, high efficiency vibrator apparatus for facilitating bulk material handling and transport |
-
1997
- 1997-11-14 US US08/970,687 patent/US5846077A/en not_active Expired - Fee Related
- 1997-12-11 EP EP97310002A patent/EP0852131B1/de not_active Expired - Lifetime
- 1997-12-11 AT AT97310002T patent/ATE234593T1/de not_active IP Right Cessation
- 1997-12-11 DE DE69719946T patent/DE69719946T2/de not_active Expired - Fee Related
- 1997-12-11 CA CA002224448A patent/CA2224448C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69719946T2 (de) | 2003-09-04 |
ATE234593T1 (de) | 2003-04-15 |
CA2224448A1 (en) | 1998-06-13 |
EP0852131A2 (de) | 1998-07-08 |
CA2224448C (en) | 2000-09-26 |
EP0852131A3 (de) | 1998-12-16 |
US5846077A (en) | 1998-12-08 |
EP0852131B1 (de) | 2003-03-19 |
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JPH022020B2 (de) | ||
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |