BE666454A - - Google Patents
Info
- Publication number
- BE666454A BE666454A BE666454A BE666454A BE666454A BE 666454 A BE666454 A BE 666454A BE 666454 A BE666454 A BE 666454A BE 666454 A BE666454 A BE 666454A BE 666454 A BE666454 A BE 666454A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
-
- 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
- A61C1/0007—Control devices or systems
- A61C1/0015—Electrical systems
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- 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
- A61C1/02—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools
- A61C1/06—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools with electric drive
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Water Supply & Treatment (AREA)
- Power Engineering (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US386350A US3411209A (en) | 1964-07-30 | 1964-07-30 | Motorized dental handpiece and control therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE666454A true BE666454A (xx) | 1966-01-06 |
Family
ID=23525234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE666454A BE666454A (xx) | 1964-07-30 | 1965-07-06 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3411209A (xx) |
| BE (1) | BE666454A (xx) |
| CH (1) | CH435545A (xx) |
| GB (1) | GB1085662A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6217051Y2 (xx) * | 1978-05-17 | 1987-04-30 | ||
| DE3302558A1 (de) * | 1983-01-26 | 1984-07-26 | Kaltenbach & Voigt Gmbh & Co, 7950 Biberach | Fusssteuervorrichtung, insbesondere fuer zahnaerztliche geraete |
| US20080102418A1 (en) * | 2006-10-31 | 2008-05-01 | Glenn Krieger | Rotary hand tool |
| USD751717S1 (en) * | 2015-03-04 | 2016-03-15 | Nakanishi Inc. | Controller for dental treatment |
| US10698489B1 (en) * | 2018-04-03 | 2020-06-30 | Apple Inc. | Compact pivoting input device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2396007A (en) * | 1944-06-16 | 1946-03-05 | Singer Mfg Co | Portable electric drill |
| US2876015A (en) * | 1953-09-11 | 1959-03-03 | Steuer Werner | Hand piece for drilling, milling or grinding |
| US3213537A (en) * | 1954-12-24 | 1965-10-26 | Cavitron Corp | Supply and control apparatus for vibratory cutting device |
| US3209457A (en) * | 1960-05-23 | 1965-10-05 | Ritter Co Inc | Dual controller for dental drills |
| US3101542A (en) * | 1960-11-07 | 1963-08-27 | Ferenz H Fodor | Non-vibrational dental tool |
| DE1219170B (de) * | 1962-03-02 | 1966-06-16 | Kaltenbach & Voigt | Zahnaerztliches Hand- oder Winkelstueck |
| US3210847A (en) * | 1962-09-04 | 1965-10-12 | Prufer Albert | Dentist's drill |
| US3280458A (en) * | 1963-12-19 | 1966-10-25 | Dentists Supply Co | Dental equipment stand |
-
1964
- 1964-07-30 US US386350A patent/US3411209A/en not_active Expired - Lifetime
-
1965
- 1965-01-28 GB GB3858/65A patent/GB1085662A/en not_active Expired
- 1965-02-26 CH CH266165A patent/CH435545A/fr unknown
- 1965-07-06 BE BE666454A patent/BE666454A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1085662A (en) | 1967-10-04 |
| CH435545A (fr) | 1967-05-15 |
| US3411209A (en) | 1968-11-19 |