IT976183B - Disposizione per la molatura fre satura trapanatura e simili parti colarmente per odonotecnica - Google Patents
Disposizione per la molatura fre satura trapanatura e simili parti colarmente per odonotecnicaInfo
- Publication number
- IT976183B IT976183B IT71053/72A IT7105372A IT976183B IT 976183 B IT976183 B IT 976183B IT 71053/72 A IT71053/72 A IT 71053/72A IT 7105372 A IT7105372 A IT 7105372A IT 976183 B IT976183 B IT 976183B
- Authority
- IT
- Italy
- Prior art keywords
- colarly
- satura
- fre
- drilling
- grinding
- Prior art date
Links
- 238000005516 engineering process Methods 0.000 title 1
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
- H02P7/292—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 using static converters, e.g. AC to DC
- H02P7/295—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 using static converters, e.g. AC to DC of the kind having one thyristor or the like in series with the power supply and the motor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/12—Tools for fastening artificial teeth; Holders, clamps, or stands for artificial teeth
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)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Direct Current Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722203827 DE2203827C3 (de) | 1972-01-27 | Schaltungsanordnung zur Drehzahlsteuerung eines aus einer Wechselspannungsquelle betriebenen Kommutatormotors |
Publications (1)
Publication Number | Publication Date |
---|---|
IT976183B true IT976183B (it) | 1974-08-20 |
Family
ID=5834202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT71053/72A IT976183B (it) | 1972-01-27 | 1972-12-22 | Disposizione per la molatura fre satura trapanatura e simili parti colarmente per odonotecnica |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT354607B (it) |
CH (1) | CH559467A5 (it) |
IT (1) | IT976183B (it) |
-
1972
- 1972-11-23 AT AT998172A patent/AT354607B/de not_active IP Right Cessation
- 1972-11-29 CH CH1738572A patent/CH559467A5/xx not_active IP Right Cessation
- 1972-12-22 IT IT71053/72A patent/IT976183B/it active
Also Published As
Publication number | Publication date |
---|---|
ATA998172A (de) | 1979-06-15 |
DE2203827A1 (de) | 1973-08-02 |
AT354607B (de) | 1979-01-25 |
DE2203827B2 (de) | 1976-07-15 |
CH559467A5 (it) | 1975-02-28 |
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