IT1000065B - Trasduttore per motori elettrici a velocita variabile - Google Patents
Trasduttore per motori elettrici a velocita variabileInfo
- Publication number
- IT1000065B IT1000065B IT52524/73A IT5252473A IT1000065B IT 1000065 B IT1000065 B IT 1000065B IT 52524/73 A IT52524/73 A IT 52524/73A IT 5252473 A IT5252473 A IT 5252473A IT 1000065 B IT1000065 B IT 1000065B
- Authority
- IT
- Italy
- Prior art keywords
- transducer
- variable speed
- electric motors
- speed electric
- motors
- Prior art date
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
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/022—Synchronous motors
- H02P25/024—Synchronous motors controlled by supply frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Direct Current Motors (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
- Control Of Stepping Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34968973A | 1973-04-10 | 1973-04-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1000065B true IT1000065B (it) | 1976-03-30 |
Family
ID=23373538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52524/73A IT1000065B (it) | 1973-04-10 | 1973-09-14 | Trasduttore per motori elettrici a velocita variabile |
Country Status (6)
Country | Link |
---|---|
US (1) | US3801887A (it) |
CA (1) | CA989936A (it) |
DE (1) | DE2349924C2 (it) |
FR (1) | FR2225866B1 (it) |
GB (1) | GB1387534A (it) |
IT (1) | IT1000065B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2132838A (en) * | 1982-12-15 | 1984-07-11 | Griffiths Mavis | Synchronous electric motor control |
GB2150772B (en) * | 1983-12-01 | 1987-08-05 | Barry Wayne Williams | Motor drive circuits |
US5220258A (en) * | 1990-06-18 | 1993-06-15 | Papst-Motoren Gmbh & Co. Kg | Drive circuit for a brushless direct-current motor |
US5343129A (en) * | 1990-06-18 | 1994-08-30 | Papst Licensing Gmbh | Drive circuit for a brushless direct-current motor |
EP1107441A3 (de) * | 1999-12-01 | 2002-09-25 | Papst-Motoren GmbH & Co. KG | Elektronisch kommunierter Gleichstrommotor |
DE50015828D1 (de) * | 1999-12-08 | 2010-02-04 | Ebm Papst St Georgen Gmbh & Co | Elektonisch kommutierter Gleichstrommotor |
US12021464B2 (en) * | 2018-02-19 | 2024-06-25 | Tyco Fire & Security Gmbh | Adaptive logic board for variable speed drive |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2898533A (en) * | 1955-12-12 | 1959-08-04 | Aseptic Thermo Indicator Compa | Compensating timer |
US2995690A (en) * | 1958-09-22 | 1961-08-08 | Reed And Reese Inc | D. c.-operated constant speed motor |
US3098958A (en) * | 1959-04-07 | 1963-07-23 | Katz Leonhard | Direct-current motor and the like |
US3250066A (en) * | 1963-08-12 | 1966-05-10 | Philco Corp | Electronic clock utilizing oscillator to switch bistable circuit at subharmonic of oscillator frequency |
US3489968A (en) * | 1966-01-11 | 1970-01-13 | Astro Dynamics Inc | Apparatus for producing alternating current from brushless dc motor |
US3473069A (en) * | 1966-06-29 | 1969-10-14 | Tri Tech | System for translating electrical pulses into incremental mechanical motions |
US3613391A (en) * | 1967-09-12 | 1971-10-19 | White Consolidated Ind Inc | Head pressure control system |
-
1973
- 1973-04-10 US US00349689A patent/US3801887A/en not_active Expired - Lifetime
- 1973-08-30 CA CA179,970A patent/CA989936A/en not_active Expired
- 1973-09-11 GB GB4276873A patent/GB1387534A/en not_active Expired
- 1973-09-14 IT IT52524/73A patent/IT1000065B/it active
- 1973-10-04 DE DE2349924A patent/DE2349924C2/de not_active Expired
- 1973-10-05 FR FR7335668A patent/FR2225866B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2225866B1 (it) | 1977-03-11 |
DE2349924A1 (de) | 1974-10-17 |
CA989936A (en) | 1976-05-25 |
FR2225866A1 (it) | 1974-11-08 |
AU5999073A (en) | 1975-03-06 |
US3801887A (en) | 1974-04-02 |
DE2349924C2 (de) | 1985-09-19 |
GB1387534A (en) | 1975-03-19 |
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