IT8619600A0 - IMPROVEMENTS TO THE FERRO-RESONANCE TRANSFORMERS (FERRORESONANTCONSTANT-VOLTAGE TRANSFORMER). - Google Patents
IMPROVEMENTS TO THE FERRO-RESONANCE TRANSFORMERS (FERRORESONANTCONSTANT-VOLTAGE TRANSFORMER).Info
- Publication number
- IT8619600A0 IT8619600A0 IT8619600A IT1960086A IT8619600A0 IT 8619600 A0 IT8619600 A0 IT 8619600A0 IT 8619600 A IT8619600 A IT 8619600A IT 1960086 A IT1960086 A IT 1960086A IT 8619600 A0 IT8619600 A0 IT 8619600A0
- Authority
- IT
- Italy
- Prior art keywords
- ferroresonantconstant
- ferro
- voltage transformer
- resonance transformers
- transformers
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/04—Regulating voltage or current wherein the variable is ac
- G05F3/06—Regulating voltage or current wherein the variable is ac using combinations of saturated and unsaturated inductive devices, e.g. combined with resonant circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F30/00—Fixed transformers not covered by group H01F19/00
- H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
- H01F30/10—Single-phase transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19600/86A IT1190079B (en) | 1986-02-28 | 1986-02-28 | IMPROVEMENTS TO IRON-RESONANCE TRANSFORMERS (FERRORESONANT CONSTANT-VOLTAGE TRANSFORMER) |
DE8787901457T DE3770171D1 (en) | 1986-02-28 | 1987-02-24 | FERRORESONANT TRANSFORMERS WITH CONSTANT VOLTAGE. |
AU71253/87A AU7125387A (en) | 1986-02-28 | 1987-02-24 | Improvements in ferroresonant constant-voltage transformers |
PCT/EP1987/000101 WO1987005412A1 (en) | 1986-02-28 | 1987-02-24 | Improvements in ferroresonant constant-voltage transformers |
AT87901457T ATE63648T1 (en) | 1986-02-28 | 1987-02-24 | CONSTANT VOLTAGE FERRORESONANT TRANSFORMERS. |
EP87901457A EP0302856B1 (en) | 1986-02-28 | 1987-02-24 | Improvements in ferroresonant constant-voltage transformers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19600/86A IT1190079B (en) | 1986-02-28 | 1986-02-28 | IMPROVEMENTS TO IRON-RESONANCE TRANSFORMERS (FERRORESONANT CONSTANT-VOLTAGE TRANSFORMER) |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8619600A0 true IT8619600A0 (en) | 1986-02-28 |
IT8619600A1 IT8619600A1 (en) | 1987-08-28 |
IT1190079B IT1190079B (en) | 1988-02-10 |
Family
ID=11159362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19600/86A IT1190079B (en) | 1986-02-28 | 1986-02-28 | IMPROVEMENTS TO IRON-RESONANCE TRANSFORMERS (FERRORESONANT CONSTANT-VOLTAGE TRANSFORMER) |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0302856B1 (en) |
AU (1) | AU7125387A (en) |
IT (1) | IT1190079B (en) |
WO (1) | WO1987005412A1 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1149809B (en) * | 1961-05-12 | 1963-06-06 | Frako Kondensatoren Und Appbau | Stabilized power rectifier circuit |
GB1050605A (en) * | 1961-09-21 | |||
DE2225720A1 (en) * | 1971-05-28 | 1972-12-14 | Parlour William J Ltd | Electric device |
US3708744A (en) * | 1971-08-18 | 1973-01-02 | Westinghouse Electric Corp | Regulating and filtering transformer |
-
1986
- 1986-02-28 IT IT19600/86A patent/IT1190079B/en active
-
1987
- 1987-02-24 WO PCT/EP1987/000101 patent/WO1987005412A1/en active IP Right Grant
- 1987-02-24 EP EP87901457A patent/EP0302856B1/en not_active Expired - Lifetime
- 1987-02-24 AU AU71253/87A patent/AU7125387A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU7125387A (en) | 1987-09-28 |
WO1987005412A1 (en) | 1987-09-11 |
IT1190079B (en) | 1988-02-10 |
IT8619600A1 (en) | 1987-08-28 |
EP0302856B1 (en) | 1991-05-15 |
EP0302856A1 (en) | 1989-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19940428 |