US3205425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage stabilized converter devices
Assignee: Eltra Corp
•
Filing: 1962-01-08
•
Granted: 1965-09-07
•
Expires: 1982-01-08
Abstract
No abstract record available.
Inventors
- 👤 Moyer Elmo Emerson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:00
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/865; H02J7/02; H02J7/04; H02J7/12; H02J7/90; H02J7/96
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
IN A CONSTANT POTENTIAL TRANSFORMER, THE COMBINATION OF A CLOSED MAGNETIC CIRCUIT COMPRISING FIRST AND SECOND CORE PORTIONS, A FIRST WINDING ON SAID FIRST CORE PORTION ADAPTED TO BE CONNECTED TO A SOURCE OF ALTERNATING CURRENT OF FLUCTUATING VOLTAGE, A SECOND WINDING ON SAID SECOND CORE PORTION IN CIRCUIT WITH A RECTIFIER, SAID MAGNETIC CIRCUIT PROVIDING A HIGH LEAKAGE REACTANCE PATH FOR A PORTION OF THE FLUX THREADING THROUGH SAID FIRST CORE P PORTION, A THIRD WINDING ON SAID SECOND CORE PORTION CONNECTED IN A RESONANT CIRCUIT INCLUDING A CAPACITOR TO MAINTAIN THE MAGNETIC DENSITY IN SAID SECOND CORE PORTION AT A PREDETERMINED VALUE IRRESPECTIVE OF THE VOLTAGE IMPRESSED UPON SAID FIRST WINDING, THE PORTION OF THE MAGNETIC CORE POSITION IN SAID SECOND AND THIRD WINDINGS BEING DIVIDED INTO TWO PARALLEL PATHS AND A CONTROL WINDING RESPONSIVE TO THE RECTIFIED VOLTAGE OF SAID SECOND WINDING POSITIONED ON THE SEPARATE HALVES ON SAID DIVIDED MAGNETIC CORE SECTION TO CONTROL THE MAGNETIC FLUX THREADING SAID SECOND COIL TO MAINTAIN THE VOLTAGE THEREOF AT A PREDETERMINED VALUE.
Claim 2
Dependent Claim
174 words
IN A CONSTANT POTENTIAL TRANSFORMER, THE COMBINATION OF A CLOSED MAGNETIC CIRCUIT COMPRISING FIRST AND SECOND CORE PORTIONS, A FIRST WINDING ON SAID FIRST CORE PORTION ADAPTED TO BE CONNECTED TO A SOURCE OF ALTERNATING CURRENT OF FLUCTUATING VOLTAGE, A SECOND WINDING ON SAID SECOND CORE PORTION IN CIRCUIT WITH A RECTIFIER, SAID MAGNETIC CIRCUIT PROVIDING A HIGH LEAKAGE REACTANCE PATH FOR A PORTION OF THE FLUX THREADING THROUGH SAID FIRST CORE P PORTION, A THIRD WINDING ON SAID SECOND CORE PORTION CONNECTED IN A RESONANT CIRCUIT INCLUDING A CAPACITOR TO MAINTAIN THE MAGNETIC DENSITY IN SAID SECOND CORE PORTION AT A PREDETERMINED VALUE IRRESPECTIVE OF THE VOLTAGE IMPRESSED UPON SAID FIRST WINDING, THE PORTION OF THE MAGNETIC CORE POSITION IN SAID SECOND AND THIRD WINDINGS BEING DIVIDED INTO TWO PARALLEL PATHS AND A CONTROL WINDING RESPONSIVE TO THE RECTIFIED VOLTAGE OF SAID SECOND WINDING POSITIONED ON THE SEPARATE HALVES ON SAID DIVIDED MAGNETIC CORE SECTION TO CONTROL THE MAGNETIC FLUX THREADING SAID SECOND COIL TO MAINTAIN THE VOLTAGE THEREOF AT A PREDETERMINED VALUE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |