US3265958A
Expired / Lapsed
US
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Balancing a polyphase circuit with a single phase load
Assignee: Deutsche Edelstahlwerke AG
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Filing: 1963-07-23
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Granted: 1966-08-09
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Expires: 1983-07-23
Abstract
No abstract record available.
Inventors
- 👤 Seulen Gerhard Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:21
CPC Classifications
H; H02; H02J; H02J3/00; H02J3/18; H02J3/1821; H02J3/1828; H01; H01F; H01F30/00; H01F30/06; H01F30/12; H01F30/14; H02J3/26; Y; Y02; Y02E; Y02E40/00; Y02E40/30; Y02E40/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A CIRCUIT ARRANGEMENT FOR BALANCING A THREE-PHASE NET HAVING FIRST, SECOND AND THIRD TERMINALS WITH EACH RESPECTIVE PHASE APPEARING ACROSS A SET OF TWO TERMINALS, TO WHICH NET A SINGLE-PHASE LOAD IS CONNECTED ACROSS SAID FIRST AND SECOND TERMINALS, SAID CIRCUIT ARRANGEMENT COMPRISING, IN COMBINATION: (A) A FIXED INDUCTANCE CONNECTED ACROSS SAID FIRST AND THIRD TERMINALS; (B) A PLURALITY OF CAPACITORS; AND (C) A PLURALITY OF SWITCHING MEANS, ONE FOR EACH OF SAID CAPACITORS, FOR CONNECTING THE RESPECTIVE CAPACITOR EITHER ACROSS SAID SECOND AND THIRD TERMINALS OR ACROSS SAID FIRST AND THIRD TERMINALS, AS DESIRED,
Claim 2
Dependent Claim
95 words
A CIRCUIT ARRANGEMENT FOR BALANCING A THREE-PHASE NET HAVING FIRST, SECOND AND THIRD TERMINALS WITH EACH RESPECTIVE PHASE APPEARING ACROSS A SET OF TWO TERMINALS, TO WHICH NET A SINGLE-PHASE LOAD IS CONNECTED ACROSS SAID FIRST AND SECOND TERMINALS, SAID CIRCUIT ARRANGEMENT COMPRISING, IN COMBINATION: (A) A FIXED INDUCTANCE CONNECTED ACROSS SAID FIRST AND THIRD TERMINALS; (B) A PLURALITY OF CAPACITORS; AND (C) A PLURALITY OF SWITCHING MEANS, ONE FOR EACH OF SAID CAPACITORS, FOR CONNECTING THE RESPECTIVE CAPACITOR EITHER ACROSS SAID SECOND AND THIRD TERMINALS OR ACROSS SAID FIRST AND THIRD TERMINALS, AS DESIRED,
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |