US3119934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Generator control means
Assignee: Basler Electric Co
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Filing: 1961-12-04
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Granted: 1964-01-28
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Expires: 1981-12-04
Abstract
No abstract record available.
Inventors
- 👤 Robert H Lee
- 👤 Waldo J Frierdich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:35
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/10; H02P9/107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A CONTROL DEVICE FOR AN ALTERNATING CURRENT GENERATOR HAVING OUTPUT LEADS CONNECTED TO A LOAD; SAID CONTROL DEVICE INCLUDING A FIRST TRANSFORMER HAVING A PRIMARY AND A SECONDARY, SAID PRIMARY BEING INTERPOSED IN SERIES IN ONE OF THE OUTPUT LEADS OF THE GENERATOR, A CAPACITOR INTERPOSED IN SAID LAST-NAMED OUTPUT LEAD IN SERIES WITH SAID PRIMARY, A SECOND TRANSFORMER HAVING A PRIMARY AND SECONDARY, THE PRIMARY OF THE SECOND TRANSFORMER BEING IN PARALLEL ACROSS THE CAPACITOR, THE TWO SECONDARIES BEING IN SERIES WHEREBY TO GENERATE A CONTROL SIGNAL RESPONSIVE TO OVERLOAD CONDITIONS ACROSS THE OUTPUT LEADS, AND CONTROL MEANS CONNECTED ACROSS SAID SECONDARIES TO RECEIVE SAID SIGNAL AND CORRESPONDINGLY VARY THE MAGNITUDE OF THE GENERATOR OUTPUT.
Claim 2
Dependent Claim
116 words
A CONTROL DEVICE FOR AN ALTERNATING CURRENT GENERATOR HAVING OUTPUT LEADS CONNECTED TO A LOAD; SAID CONTROL DEVICE INCLUDING A FIRST TRANSFORMER HAVING A PRIMARY AND A SECONDARY, SAID PRIMARY BEING INTERPOSED IN SERIES IN ONE OF THE OUTPUT LEADS OF THE GENERATOR, A CAPACITOR INTERPOSED IN SAID LAST-NAMED OUTPUT LEAD IN SERIES WITH SAID PRIMARY, A SECOND TRANSFORMER HAVING A PRIMARY AND SECONDARY, THE PRIMARY OF THE SECOND TRANSFORMER BEING IN PARALLEL ACROSS THE CAPACITOR, THE TWO SECONDARIES BEING IN SERIES WHEREBY TO GENERATE A CONTROL SIGNAL RESPONSIVE TO OVERLOAD CONDITIONS ACROSS THE OUTPUT LEADS, AND CONTROL MEANS CONNECTED ACROSS SAID SECONDARIES TO RECEIVE SAID SIGNAL AND CORRESPONDINGLY VARY THE MAGNITUDE OF THE GENERATOR OUTPUT.
References Cited (Backward Citations)
US2650341A
Cited
US3076136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |