US3074002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine
Assignee: Bendix Corp
•
Filing: 1958-09-29
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Granted: 1963-01-15
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Expires: 1978-09-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Potter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:03
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/14; H02P9/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A SELF-REGULATING BRUSHLESS A.C. GENERATOR COMPRISING A MAIN GENERATOR AND AN EXCITER, SAID MAIN GENERATOR HAVING A ROTOR AND A STATOR, SAID STATOR BEING OF A MATERIAL WHICH SATURATES ABRUPTLY, AN EXCITATION WINDING ON SAID ROTOR, AN OUTPUT WINDING ON SAID STATOR, SAID EXCITER HAVING A ROTOR AND A STATOR, A VOLTAGE WINDING AND A CURRENT WINDING ON SAID STATOR, AN OUTPUT WINDING ON SAID ROTOR, MEANS INCLUDING RECTIFIERS CONNECTING SAID EXCITER OUTPUT WINDING TO SAID MAIN GENERATOR EXCITATION WINDING, MEANS CONNECTING SAID EXCITER CURRENT WINDINGS IN SERIES WITH SAID MAIN GENERATOR OUTPUT, AND MEANS INCLUDING LINEAR REACTORS CONNECTING SAID VOLTAGE WINDINGS TO SAID MAIN GENERATOR OUTPUT.
Claim 2
Dependent Claim
107 words
A SELF-REGULATING BRUSHLESS A.C. GENERATOR COMPRISING A MAIN GENERATOR AND AN EXCITER, SAID MAIN GENERATOR HAVING A ROTOR AND A STATOR, SAID STATOR BEING OF A MATERIAL WHICH SATURATES ABRUPTLY, AN EXCITATION WINDING ON SAID ROTOR, AN OUTPUT WINDING ON SAID STATOR, SAID EXCITER HAVING A ROTOR AND A STATOR, A VOLTAGE WINDING AND A CURRENT WINDING ON SAID STATOR, AN OUTPUT WINDING ON SAID ROTOR, MEANS INCLUDING RECTIFIERS CONNECTING SAID EXCITER OUTPUT WINDING TO SAID MAIN GENERATOR EXCITATION WINDING, MEANS CONNECTING SAID EXCITER CURRENT WINDINGS IN SERIES WITH SAID MAIN GENERATOR OUTPUT, AND MEANS INCLUDING LINEAR REACTORS CONNECTING SAID VOLTAGE WINDINGS TO SAID MAIN GENERATOR OUTPUT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |