US3350609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic control means
Assignee: Commander Electrical Equipment Inc
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Filing: 1964-12-31
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Granted: 1967-10-31
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Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Owen S Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:41
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/18; H01F7/1805; H01F7/1811; B; B66; B66C; B66C13/00; B66C13/18; B66C2700/00; B66C2700/08; B66C2700/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A CIRCUIAT MEANS FOR RAPID DISCHARGE AND RESET OF A MAGNETIC LOAD ENERGIZED FROM A DIRECT CURRENT SOURCE, COMPRISING POWER MEANS FOR APPLYING OPPOSITELY POLARIZED CURRENTS TO THE LOAD AND HAVING LOAD TERMINALS ADAPTED TO BE CONNENCTED TO THE LOAD, A DISCHARGE CIRCUIT CONNECTED IN PARALLEL WITH SAID LOAD TERMINALS AND INCLUDING APLURALITY OF CURRENT PATHS AT LEAST ONE OF WHICH INCLUDES NONLINEAR IMPEDANCE MEANS AND CONSTRUCTED TO IMPRESS SELF-INDUCED LOAD VOLTAGES UPON THE NONLINEAR IMPEDANCE, SAID DISCHARGE CIRCUIT INCLUDING A PAIR OF OUTPUT TERMINALS IN DIFFERENT CURRENT PATHS, AND A CONTROL MEANS FOR SAID POWER MEANS CONNECTED TO OUTPUT TERMINALS AND RESPONSIVE TO A SELECTED VOLTAGE DIFFERENTIAL THEREBETWEEN FOR MOMENTARILY APPLYING A REVERSE CURRENT TO THE INDUCTIVE LOAD AND THE DISCHARGE CIRCUIT, SAID NONLINEAR IMPEDANCE MEANS SERVING TO INITIALLY DISCHARGE A PORTION OF THE ENERGY IN
Claim 2
Dependent Claim
137 words
A CIRCUIAT MEANS FOR RAPID DISCHARGE AND RESET OF A MAGNETIC LOAD ENERGIZED FROM A DIRECT CURRENT SOURCE, COMPRISING POWER MEANS FOR APPLYING OPPOSITELY POLARIZED CURRENTS TO THE LOAD AND HAVING LOAD TERMINALS ADAPTED TO BE CONNENCTED TO THE LOAD, A DISCHARGE CIRCUIT CONNECTED IN PARALLEL WITH SAID LOAD TERMINALS AND INCLUDING APLURALITY OF CURRENT PATHS AT LEAST ONE OF WHICH INCLUDES NONLINEAR IMPEDANCE MEANS AND CONSTRUCTED TO IMPRESS SELF-INDUCED LOAD VOLTAGES UPON THE NONLINEAR IMPEDANCE, SAID DISCHARGE CIRCUIT INCLUDING A PAIR OF OUTPUT TERMINALS IN DIFFERENT CURRENT PATHS, AND A CONTROL MEANS FOR SAID POWER MEANS CONNECTED TO OUTPUT TERMINALS AND RESPONSIVE TO A SELECTED VOLTAGE DIFFERENTIAL THEREBETWEEN FOR MOMENTARILY APPLYING A REVERSE CURRENT TO THE INDUCTIVE LOAD AND THE DISCHARGE CIRCUIT, SAID NONLINEAR IMPEDANCE MEANS SERVING TO INITIALLY DISCHARGE A PORTION OF THE ENERGY IN
References Cited (Backward Citations)
US2181539A
Cited
US2648033A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |