US3119968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
"q"-reducing circuit stabilizing peak charging voltage of pulse forming network employing controlled resonant charging inductor
Assignee: Varian Medical Systems Inc
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Filing: 1961-05-15
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Granted: 1964-01-28
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Expires: 1981-05-15
Abstract
No abstract record available.
Inventors
- 👤 Russell G Schonberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:09
CPC Classifications
H; H05; H05H; H05H7/00; H05H7/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A "Q"-REDUCING CIRCUIT FOR A PULSE-FORMING NETWORK COMPRISING, A PULSE-FORMING NETWORK, A CHARGING INDUCTOR FORMING A SERIES-RESONANCE NETWORK WITH SAID PULSE-FORMING NETWORK, A SOURCE OF CHARGING CURRENT TO SAID CHARGING INDUCTOR AND SAID PULSE-FORMING NETWORK, SWITCH MEANS ACROSS SAID CHARGING INDUCTOR, MEANS FOR REMOVING THE CURRENT STORED IN SAID CHARGING INDUCTOR, FEEDBACK MEANS FOR FEEDING BACK FROM SAID PULSE-FORMING NETWORK TO SAID SWITCH A SIGNAL FOR CLOSING SAID SWITCH AT A PREDETERMINED AMPLITUDE OF CHARGE ON SAID PULSE-FORMING NETWORK THEREBY SHUNTING SAID CURRENT STORED IN SAID CHARGING INDUCTOR TO SAID REMOVING MEANS THEREBY REMOVING SAID CHARGE SOURCE FROM SAID PULSE-FORMING NETWORK TO CONTROL THE VOLTAGE AMPLITUDE THEREOF AND MEANS FOR PRODUCING CRITICAL DAMPING OF SAID "Q"-REDUCING CIRCUIT.
Claim 2
Dependent Claim
117 words
A "Q"-REDUCING CIRCUIT FOR A PULSE-FORMING NETWORK COMPRISING, A PULSE-FORMING NETWORK, A CHARGING INDUCTOR FORMING A SERIES-RESONANCE NETWORK WITH SAID PULSE-FORMING NETWORK, A SOURCE OF CHARGING CURRENT TO SAID CHARGING INDUCTOR AND SAID PULSE-FORMING NETWORK, SWITCH MEANS ACROSS SAID CHARGING INDUCTOR, MEANS FOR REMOVING THE CURRENT STORED IN SAID CHARGING INDUCTOR, FEEDBACK MEANS FOR FEEDING BACK FROM SAID PULSE-FORMING NETWORK TO SAID SWITCH A SIGNAL FOR CLOSING SAID SWITCH AT A PREDETERMINED AMPLITUDE OF CHARGE ON SAID PULSE-FORMING NETWORK THEREBY SHUNTING SAID CURRENT STORED IN SAID CHARGING INDUCTOR TO SAID REMOVING MEANS THEREBY REMOVING SAID CHARGE SOURCE FROM SAID PULSE-FORMING NETWORK TO CONTROL THE VOLTAGE AMPLITUDE THEREOF AND MEANS FOR PRODUCING CRITICAL DAMPING OF SAID "Q"-REDUCING CIRCUIT.
References Cited (Backward Citations)
US2832928A
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 |