US3165697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic tuning circuit for a transmitter cavity amplifier
Assignee: Individual
•
Filing: 1961-12-19
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Granted: 1965-01-12
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Expires: 1981-12-19
Abstract
No abstract record available.
Inventors
- 👤 Reich Alfred
- 👤 Dale M Osterman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:37
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A TRANSMITTER AN AUTOMATIC TUNING CIRCUIT COMPRISING A CAVITY AMPLIFIER TUNABLE BY A MOVING PLUNGER, A MOTOR CONNECTED TO SAID PLUNGER, A PAIR OF RECTIFIYING AND FILTERING CIRCUITS CONNECTED IN PARALLEL TO THE OUTPUT OF SAID AMPLIFIER, A SWITCH MEANS DISPOSED FOR ALTERNATE CONNECTION TO EACH OF SAID RECTIFYING AND FILTERING CIRCUITS, A SUMMING CIRCUIT, A LOW FREQUENCY GENERATOR CONNECTED TO SAID SUMMING CIRCUIT, A RELAY CONNECTED TO SAID GENERATOR AND RESPONSIVE TO THE OUTPUT SIGNAL OF SAID GENERATOR FOR OPERATION OF SAID SWITCH MEANS, AND MEANS CONNECTING THE OUTPUT OF SAID SWITCH MEANS, TO SAID SUMMING CIRCUIT, AND AMPLIFIER MEANS CONNECTING SAID SUMMING CIRCUIT TO SAID MOTOR.
Claim 2
Dependent Claim
109 words
IN A TRANSMITTER AN AUTOMATIC TUNING CIRCUIT COMPRISING A CAVITY AMPLIFIER TUNABLE BY A MOVING PLUNGER, A MOTOR CONNECTED TO SAID PLUNGER, A PAIR OF RECTIFIYING AND FILTERING CIRCUITS CONNECTED IN PARALLEL TO THE OUTPUT OF SAID AMPLIFIER, A SWITCH MEANS DISPOSED FOR ALTERNATE CONNECTION TO EACH OF SAID RECTIFYING AND FILTERING CIRCUITS, A SUMMING CIRCUIT, A LOW FREQUENCY GENERATOR CONNECTED TO SAID SUMMING CIRCUIT, A RELAY CONNECTED TO SAID GENERATOR AND RESPONSIVE TO THE OUTPUT SIGNAL OF SAID GENERATOR FOR OPERATION OF SAID SWITCH MEANS, AND MEANS CONNECTING THE OUTPUT OF SAID SWITCH MEANS, TO SAID SUMMING CIRCUIT, AND AMPLIFIER MEANS CONNECTING SAID SUMMING CIRCUIT TO SAID MOTOR.
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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |