US3152295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsed tank circuit magneto-or electrostrictive device excitation
Assignee: Bendix Corp
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Filing: 1961-05-01
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Granted: 1964-10-06
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Expires: 1981-05-01
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Schebler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:05
CPC Classifications
H; H03; H03B; H03B11/00; H03B11/04; H03B11/10; B; B06; B06B; B06B1/00; B06B1/02; B06B1/0207; B06B1/0223; B06B1/0238; H03B5/00; H03B5/30; H03B5/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A SONIC GENERATOR COMPRISING, IN SERIES CIRCUIT FOR ENERGIZATION FROM A UNIDIRECTIONAL ELECTRICAL POWER SOURCE AN INDUCTOR, A RECTIFIER OF THE TYPE RENDERED NONCONDUCTIVE BY APPLICATION OF INVERSE VOLTAGE, AND A RESONANT CIRCUIT EXHIBITING PARALLEL RESONANCE AND INCLUDING THE ELECTRICAL SIDE OF A SONIC TRANDUCER; SAID TRANSDUCER HAVING A MECHANICAL RESONANT FREQUENCY GREATER THAN THE RESONANT FREQUENCY OF SAID RESONANT CIRCUIT; AND MEANS FOR RENDERING SAID RECTIFIER CONDUCTIVE AT A FREQENCY GREATER THAN THE RESONANT FREQUENCY OF SAID RESONANT CIRCUIT AND APPROXIMATELY EQUAL TO SAID MECHANICAL ELECTRICAL FREQUENCY.
Claim 2
Dependent Claim
88 words
A SONIC GENERATOR COMPRISING, IN SERIES CIRCUIT FOR ENERGIZATION FROM A UNIDIRECTIONAL ELECTRICAL POWER SOURCE AN INDUCTOR, A RECTIFIER OF THE TYPE RENDERED NONCONDUCTIVE BY APPLICATION OF INVERSE VOLTAGE, AND A RESONANT CIRCUIT EXHIBITING PARALLEL RESONANCE AND INCLUDING THE ELECTRICAL SIDE OF A SONIC TRANDUCER; SAID TRANSDUCER HAVING A MECHANICAL RESONANT FREQUENCY GREATER THAN THE RESONANT FREQUENCY OF SAID RESONANT CIRCUIT; AND MEANS FOR RENDERING SAID RECTIFIER CONDUCTIVE AT A FREQENCY GREATER THAN THE RESONANT FREQUENCY OF SAID RESONANT CIRCUIT AND APPROXIMATELY EQUAL TO SAID MECHANICAL ELECTRICAL FREQUENCY.
References Cited (Backward Citations)
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Cited
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US2550771A
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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) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |