Patent US3287579A successfully refreshed from Google Patents.
US3287579A
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Tubular electrostrictive resonator-type transducer
Assignee: Telefunken Patentverwertungs GmbH
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Filing: 1964-12-08
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Granted: 1966-11-22
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Expires: 1984-12-08
Abstract
No abstract record available.
Inventors
- 👤 Borner Manfred
- 👤 Durre Ewald
- 👤 Hirsch Wolfgang
- 👤 Semmler Gunter
- 👤 Schussler Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:12
CPC Classifications
H; H03; H03H; H03H3/00; H03H3/007; H03H3/02; B; B06; B06B; B06B1/00; B06B1/02; B06B1/06; B06B1/0644; B06B1/0655; Y; Y10; Y10T; Y10T29/00; Y10T29/42; Y10T29/43; Y10T29/435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
AN ARRANGEMENT COMPRISING, IN COMBINATION: (A) A TUBULAR ELECTROSTRICTIVE RESONATOR-TYPE TRANSDUCER HAVING A BORE WHICH IS PROVIDED WITH A CONDUCTIVE COATING, SAID TRANSDUCER HAVING A VIBRATORY NODAL PLANE; AND (B) LEAD-IN MEANS ELECTRICALLY CONTACTING SAID COATING AND MECHANICALLY ENGAGING THE SAME EXCLUSIVELY SUBSTANTIALLY IN SAID VIBRATORY NODAL PLANE OF SAID TRANSDUCER, SAID LEAD-IN MEANS COMPRISING A WIRE AND AN ELEMENT WHICH IS CONNECTED TO SAID WIRE AND MECHANICALLY ENGAGES SAID TRANSDUCER, SAID ELEMENT BEING A RESILIENT AND GENERALLY CIRCULAR ARCHED PLATE HAVING, IN UNSTRESSED STATE, AN OUTSIDE DIAMETER WHICH IS LARGER THAN THE INSIDE DIAMETER OF SAID BORE, IN CONSEQUENCE OF WHICH SAID PLATE, WHEN SAID BORE WILL RESILIENTLY PRESS AGAINST SAID TRANSDUCER.
Claim 2
Dependent Claim
113 words
AN ARRANGEMENT COMPRISING, IN COMBINATION: (A) A TUBULAR ELECTROSTRICTIVE RESONATOR-TYPE TRANSDUCER HAVING A BORE WHICH IS PROVIDED WITH A CONDUCTIVE COATING, SAID TRANSDUCER HAVING A VIBRATORY NODAL PLANE; AND (B) LEAD-IN MEANS ELECTRICALLY CONTACTING SAID COATING AND MECHANICALLY ENGAGING THE SAME EXCLUSIVELY SUBSTANTIALLY IN SAID VIBRATORY NODAL PLANE OF SAID TRANSDUCER, SAID LEAD-IN MEANS COMPRISING A WIRE AND AN ELEMENT WHICH IS CONNECTED TO SAID WIRE AND MECHANICALLY ENGAGES SAID TRANSDUCER, SAID ELEMENT BEING A RESILIENT AND GENERALLY CIRCULAR ARCHED PLATE HAVING, IN UNSTRESSED STATE, AN OUTSIDE DIAMETER WHICH IS LARGER THAN THE INSIDE DIAMETER OF SAID BORE, IN CONSEQUENCE OF WHICH SAID PLATE, WHEN SAID BORE WILL RESILIENTLY PRESS AGAINST SAID TRANSDUCER.
References Cited (Backward Citations)
US2573168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |