US3108247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Depth-compensated transducer
Assignee: Harris Transducer Corp
•
Filing: 1956-07-23
•
Granted: 1963-10-22
•
Expires: 1976-07-23
Abstract
No abstract record available.
Inventors
- 👤 Wilbur T Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:40
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
AN ACOUSTIC TRANSDUCER, COMPRISING AN ELONGATED HARD CORE, AN ELONGATED CYLINDRICAL TRANSDUCER ELEMENT ENCIRCLING AND RADIALLY SPACED FROM SAID CORE, A HOLLOW BAG OF YIELDABLE MATERIAL IN THE SPACE BETWEEN SAID TRANSDUCER ELEMENT AND SAID CORE AND SUBSTANTIALLY LONGITUDINALLY COEXTENSIVE THEREWITH, SAID BAG BEING IN PRESSURETRANSMITTING RELATION WITH THE INNER WALL OF SAID TRANSDUCAER ELEMENT, SAID BAG BEING CLOSED AT ONE LONGITUDINAL END AND OPEN AT THE OTHER, MEANS INCLUDING A RESTRICTIVE ORIFICE SUBSTANTIALLY CLOSING SAID OTEHR END, AND AN ENVELOPE OF YIELDABLE MATERIAL SEALED TO SAID TRANSDUCER ELEMENT, SPACED FROM SAID MEANS AND DEFINING BETWEEN ITSELF AND SAID MEANS AN OUTER-END PRESSURE-COMPENSATING RESERVOIR LONGITUDINALLY BEYOND SAID ORIFICE.
Claim 2
Dependent Claim
108 words
AN ACOUSTIC TRANSDUCER, COMPRISING AN ELONGATED HARD CORE, AN ELONGATED CYLINDRICAL TRANSDUCER ELEMENT ENCIRCLING AND RADIALLY SPACED FROM SAID CORE, A HOLLOW BAG OF YIELDABLE MATERIAL IN THE SPACE BETWEEN SAID TRANSDUCER ELEMENT AND SAID CORE AND SUBSTANTIALLY LONGITUDINALLY COEXTENSIVE THEREWITH, SAID BAG BEING IN PRESSURETRANSMITTING RELATION WITH THE INNER WALL OF SAID TRANSDUCAER ELEMENT, SAID BAG BEING CLOSED AT ONE LONGITUDINAL END AND OPEN AT THE OTHER, MEANS INCLUDING A RESTRICTIVE ORIFICE SUBSTANTIALLY CLOSING SAID OTEHR END, AND AN ENVELOPE OF YIELDABLE MATERIAL SEALED TO SAID TRANSDUCER ELEMENT, SPACED FROM SAID MEANS AND DEFINING BETWEEN ITSELF AND SAID MEANS AN OUTER-END PRESSURE-COMPENSATING RESERVOIR LONGITUDINALLY BEYOND SAID ORIFICE.
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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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |