US3337843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underwater transducer array for deep submergence
Assignee: Individual
•
Filing: 1965-12-20
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Granted: 1967-08-22
•
Expires: 1985-12-20
Abstract
No abstract record available.
Inventors
- 👤 Paul M Kendig
- 👤 Hugh J Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:03
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
231 words
AN UNDERWATER TRANSDUCER ARRAY HAVING SPECIAL UTILITY IN DEEP OCEAN SUBMERGENCE COMPRISING, IN COMBINATION: (A) A MASSIVE HOUSING OF HIGH PC MATERIAL, SAID HOUSING HAVING A FORWARD PORTION, A RESERVOIR PORTION, AND A PLURALITY OF TRANSDUCER CAVITIES IN SAID FORWARD PORTION; (B) A RESILIENT ACOUSTIC WINDOW SECURED TO AND CLOSING SAID FORWARD PORTION OF SAID HOUSING TO FORM A LIQUID IMPERVIOUS SEAL THEREWITH; (C) AN ELECTROACOUSTIC TRANSDUCER UNIT POSITIONED WITHIN EACH OF SAID TRANSDUCER CAVITIES, SAID TRANSDUCER UNITS AND SAID TRANSDUCER CAVITIES CORRELATED TO PROVIDE A MINIMAL OPERATIVE CLEARANCE SPACE BETWEEN EACH OF SAID TRANSDUCER CAVITIES AND THE ADJACENT PORTIONS OF THE TRANSDUCER UNIT POSITIONED THEREWITH, EACH OF SAID TRANSDUCER UNITS HAVING A FORWARD HEAD PORTION ADJACENT SAID ACOUSTIC WINDOW, SAID HEAD PORTIONS POSITIONED TO PROVIDE A MINIMAL OPERATIVE CLEARANCE SPACE BETWEEN EACH HEAD PORTION AND THE HEAD PORTIONS ADJACENT THERETO, AND SAID SPACES BETWEEN HEAD PORTIONS INTERCONNECTED TO PROVIDE LIQUID COMMUNICATION THEREBETWEEN ADJACENT SAID WINDOW; (D) A RESILIENT ELEMENT SECURED TO AND CLOSING SAID RESERVOIR PORTION OF SAID HOUSING TO PROVIDE A LIQUID IMPERVIOUS SEAL THEREWITH; (E) MEANS FOR CONNECTING SAID TRANSDUCER CAVITIES WITH SAID RESERVOIR PORTION TO PROVIDE LIQUID FLOW THEREBETWEEN, SAID MEANS FOR CONNECTING COMPRISING A CONDUIT OF SMALL CROSS-SECTIONAL AREA ADAPTED TO FUNCTION AS A LOW-PASS ACOUSTIC FILTER; AND (F) SAID RESERVOIR PORTION, ALL SAID MINIMAL OPERATIVE CLEARANCE SPACES, AND SAID MEANS FOR CONNECTING FILLED WITH LIQUID.
Claim 2
Dependent Claim
231 words
AN UNDERWATER TRANSDUCER ARRAY HAVING SPECIAL UTILITY IN DEEP OCEAN SUBMERGENCE COMPRISING, IN COMBINATION: (A) A MASSIVE HOUSING OF HIGH PC MATERIAL, SAID HOUSING HAVING A FORWARD PORTION, A RESERVOIR PORTION, AND A PLURALITY OF TRANSDUCER CAVITIES IN SAID FORWARD PORTION; (B) A RESILIENT ACOUSTIC WINDOW SECURED TO AND CLOSING SAID FORWARD PORTION OF SAID HOUSING TO FORM A LIQUID IMPERVIOUS SEAL THEREWITH; (C) AN ELECTROACOUSTIC TRANSDUCER UNIT POSITIONED WITHIN EACH OF SAID TRANSDUCER CAVITIES, SAID TRANSDUCER UNITS AND SAID TRANSDUCER CAVITIES CORRELATED TO PROVIDE A MINIMAL OPERATIVE CLEARANCE SPACE BETWEEN EACH OF SAID TRANSDUCER CAVITIES AND THE ADJACENT PORTIONS OF THE TRANSDUCER UNIT POSITIONED THEREWITH, EACH OF SAID TRANSDUCER UNITS HAVING A FORWARD HEAD PORTION ADJACENT SAID ACOUSTIC WINDOW, SAID HEAD PORTIONS POSITIONED TO PROVIDE A MINIMAL OPERATIVE CLEARANCE SPACE BETWEEN EACH HEAD PORTION AND THE HEAD PORTIONS ADJACENT THERETO, AND SAID SPACES BETWEEN HEAD PORTIONS INTERCONNECTED TO PROVIDE LIQUID COMMUNICATION THEREBETWEEN ADJACENT SAID WINDOW; (D) A RESILIENT ELEMENT SECURED TO AND CLOSING SAID RESERVOIR PORTION OF SAID HOUSING TO PROVIDE A LIQUID IMPERVIOUS SEAL THEREWITH; (E) MEANS FOR CONNECTING SAID TRANSDUCER CAVITIES WITH SAID RESERVOIR PORTION TO PROVIDE LIQUID FLOW THEREBETWEEN, SAID MEANS FOR CONNECTING COMPRISING A CONDUIT OF SMALL CROSS-SECTIONAL AREA ADAPTED TO FUNCTION AS A LOW-PASS ACOUSTIC FILTER; AND (F) SAID RESERVOIR PORTION, ALL SAID MINIMAL OPERATIVE CLEARANCE SPACES, AND SAID MEANS FOR CONNECTING FILLED WITH LIQUID.
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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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |