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US3337843A Expired / Lapsed US ⏱️ 0.0 years remaining

Underwater transducer array for deep submergence

Assignee: Individual
•
Filing: 1965-12-20
•
Granted: 1967-08-22
•
Expires: 1985-12-20
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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.

References Cited (Backward Citations)

US2406767A Cited
US2787777A Cited
US2717369A Cited
US2897475A Cited
US2961637A Cited
US3199071A Cited

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

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