US3174128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined depth monitoring and seismic surveying apparatus
Assignee: Individual
•
Filing: 1962-10-15
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Granted: 1965-03-16
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Expires: 1982-10-15
Abstract
No abstract record available.
Inventors
- 👤 Dow Willard
- 👤 Jr Stephen L Stillman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:59
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/38; G01V1/3817; G01V1/3835; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
APPARATUS FOR DETERMINING THE DEPTH OF AN INSTRUMENT IN A FLUID MEDIUM HAVING AN UPPER AND LOWER BOUNDARY SURFACE COMPRISING A SONIC TRANSDUCER COUPLED TO SAID INSTRUMENT, SAID SONIC TRANSDUCER WHEN ACTIVATED RADIATING SIMULTANEOUSLY FIRST AND SECOND SOUND PULSES IN OPPOSITE DIRECTIONS AND BEING CAPABLE OF DETECTING SOUND PULSES ARRIVING FROM SAID OPPOSITE DIRECTIONS, SAID SONIC TRANSDUCER BEING ORIENTATED SUCH THAT SAID DIRECTIONS ARE PERPENDICULAR TO SAID UPPER AND LOWER BOUNDARY SURFACES, MEANS FOR PERIODICALLY ACTIVATING SAID TRANSDUCER, A RECORDER SYNCHRONIZED WITH SAID MEAN S FOR PERIODICALLY ACTIVATING SAID SONIC TRANSDUCER AND MEANS FOR TRANSMITTING ECHO PULSES DETECTED BY SAID SONIC TRANSDUCER AFTER REFLECTION FROM SAID UPPER AND LOWER BOUNDARY SURFACES TO SAID RECORDER THEREBY TO PROVIDE AN INDICATION OF THE LOCATION OF SAID INSTRUMENT WITH RESPECT TO SAID UPPER AND LOWER BOUNDARY SURFACES.
Claim 2
Dependent Claim
134 words
APPARATUS FOR DETERMINING THE DEPTH OF AN INSTRUMENT IN A FLUID MEDIUM HAVING AN UPPER AND LOWER BOUNDARY SURFACE COMPRISING A SONIC TRANSDUCER COUPLED TO SAID INSTRUMENT, SAID SONIC TRANSDUCER WHEN ACTIVATED RADIATING SIMULTANEOUSLY FIRST AND SECOND SOUND PULSES IN OPPOSITE DIRECTIONS AND BEING CAPABLE OF DETECTING SOUND PULSES ARRIVING FROM SAID OPPOSITE DIRECTIONS, SAID SONIC TRANSDUCER BEING ORIENTATED SUCH THAT SAID DIRECTIONS ARE PERPENDICULAR TO SAID UPPER AND LOWER BOUNDARY SURFACES, MEANS FOR PERIODICALLY ACTIVATING SAID TRANSDUCER, A RECORDER SYNCHRONIZED WITH SAID MEAN S FOR PERIODICALLY ACTIVATING SAID SONIC TRANSDUCER AND MEANS FOR TRANSMITTING ECHO PULSES DETECTED BY SAID SONIC TRANSDUCER AFTER REFLECTION FROM SAID UPPER AND LOWER BOUNDARY SURFACES TO SAID RECORDER THEREBY TO PROVIDE AN INDICATION OF THE LOCATION OF SAID INSTRUMENT WITH RESPECT TO SAID UPPER AND LOWER BOUNDARY SURFACES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |