US3195236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipeline survey instrument
Assignee: Aquatron Engineering Corp
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Filing: 1962-11-13
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Granted: 1965-07-20
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 William G Green
- 👤 Dale M Moody
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:33
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/005; F; F16; F16L; F16L2101/00; F16L2101/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A DISTANCE MEASURING DEVICE FOR A PIPELINE SURVEY INSTRUMENT COMPRISING: PIVOT MEANS SUPPORTED FROM SAID INSTRUMENT, LEVERS PIVOTED TO SAID PIVOT MEANS, SHAFTS EXTENDING FROM SAID LEVERS, WHEELS JOURNALLED RELATIVE TO SAID SHAFTS AND ADAPTED TO ROTATE IN OPPOSITE DIRECTIONS WHEN ENGAGING OPPOSED WALLS OF SAID PIPELINE, SAID WHEELS AND LEVERS FORMING TWO WHEEL LEVER UNITS, SPRING MEANS BETWEEN SAID WHEEL LEVER UNITS FOR URGING SAID WHEELS INTO CONTACT ENGAGEMENT WITH SAID OPPOSED WALLS, DRIVE MEANS FIXED TO AT LEAST ONE OF SAID WHEELS, DRIVEN MEANS ENGAGING SAID DRIVE MEANS, RECORDING MEANS IN SAID INSTRUMENT FOR DISPLAYING THE DISTANCE TRAVELLED BY SAID INSTRUMENT, FLEXIBLE MEANS BETWEEN SAID DRIVEN MEANS AND SAID RECORDING MEANS FOR ROTATING SAID RECODING MEANS AT A SPEED PROPORTIONAL TO THE WHEEL SPEED TO DISPLAY THE DISTANCE OF TRAVEL OF SAID INSTRUMENT.
Claim 2
Dependent Claim
135 words
A DISTANCE MEASURING DEVICE FOR A PIPELINE SURVEY INSTRUMENT COMPRISING: PIVOT MEANS SUPPORTED FROM SAID INSTRUMENT, LEVERS PIVOTED TO SAID PIVOT MEANS, SHAFTS EXTENDING FROM SAID LEVERS, WHEELS JOURNALLED RELATIVE TO SAID SHAFTS AND ADAPTED TO ROTATE IN OPPOSITE DIRECTIONS WHEN ENGAGING OPPOSED WALLS OF SAID PIPELINE, SAID WHEELS AND LEVERS FORMING TWO WHEEL LEVER UNITS, SPRING MEANS BETWEEN SAID WHEEL LEVER UNITS FOR URGING SAID WHEELS INTO CONTACT ENGAGEMENT WITH SAID OPPOSED WALLS, DRIVE MEANS FIXED TO AT LEAST ONE OF SAID WHEELS, DRIVEN MEANS ENGAGING SAID DRIVE MEANS, RECORDING MEANS IN SAID INSTRUMENT FOR DISPLAYING THE DISTANCE TRAVELLED BY SAID INSTRUMENT, FLEXIBLE MEANS BETWEEN SAID DRIVEN MEANS AND SAID RECORDING MEANS FOR ROTATING SAID RECODING MEANS AT A SPEED PROPORTIONAL TO THE WHEEL SPEED TO DISPLAY THE DISTANCE OF TRAVEL OF SAID INSTRUMENT.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |