US3194442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank vehicle
Assignee: Individual
•
Filing: 1963-03-04
•
Granted: 1965-07-13
•
Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Sjoblom Kai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:44
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/22; B60P3/224; B64; B64F; B64F1/00; B64F1/28; Y; Y02; Y02T; Y02T50/00; Y02T50/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
IN A TANK VEHICLE, A TRANSVERSELY CURVED ELONGATED TANK BODY TAPERING CONTINUOUSLY LONGITUDINALLY FROM A MAXIMUM CROSS SECTION THEREOF LOCATED BETWEEN THE ENDS OF THE TANK BODY AND TOWARD BOTH ENDS OF THE TANK BODY, THE CROSS SECTIONAL SHAPE OF THE TANK BODY VARYING PROGRESSIVELY FROM SAID MAXIMUM CROSS-SECTION OF BOTH ENDS THEREOF TO PROVIDE A CURVED BOTTOM PORTION OF SAID TANK BODY SLOPING GRADUALLY DOWNWARDLY FROM BOTH ENDS THEREOF TO SAID MAXIMUM SECTION, DRAINAGE MEANS AT THE BOTTOM OF THE TANK BODY SUBSTANTIALLY BELOW SAID MAXIMUM CROSS-SECTION, AND MEANS TO DISCHARGE THE TANK BODY INCLUDING A TUBULAR ARM AND A FLOAT SECURED TO SAID ARM, THE ARM BEING PIVOTED AT ONE END AND HAVING A MOUTH AT ITS OTHER END AT A WATER SAFETY DISTANCE FROM THE INNER BOTTOM WALL OF THE TANK BODY, THE PIVOT ENABLING THE ARM TO SWING FROM A BOTTOM POSITION HAVING ITS MOUTH NEAR THE SAID BOTTOM WALL AT THE MAXIMUM CROSS-SECTION OF THE TANK BODY TO THE TOP THEREOF AND VICE VERSA.
Claim 2
Dependent Claim
169 words
IN A TANK VEHICLE, A TRANSVERSELY CURVED ELONGATED TANK BODY TAPERING CONTINUOUSLY LONGITUDINALLY FROM A MAXIMUM CROSS SECTION THEREOF LOCATED BETWEEN THE ENDS OF THE TANK BODY AND TOWARD BOTH ENDS OF THE TANK BODY, THE CROSS SECTIONAL SHAPE OF THE TANK BODY VARYING PROGRESSIVELY FROM SAID MAXIMUM CROSS-SECTION OF BOTH ENDS THEREOF TO PROVIDE A CURVED BOTTOM PORTION OF SAID TANK BODY SLOPING GRADUALLY DOWNWARDLY FROM BOTH ENDS THEREOF TO SAID MAXIMUM SECTION, DRAINAGE MEANS AT THE BOTTOM OF THE TANK BODY SUBSTANTIALLY BELOW SAID MAXIMUM CROSS-SECTION, AND MEANS TO DISCHARGE THE TANK BODY INCLUDING A TUBULAR ARM AND A FLOAT SECURED TO SAID ARM, THE ARM BEING PIVOTED AT ONE END AND HAVING A MOUTH AT ITS OTHER END AT A WATER SAFETY DISTANCE FROM THE INNER BOTTOM WALL OF THE TANK BODY, THE PIVOT ENABLING THE ARM TO SWING FROM A BOTTOM POSITION HAVING ITS MOUTH NEAR THE SAID BOTTOM WALL AT THE MAXIMUM CROSS-SECTION OF THE TANK BODY TO THE TOP THEREOF AND VICE VERSA.
References Cited (Backward Citations)
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US1369239A
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US2160477A
Cited
US2526520A
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US2681748A
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US2780369A
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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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |