US3306247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizing apparatus for ships
Assignee: Brown Brothers and Co Ltd
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Filing: 1964-12-31
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Granted: 1967-02-28
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Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Fanshawe Hew Dalrymple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:56
CPC Classifications
B; B63; B63B; B63B39/00; B63B39/02; B63B39/03; G; G05; G05D; G05D1/00; G05D1/08; G05D1/0875
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
STABILIZING APPARATUS FOR A SHIP, COMPRISING TWO UNITS DISPOSED IN SIDE BY SIDE RELATIONSHIP; EACH UNIT CONSISTING OF TWO SPACED MAIN TANKS CONTRIVED TO CONTAIN STABILIZING LIQUID, A CONDUIT INTERCONNECTING THE TANKS, SAID CONDUIT BEING LOCATED TO BE SUBMERGED WHEN THE UNIT CONTAINS THE REQUITE QUANTITY OF THE STABILIZING LIQUID, A SUBSIDIARY TANK CONNECTED TO THE TOP OF EACH MAIN TANK, A VALVE INTERCALATED BETWEEN EACH MAIN TANK AND THE ASSOCIATED SUBSIDIARY TANK, AND MEANS FOR CHANGING THE LEVEL OF STABILIZING LIQUID IN ONE MAIN TANK WITH RESPECT TO THE LEVEL OF THE LIQUID IN THE OTHER MAIN TANK; AND MANS FOR OPERATING THE VALVES OF BOTH UNITS IN A DETERMINED PHASE RELATIONSHIP, CORRESPONDING TANKS OF THE TWO UNITS HAVING CAPACITIES AND SPACE RELATIONSHIPS SUCH THAT THE TWO UNITS ARE CAPABLE OF PROVIDING SUBSTANTIALLY SIMILAR STABILIZING EFFECTS.
Claim 2
Dependent Claim
137 words
STABILIZING APPARATUS FOR A SHIP, COMPRISING TWO UNITS DISPOSED IN SIDE BY SIDE RELATIONSHIP; EACH UNIT CONSISTING OF TWO SPACED MAIN TANKS CONTRIVED TO CONTAIN STABILIZING LIQUID, A CONDUIT INTERCONNECTING THE TANKS, SAID CONDUIT BEING LOCATED TO BE SUBMERGED WHEN THE UNIT CONTAINS THE REQUITE QUANTITY OF THE STABILIZING LIQUID, A SUBSIDIARY TANK CONNECTED TO THE TOP OF EACH MAIN TANK, A VALVE INTERCALATED BETWEEN EACH MAIN TANK AND THE ASSOCIATED SUBSIDIARY TANK, AND MEANS FOR CHANGING THE LEVEL OF STABILIZING LIQUID IN ONE MAIN TANK WITH RESPECT TO THE LEVEL OF THE LIQUID IN THE OTHER MAIN TANK; AND MANS FOR OPERATING THE VALVES OF BOTH UNITS IN A DETERMINED PHASE RELATIONSHIP, CORRESPONDING TANKS OF THE TWO UNITS HAVING CAPACITIES AND SPACE RELATIONSHIPS SUCH THAT THE TWO UNITS ARE CAPABLE OF PROVIDING SUBSTANTIALLY SIMILAR STABILIZING EFFECTS.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |