Patent US3253746A successfully refreshed from Google Patents.
US3253746A
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Pumping system for tanks in ships
Assignee: PHS VAN OMMEREN NV
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Filing: 1964-01-03
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Granted: 1966-05-31
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Expires: 1984-01-03
Abstract
No abstract record available.
Inventors
- 👤 Vreedenburgh Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:15
CPC Classifications
B; B63; B63B; B63B25/00; B63B25/02; B63B25/08; B63B25/10; B63B27/00; B63B27/24; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86131; Y10T137/86163
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
150 words
A PUMPING SYSTEM FOR A TANKER HAVING A PLURALITY OF TANKS AND A PLURALITY OF FLUID OPERATED PUMPING MEANS EQUAL TO THE NUMBER OF TANKS LESS ONE, A COMMON CHAMBER IN WHICH SAID PUMPING MEANS ARE LOCATED, CONDUIT MEANS CONNECTING THE INLET OF EACH SAID PUMPING MEANS TO A SEPARATE TANK, THE CONDUIT MEANS CONNECTING THE OUTLET OF EACH SAID PUMPING MEANS TO A COMMON DISCHARGE CONDUIT; A PUMP LOCATED IN THE COMMON CHAMBER, CONDUIT MEANS CONNECTING THE INLET OF THE PUMP TO THE REMAINING TANK AND CONNECTING THE DISCHARGE OF THE PUMP TO EACH OF THE SAID FLUID OPERATED PUMPING MEANS TO SUPPLY ACTUATING FLUID TO THE SAID PUMPING MEANS; A FLOAT IN SAID REMAINING TANK, A VALVE IN SAID COMMON DISCHARGE CONDUIT, AND MEANS CONNECTING THE FLOAT AND DISCHARGE VALVE FOR OPENING THE VALVE WHEN THE FLUID IN THE SAID REMAINING TANK HAS LOWERED TO A PREDETERMINED LEVEL.
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) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |