US3084651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silencer for ships
Assignee: Individual
•
Filing: 1950-05-23
•
Granted: 1963-04-09
•
Expires: 1970-05-23
Abstract
No abstract record available.
Inventors
- 👤 Parmenter Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:10
CPC Classifications
B; B63; B63G; B63G13/00; B63G13/02; Y; Y02; Y02T; Y02T70/00; Y02T70/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN A SILENCING SYSTEM FOR VESSELS HAVING MACHINERY AT THE STERN, A PAIR OF PERFORATED CONDUITS EXTENDING FROM THE WATER LINE TO THE KEEL ON THE EXTERIOR OF SAID VESSEL IN A PLANE TRANSVERSE TO THE VESSEL AND FORWARD OF THE MACHINERY TO BE SILENCED, A PAIR OF MIXING NOZZLES EACH HAVING A GASEOUS INLET, A LIQUID INLET AND A LIQUID OUTLET, MEANS CONNECTING A RESPECTIVE ONE OF SAID LIQUID OUTLETS TO ONE OF SAID PERFORATED CONDUITS, A PAIR OF INDIVIDUALIZED PUMPS EACH HAVING A SUCTION INLET AND A PRESSURE OUTLET CONNECTED TO A RESPECTIVE ONE OF SAID LIQUID INLETS OF SAID MIXING NOZZLES, MEANS VENTING SAID GASEOUS INLETS TO ATMOSPHERE, AND MEANS CONNECTING SAID SUCTION INLETS OF SAID PUMPS TO THE WATER SUPPORTING SAID SHIP, WHEREBY WATER MOVING THROUGH SAID SUCTION NOZZLES IS MIXED WITH AIR AND FORCED THROUGH SAID PERFORATED CONDUITS TO FORM A BUBBLE SCREEN ADJACENT THE STERN OF SAID VESSEL.
Claim 2
Dependent Claim
154 words
IN A SILENCING SYSTEM FOR VESSELS HAVING MACHINERY AT THE STERN, A PAIR OF PERFORATED CONDUITS EXTENDING FROM THE WATER LINE TO THE KEEL ON THE EXTERIOR OF SAID VESSEL IN A PLANE TRANSVERSE TO THE VESSEL AND FORWARD OF THE MACHINERY TO BE SILENCED, A PAIR OF MIXING NOZZLES EACH HAVING A GASEOUS INLET, A LIQUID INLET AND A LIQUID OUTLET, MEANS CONNECTING A RESPECTIVE ONE OF SAID LIQUID OUTLETS TO ONE OF SAID PERFORATED CONDUITS, A PAIR OF INDIVIDUALIZED PUMPS EACH HAVING A SUCTION INLET AND A PRESSURE OUTLET CONNECTED TO A RESPECTIVE ONE OF SAID LIQUID INLETS OF SAID MIXING NOZZLES, MEANS VENTING SAID GASEOUS INLETS TO ATMOSPHERE, AND MEANS CONNECTING SAID SUCTION INLETS OF SAID PUMPS TO THE WATER SUPPORTING SAID SHIP, WHEREBY WATER MOVING THROUGH SAID SUCTION NOZZLES IS MIXED WITH AIR AND FORCED THROUGH SAID PERFORATED CONDUITS TO FORM A BUBBLE SCREEN ADJACENT THE STERN OF SAID VESSEL.
References Cited (Backward Citations)
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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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |