US3265027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsor
Assignee: General Electric Co
•
Filing: 1965-03-12
•
Granted: 1966-08-09
•
Expires: 1985-03-12
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Brown
- 👤 Stern Hansjoerg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:07
CPC Classifications
B; B63; B63H; B63H11/00; B63H11/12; B63B; B63B1/00; B63B1/16; B63B1/24; B63B1/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
217 words
A HYDROFOIL SHIP COMPRISING A HULL, AN ENGINE, A PLURALITY OF STRUTS PROJECTING FROM SAID HULL, HYDROFOILS ATTACHED TO SAID STRUTS ACTING IN COMBINATION THEREWITH TO SUPPORT SAID HULL DURING HIGH SPEED OPERATION, A PROPULSOR ADAPTED TO PROPEL THE HYDROPLANE COMPRISING AN INLET DIFFUSER POSITIONED IN SAID HYDROFOILS AND SAID STRUTS FOR SUBSTANTIALLY INCREASING THE PRESSURE AND DECREASING THE VELOCITY OF INCOMING WATER AS IT PASSES THERETHROUGH, MEANS FOR SUPPLYING EXHAUST GAS FROM SAID ENGINE, A MIXING CHAMBER CONNECTED TO AT LEAST ONE OF SAID STRUTS AND TO WHICH THE INLET DIFFUSER AND THE GAS SUPPLY MEANS ARE CONNECTED TO PERMIT THE HIGH PRESSURE, LOW VELOCITY GAS MIX WITH LOW VELOCITY PRESSURIZED INLET WATER AT LOW VELOCITIES SO THAT THERE IS A MINIMUM OF ENERGY TRANSFER THEREBETWEEN SO THAT THIS ENERGY IS AVAILABLE TO THRUST GENERATION, AND AN OUTLET NOZZLE CONNECTED TO SAID MIXING CHAMBER WHEREBY THE TWO-PHASE GAS-WATER MIXTURE EXISTING IN THE MIXING CHAMBER IN PASSING THROUGH THE NOZZLE HAS ITS HIGH PRESSURE ENERGY CONVERTED INTO HIGH VELOCITY TO THEREBY IMPART SUBSTANTIAL THRUST FROM STARTING OPERATION, WHILE THE HULL IS IN WATER AND SAID PROPULSOR EXHAUST NOZZLE IS SUBMERGED, THROUGH HIGH SPEED OPERATION, WHEN THE HULL IS OUT OF WATER AND SUPPORTED ON THE HYDROFOILS AND STRUTS AND SAID PROPULSOR EXHAUST NOZZLE EXHAUSTS TO THE ATMOSPHERE.
Claim 2
Dependent Claim
217 words
A HYDROFOIL SHIP COMPRISING A HULL, AN ENGINE, A PLURALITY OF STRUTS PROJECTING FROM SAID HULL, HYDROFOILS ATTACHED TO SAID STRUTS ACTING IN COMBINATION THEREWITH TO SUPPORT SAID HULL DURING HIGH SPEED OPERATION, A PROPULSOR ADAPTED TO PROPEL THE HYDROPLANE COMPRISING AN INLET DIFFUSER POSITIONED IN SAID HYDROFOILS AND SAID STRUTS FOR SUBSTANTIALLY INCREASING THE PRESSURE AND DECREASING THE VELOCITY OF INCOMING WATER AS IT PASSES THERETHROUGH, MEANS FOR SUPPLYING EXHAUST GAS FROM SAID ENGINE, A MIXING CHAMBER CONNECTED TO AT LEAST ONE OF SAID STRUTS AND TO WHICH THE INLET DIFFUSER AND THE GAS SUPPLY MEANS ARE CONNECTED TO PERMIT THE HIGH PRESSURE, LOW VELOCITY GAS MIX WITH LOW VELOCITY PRESSURIZED INLET WATER AT LOW VELOCITIES SO THAT THERE IS A MINIMUM OF ENERGY TRANSFER THEREBETWEEN SO THAT THIS ENERGY IS AVAILABLE TO THRUST GENERATION, AND AN OUTLET NOZZLE CONNECTED TO SAID MIXING CHAMBER WHEREBY THE TWO-PHASE GAS-WATER MIXTURE EXISTING IN THE MIXING CHAMBER IN PASSING THROUGH THE NOZZLE HAS ITS HIGH PRESSURE ENERGY CONVERTED INTO HIGH VELOCITY TO THEREBY IMPART SUBSTANTIAL THRUST FROM STARTING OPERATION, WHILE THE HULL IS IN WATER AND SAID PROPULSOR EXHAUST NOZZLE IS SUBMERGED, THROUGH HIGH SPEED OPERATION, WHEN THE HULL IS OUT OF WATER AND SUPPORTED ON THE HYDROFOILS AND STRUTS AND SAID PROPULSOR EXHAUST NOZZLE EXHAUSTS TO THE ATMOSPHERE.
References Cited (Backward Citations)
US3171379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |