US3200753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbo-boost pump
Assignee: Lockheed Martin Corp
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Filing: 1963-02-07
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Granted: 1965-08-17
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Expires: 1983-02-07
Abstract
No abstract record available.
Inventors
- 👤 Stefano Dominic Di
- 👤 Macklis Howard
- 👤 Jonathan E Boretz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:11
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/04; F04D3/00; F04D3/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A TURBOPUMP COMPRISING AN AXIAL FLOW PUMP FOR HIGH SPEED PUMPING OF LARGE VOLUMES OF CRYOGENIC FLUIDS, A GAS TURBINE, A SHAFT DIRECTLY INTERCONNECTING THE PUMP AND THE TURBINE, A SHAFT HOUSING, A COLLAR ARRANGEMENT SURROUNDING THE TURBINE, A PLURALITY OF SPACED INJECTOR PORT MEANS POSITIONED IN THE COLLAR ARRANGEMENT FOR INJECTION OF HOT GAS ONTO THE TURBINE, HOUSING MEANS POSITIONED AROUND THE SHAFT, A LOOSE JOINT CONNECTING SAID HOUSING AND COLLAR ARRANGEMENT, AND BELLOWS MEANS DISPOSED TO ALSO INTERCONNECT THE COLLAR ARRANGEMENT AND THE HOUSING MEANS AND TO MAINTAIN WITH SAID LOOSE JOINT HEAT EXCHANGE BETWEEN THE PUMP AND THE TURBINE AT A MINIMUM.
Claim 2
Dependent Claim
105 words
A TURBOPUMP COMPRISING AN AXIAL FLOW PUMP FOR HIGH SPEED PUMPING OF LARGE VOLUMES OF CRYOGENIC FLUIDS, A GAS TURBINE, A SHAFT DIRECTLY INTERCONNECTING THE PUMP AND THE TURBINE, A SHAFT HOUSING, A COLLAR ARRANGEMENT SURROUNDING THE TURBINE, A PLURALITY OF SPACED INJECTOR PORT MEANS POSITIONED IN THE COLLAR ARRANGEMENT FOR INJECTION OF HOT GAS ONTO THE TURBINE, HOUSING MEANS POSITIONED AROUND THE SHAFT, A LOOSE JOINT CONNECTING SAID HOUSING AND COLLAR ARRANGEMENT, AND BELLOWS MEANS DISPOSED TO ALSO INTERCONNECT THE COLLAR ARRANGEMENT AND THE HOUSING MEANS AND TO MAINTAIN WITH SAID LOOSE JOINT HEAT EXCHANGE BETWEEN THE PUMP AND THE TURBINE AT A MINIMUM.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |