US3299638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable flow deflection means
Assignee: LTV Aerospace Corp
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Filing: 1965-03-12
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Granted: 1967-01-24
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Expires: 1985-03-12
Abstract
No abstract record available.
Inventors
- 👤 Jesse J Santamaria
- 👤 Byron R Winborn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:08
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/0066; B64C29/0016; B64C29/0025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
THE METHOD OF VECTORING THE OUTFLOW FROM A SHROUDED TURBOFAN HAVING A PLURALITY OF GROUPS OF MOVABLE VANE MEMBERS POSITIONED TO RECEIVE THE OUTFLOW FROM SAID TURBOFAN, SAID METHOD COMPRISING THE STEPS OF: DIFFUSING SAID OUTFLOW TO MINIMIZE LOSSES DURING DEFLECTION OF SAID OUTFLOW, MOVING SAID GROUPS AT A COMMON RATE BETWEEN A MINIMUM LOSS POSITION AND A 45-DEGREE DEFLECTION POSITION, AND MOVING ONE OF SAID GROUPS MORE RAPIDLY THAN A SECOND OF SAID GROUPS BETWEEN SAID 45-DEGREE DEFLECTION POSITION TO CAUSE SAID OUTFLOW TO CONVERGE TO PROVIDE MAXIMUM THRUST.
Claim 2
Independent Claim
90 words
THE METHOD OF VECTORING THE OUTFLOW FROM A SHROUDED TURBOFAN HAVING A PLURALITY OF GROUPS OF MOVABLE VANE MEMBERS POSITIONED TO RECEIVE THE OUTFLOW FROM SAID TURBOFAN, SAID METHOD COMPRISING THE STEPS OF: DIFFUSING SAID OUTFLOW TO MINIMIZE LOSSES DURING DEFLECTION OF SAID OUTFLOW, MOVING SAID GROUPS AT A COMMON RATE BETWEEN A MINIMUM LOSS POSITION AND A 45-DEGREE DEFLECTION POSITION, AND MOVING ONE OF SAID GROUPS MORE RAPIDLY THAN A SECOND OF SAID GROUPS BETWEEN SAID 45-DEGREE DEFLECTION POSITION TO CAUSE SAID OUTFLOW TO CONVERGE TO PROVIDE MAXIMUM THRUST.
References Cited (Backward Citations)
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Cited
US2929580A
Cited
US2918230A
Cited
US3081597A
Cited
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Cited
US3241771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |