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US3319892A Expired / Lapsed US ⏱️ 0.0 years remaining

Variable exhaust nozzle assembly

Assignee: General Electric Co
•
Filing: 1965-09-01
•
Granted: 1967-05-16
•
Expires: 1985-09-01
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Abstract

No abstract record available.

Inventors

  • 👤 Zirin Louis Isadore

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 07:58
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/0066

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 151 words
A VARIABLE AREA AND VARIABLE DIRECTION EXHAUST NOZZLE ASSEMBLY FOR JET PROPULSION ENGINES, SAID EXHAUST NOZZLE ASSEMBLY COMPRISING: WALL MEANS FORMING AN AXIAL PASSAGEWAY FOR THE FLOW OF MOTIVE FLUID BETWEEN UPSTREAM AND DOWNSTREAM ENDS THEREOF, SAID WALL MEANS ADJACENT THE DOWNSTREAM END OF SAID PASSAGEWAY HAVING THE CONFIGURATION OF A SPHERICAL SEGMENT, A RING HAVING THE CONFIGURATION OF A SPHERICAL SEGMENT SURROUNDING THE SPHERICAL PORTION OF SAID WALL MEANS IN PROXIMITY THERETO AND CONCENTRIC THEREWITH, A PLURALITY OF FLAPS CARRIED BY SAID SPHERICAL RING AND EXTENDING DOWNSTREAM THEREFROM TO FORM AN EXHAUST OPENING, MEANS TO VARY THE POSITIONS OF SAID FLAPS SO AS TO THEREBY VARY THE AREA OF SAID EXHAUST OPENING, AND MEANS TO ROTATE SAID SPHERICAL RING ABOUT AN AXIS TRANSVERSE TO THE DOWNSTREAM DIRECTION OF FLUID FLOW IN SAID PASSAGEWAY SO AS TO THEREBY VARY THE DIRECTION AT WHICH MOTIVE FLUID IS DISCHARGED THROUGH SAID EXHAUST OPENING.

References Cited (Backward Citations)

US2926489A Cited
US3003312A Cited
US3233834A Cited
US3281082A Cited
US3231197A Cited
US3290887A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-05-15 1970-11-14 1971-05-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-05-15 1974-11-14 1975-05-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-05-15 1978-11-14 1979-05-16 $7700.00 Window Closed / Lapsed

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