by means of pivoted flaps

Industry

CPC
F02K1/12

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02KJET-PROPULSION PLANTS F02K1/00Plants characterised by the form or arrangement of the jet pipe or nozzle Jet pipes or nozzles peculiar thereto

Current Industry

F02K1/12by means of pivoted flaps

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Actuation mechanism
- Patent number 12,338,779
- Issue date Jun 24, 2025
- INDUSTRIA DE TURBO PROPULSORES, S.A.U.
- Alberto Gómez García
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Vectoring exhaust nozzle for an aircraft powerplant
- Patent number 12,320,313
- Issue date Jun 3, 2025
- RTX Corporation
- Michael Murphy
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Mixed flow exhaust thrust reverser with area control nozzle systems...
- Patent number 12,146,453
- Issue date Nov 19, 2024
- Rohr, Inc.
- Johann Steven Schrell
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Supersonic aircraft and method of reducing sonic booms and jet noise
- Patent number 12,110,841
- Issue date Oct 8, 2024
- Japan Aerospace Exploration Agency
- Junichi Akatsuka
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Variable area nozzle for aircraft propulsion system
- Patent number 12,031,445
- Issue date Jul 9, 2024
- Rohr, Inc.
- Ann Khidekel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Turbojet engine rear part comprising a nozzle having flaps comprisi...
- Patent number 12,018,628
- Issue date Jun 25, 2024
- SAFRAN AIRCRAFT ENGINES
- Thierry Kohn
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Propulsor wing trailing edge exhaust area control
- Patent number 12,006,891
- Issue date Jun 11, 2024
- Whisper Aero Inc.
- Mark Douglass Moore
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Variable area nozzle and method for operating same
- Patent number 11,994,087
- Issue date May 28, 2024
- Rohr, Inc.
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Plunger seal apparatus and sealing method
- Patent number 11,988,167
- Issue date May 21, 2024
- General Electric Company
- Anthony Michael Gunasekera
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Jet engine for aircraft
- Patent number 11,879,415
- Issue date Jan 23, 2024
- Rafael Martinez-Vilanova Pinon
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Variable area nozzle assembly and method for operating same
- Patent number 11,867,136
- Issue date Jan 9, 2024
- Rohr, Inc.
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Vectoring exhaust nozzle for an aircraft powerplant
- Patent number 11,867,135
- Issue date Jan 9, 2024
- RTX Corporation
- Michael Murphy
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Aircraft propulsion system with variable area inlet
- Patent number 11,840,985
- Issue date Dec 12, 2023
- Rohr, Inc.
- Michael Aten
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuselage for an aircraft with fuselage-integrated tailplane
- Patent number 11,772,809
- Issue date Oct 3, 2023
- Airbus Defence and Space GmbH
- Wolfgang Stangl
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Aircraft propulsion system exhaust nozzle with ejector passage(s)
- Patent number 11,754,018
- Issue date Sep 12, 2023
- Rohr, Inc.
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Convergent-divergent flap pair for a variable-geometry turbojet eng...
- Patent number 11,739,712
- Issue date Aug 29, 2023
- SAFRAN AIRCRAFT ENGINES
- François Leglaye
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Passively actuated variable area nozzle for an aircraft propulsion...
- Patent number 11,725,608
- Issue date Aug 15, 2023
- Rohr, Inc.
- Steve A. Wylie
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Skirted leaf seal apparatus
- Patent number 11,719,191
- Issue date Aug 8, 2023
- General Electric Company
- James Shealy
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Variable area nozzle and method for operating same
- Patent number 11,713,731
- Issue date Aug 1, 2023
- Rohr, Inc.
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Convergent-divergent flap pair for a variable-geometry turbojet eng...
- Patent number 11,713,730
- Issue date Aug 1, 2023
- SAFRAN AIRCRAFT ENGINES
- Thierry Kohn
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Aircraft propulsion system with variable area inlet
- Patent number 11,686,272
- Issue date Jun 27, 2023
- Rohr, Inc.
- Michael Aten
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
2D variable-area plug nozzle
- Patent number 11,661,905
- Issue date May 30, 2023
- Florida Turbine Technologies, Inc.
- Robert A. Ress
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Mixed flow exhaust thrust reverser with area control nozzle systems...
- Patent number 11,649,785
- Issue date May 16, 2023
- Rohr, Inc.
- Johann Steven Schrell
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Two-dimensional supersonic nozzle thrust vectoring using staggered...
- Patent number 11,614,050
- Issue date Mar 28, 2023
- The Regents of the University of California
- Carlos F. Montes
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
High bypass ratio engine bypass duct nozzle with controlled nozzle...
- Patent number 11,585,294
- Issue date Feb 21, 2023
- Raytheon Technologies Corporation
- Dmitriy B. Sidelkovskiy
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Thrust reverser for variable area nozzle
- Patent number 11,566,584
- Issue date Jan 31, 2023
- Rohr, Inc.
- Timothy Gormley
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Exhaust nozzle
- Patent number 11,473,526
- Issue date Oct 18, 2022
- Rolls-Royce PLC
- Jack F Colebrooke
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Seal for gimbaling and/or fixed rocket engine nozzles, and associat...
- Patent number 11,391,243
- Issue date Jul 19, 2022
- Blue Origin, LLC
- Nathaniel Cantor
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Gas turbine engine bifurcation located fan variable area nozzle
- Patent number 11,391,240
- Issue date Jul 19, 2022
- Raytheon Technologies Corporation
- Constantine Baltas
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Aircraft with electric propulsor
- Patent number 11,338,926
- Issue date May 24, 2022
- Rolls-Royce North American Technologies Inc.
- Douglas D. Dierksmeier
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
ARTICULATABLE DUCTING SYSTEMS
- Publication number 20250223934
- Publication date Jul 10, 2025
- Rolls-Royce plc
- Jack F. COLEBROOKE
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Exhaust Area and Flow Turning Control
- Publication number 20250066015
- Publication date Feb 27, 2025
- Whisper Aero Inc.
- Mark Douglass Moore
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MIXED FLOW EXHAUST THRUST REVERSER WITH AREA CONTROL NOZZLE SYSTEMS...
- Publication number 20250052210
- Publication date Feb 13, 2025
- Rohr, Inc.
- JOHANN STEVEN SCHRELL
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PROPULSOR WING TRAILING EDGE EXHAUST AREA CONTROL
- Publication number 20240295198
- Publication date Sep 5, 2024
- Whisper Aero Inc.
- Mark Douglass Moore
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ADAPTIVE FLUIDIC PROPULSIVE SYSTEM
- Publication number 20240278906
- Publication date Aug 22, 2024
- JETOPTERA, INC.
- Andrei Evulet
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLET
- Publication number 20240229713
- Publication date Jul 11, 2024
- Rohr, Inc.
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VARIABLE-GEOMETRY CONVERGENT-DIVERGENT EXHAUST NOZZLE
- Publication number 20240191672
- Publication date Jun 13, 2024
- Rolls-Royce plc
- Jack F. COLEBROOKE
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
EXHAUST NOZZLE AND A METHOD OF OPERATING AN EXHAUST NOZZLE
- Publication number 20240175408
- Publication date May 30, 2024
- Rolls-Royce plc
- Jack F. COLEBROOKE
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBOJET ENGINE REAR PORTION HAVING AN AUGMENTED A9/A8 NOZZLE AREA...
- Publication number 20240141852
- Publication date May 2, 2024
- SAFRAN AIRCRAFT ENGINES
- Thierry KOHN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLET
- Publication number 20240092495
- Publication date Mar 21, 2024
- Rohr, Inc.
- Imad D. Ghandour
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VECTORING EXHAUST NOZZLE FOR AN AIRCRAFT POWERPLANT
- Publication number 20240084762
- Publication date Mar 14, 2024
- Michael Murphy
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
JET VECTORING APPARATUS
- Publication number 20240052799
- Publication date Feb 15, 2024
- The Secretary of State for Defence
- Peter Geoffrey Martin
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBOJET ENGINE REAR PART COMPRISING A NOZZLE HAVING FLAPS COMPRISI...
- Publication number 20240003316
- Publication date Jan 4, 2024
- SAFRAN AIRCRAFT ENGINES
- Thierry KOHN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MIXED FLOW EXHAUST THRUST REVERSER WITH AREA CONTROL NOZZLE SYSTEMS...
- Publication number 20230272760
- Publication date Aug 31, 2023
- Rohr, Inc.
- JOHANN STEVEN SCHRELL
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
JET ENGINE FOR AIRCRAFT
- Publication number 20230220814
- Publication date Jul 13, 2023
- Rafael Martinez-Vilanova Pinon
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VARIABLE AREA NOZZLE AND METHOD FOR OPERATING SAME
- Publication number 20230213002
- Publication date Jul 6, 2023
- Rohr, Inc.
- Timothy Gormley
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
Plunger Seal Apparatus and Sealing Method
- Publication number 20230213003
- Publication date Jul 6, 2023
- GENERAL ELECTRIC COMPANY
- Anthony Michael Gunasekera
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIRCRAFT PROPULSION SYSTEM EXHAUST NOZZLE WITH EJECTOR PASSAGE(S)
- Publication number 20230193852
- Publication date Jun 22, 2023
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VARIABLE AREA NOZZLE ASSEMBLY AND METHOD FOR OPERATING SAME
- Publication number 20230193853
- Publication date Jun 22, 2023
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
VARIABLE AREA NOZZLE AND METHOD FOR OPERATING SAME
- Publication number 20230175457
- Publication date Jun 8, 2023
- Timothy Gormley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MIXED FLOW EXHAUST THRUST REVERSER WITH AREA CONTROL NOZZLE SYSTEMS...
- Publication number 20230160355
- Publication date May 25, 2023
- Rohr, Inc.
- JOHANN STEVEN SCHRELL
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PROPULSION SYSTEM FOR AN AIRCRAFT
- Publication number 20230120249
- Publication date Apr 20, 2023
- GULFSTREAM AEROSPACE CORPORATION
- Shawn Bennett
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLET
- Publication number 20230083908
- Publication date Mar 16, 2023
- Rohr, Inc.
- Michael Aten
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONNECTING ROD FOR A TURBINE ENGINE NACELLE
- Publication number 20230029052
- Publication date Jan 26, 2023
- SAFRAN NACELLES
- Laurent Georges Valleroy
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PASSIVELY ACTUATED VARIABLE AREA NOZZLE FOR AN AIRCRAFT PROPULSION...
- Publication number 20220403796
- Publication date Dec 22, 2022
- Rohr, Inc.
- Steve A. Wylie
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SKIRTED LEAF SEAL APPARATUS
- Publication number 20220403798
- Publication date Dec 22, 2022
- GENERAL ELECTRIC COMPANY
- James Shealy
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SEAL FOR GIMBALING AND/OR FIXED ROCKET ENGINE NOZZLES, AND ASSOCIAT...
- Publication number 20220364527
- Publication date Nov 17, 2022
- Blue Origin, LLC
- Nathaniel Cantor
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
PROPULSOR WING TRAILING EDGE EXHAUST AREA CONTROL
- Publication number 20220349361
- Publication date Nov 3, 2022
- Whisper Aero Inc.
- Mark Douglass Moore
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ADJUSTABLE EXHAUST NOZZLE FOR DETONATION ENGINES
- Publication number 20220325677
- Publication date Oct 13, 2022
- Detonation Space Inc.
- Ümit Yelken
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CONVERGENT-DIVERGENT FLAP PAIR FOR A VARIABLE-GEOMETRY TURBOJET ENG...
- Publication number 20220290631
- Publication date Sep 15, 2022
- SAFRAN AIRCRAFT ENGINES
- Thierry KOHN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

by means of pivoted flaps

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Actuation mechanism

Vectoring exhaust nozzle for an aircraft powerplant

Mixed flow exhaust thrust reverser with area control nozzle systems...

Supersonic aircraft and method of reducing sonic booms and jet noise

Variable area nozzle for aircraft propulsion system

Turbojet engine rear part comprising a nozzle having flaps comprisi...

Propulsor wing trailing edge exhaust area control

Variable area nozzle and method for operating same

Plunger seal apparatus and sealing method

Jet engine for aircraft

Variable area nozzle assembly and method for operating same

Vectoring exhaust nozzle for an aircraft powerplant

Aircraft propulsion system with variable area inlet

Fuselage for an aircraft with fuselage-integrated tailplane

Aircraft propulsion system exhaust nozzle with ejector passage(s)

Convergent-divergent flap pair for a variable-geometry turbojet eng...

Passively actuated variable area nozzle for an aircraft propulsion...

Skirted leaf seal apparatus

Variable area nozzle and method for operating same

Convergent-divergent flap pair for a variable-geometry turbojet eng...

Aircraft propulsion system with variable area inlet

2D variable-area plug nozzle

Mixed flow exhaust thrust reverser with area control nozzle systems...

Two-dimensional supersonic nozzle thrust vectoring using staggered...

High bypass ratio engine bypass duct nozzle with controlled nozzle...

Thrust reverser for variable area nozzle

Exhaust nozzle

Seal for gimbaling and/or fixed rocket engine nozzles, and associat...

Gas turbine engine bifurcation located fan variable area nozzle

Aircraft with electric propulsor

Patents Applicationslast 30 patents

ARTICULATABLE DUCTING SYSTEMS

Exhaust Area and Flow Turning Control

MIXED FLOW EXHAUST THRUST REVERSER WITH AREA CONTROL NOZZLE SYSTEMS...

PROPULSOR WING TRAILING EDGE EXHAUST AREA CONTROL

ADAPTIVE FLUIDIC PROPULSIVE SYSTEM

AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLET

VARIABLE-GEOMETRY CONVERGENT-DIVERGENT EXHAUST NOZZLE

EXHAUST NOZZLE AND A METHOD OF OPERATING AN EXHAUST NOZZLE

TURBOJET ENGINE REAR PORTION HAVING AN AUGMENTED A9/A8 NOZZLE AREA...

AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLET

VECTORING EXHAUST NOZZLE FOR AN AIRCRAFT POWERPLANT

JET VECTORING APPARATUS

TURBOJET ENGINE REAR PART COMPRISING A NOZZLE HAVING FLAPS COMPRISI...

MIXED FLOW EXHAUST THRUST REVERSER WITH AREA CONTROL NOZZLE SYSTEMS...

JET ENGINE FOR AIRCRAFT

VARIABLE AREA NOZZLE AND METHOD FOR OPERATING SAME

Plunger Seal Apparatus and Sealing Method

AIRCRAFT PROPULSION SYSTEM EXHAUST NOZZLE WITH EJECTOR PASSAGE(S)

VARIABLE AREA NOZZLE ASSEMBLY AND METHOD FOR OPERATING SAME

VARIABLE AREA NOZZLE AND METHOD FOR OPERATING SAME

MIXED FLOW EXHAUST THRUST REVERSER WITH AREA CONTROL NOZZLE SYSTEMS...

PROPULSION SYSTEM FOR AN AIRCRAFT

AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLET

CONNECTING ROD FOR A TURBINE ENGINE NACELLE

PASSIVELY ACTUATED VARIABLE AREA NOZZLE FOR AN AIRCRAFT PROPULSION...

SKIRTED LEAF SEAL APPARATUS

SEAL FOR GIMBALING AND/OR FIXED ROCKET ENGINE NOZZLES, AND ASSOCIAT...

PROPULSOR WING TRAILING EDGE EXHAUST AREA CONTROL

ADJUSTABLE EXHAUST NOZZLE FOR DETONATION ENGINES

CONVERGENT-DIVERGENT FLAP PAIR FOR A VARIABLE-GEOMETRY TURBOJET ENG...