LOCK SYSTEMA lock system (100; 200; 300; 400; 500) is provided including a blade (102; 302; 402), a blade stop (104; 404), a blade actuating member (106; 306; 406), a sensor (110), a controller (120) and an elec…DRIVE·May 27·2 min readFollowF02K1/72ROHR INC [US]
ATTACHABLE ACOUSTIC PANELS AND METHOD OF MAKING SAMEA propulsion assembly (10) includes a fan (18) and a fan case system (20) disposed about the fan (18). The fan case system (20) includes at least one perforated portion (48) including a plurality of h…DRIVE·May 6·2 min readFollowB64D29/00ROHR INC [US]
HEATING THERMOPLASTIC MATERIAL USING ELECTRIC HEATER(S) FOR THERMAL ANTI-ICING SYSTEMA method is provided during which a preform is provided that includes an electric heater (44) and thermoplastic material. The preform is consolidated to provide an aircraft component (22). The consoli…DRIVE·Apr 29·1 min readFollowB29C35/0266ROHR INC [US]
NACELLE INLET STRUCTURE WITH FOAM COREAn assembly (54) for an aircraft propulsion system (20) includes a nacelle inlet structure (34) extending axially along and circumferentially about an axis. The nacelle inlet structure (34) includes a…DRIVE·Apr 22·2 min readFollowB64D15/12ROHR INC [US]
CURING THERMOSET MATERIAL USING ELECTRIC HEATER(S) FOR THERMAL ANTI-ICING SYSTEMA method is provided during which a composite preform is provided that includes an electric heater (44), fiber-reinforcement and thermoset material. The composite preform is consolidated to provide a …DRIVE·Apr 22·1 min readFollowB29C35/0266ROHR INC [US]
THRUST REVERSER CASCADE WITH ONE OR MORE FLOW STABILIZERSAn apparatus (20) is provided for an aircraft propulsion system (22). This apparatus (20) includes a thrust reverser cascade (64) extending longitudinally between a cascade forward end (68) and a casc…DRIVE·Apr 15·1 min readFollowF02K1/32ROHR INC [US]
AIRCRAFT SAFETY LATCHA hook body (330) for a latch mechanism includes a plurality of longitudinal members (331, 333), each of the plurality of longitudinal members extending in a longitudinal direction with respect to the…DRIVE·Apr 15·1 min readFollowB64D29/06ROHR INC [US]
AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLETA propulsion system assembly (20) includes a variable area inlet (66) and an inlet duct (60). The variable area inlet (66) includes an outer airflow inlet passage (72), an inner airflow inlet passage …DRIVE·Apr 8·2 min readFollowB64D29/06ROHR INC [US]
MIXED FLOW EXHAUST THRUST REVERSER WITH AREA CONTROL NOZZLE SYSTEMS AND METHODSAn articulating exhaust nozzle thrust reverser includes an outer articulating panel (210) comprising an outer skin (212) and an outer thrust reverser door (214) and an inner articulating panel (220) c…DRIVE·Mar 11·1 min readFollowF02K1/1223ROHR INC [US]
LIP SKIN FOR AN AIRCRAFT AEROSTRUCTUREAn air inlet section (40) for an aircraft propulsion system nacelle (24) includes an outer skin (48), an inner skin (50), and a lip skin (54). The lip skin (54) extends between and to an outer end (70…DRIVE·Feb 25·2 min readFollowB64D15/00ROHR INC [US]
VARIABLE AREA NOZZLE AND METHOD FOR OPERATING SAMEA variable area nozzle assembly (36) includes a fixed structure (38) surrounding an exhaust duct (40) extending along a nozzle (44) axis. The fixed structure (38) defines an exhaust duct outlet (46) o…DRIVE·Dec 17·2 min readFollowF02K1/12ROHR INC [US]
AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLETAn assembly for an aircraft includes a variable area inlet (62, 78) for an aircraft propulsion system (22). The variable area inlet (62, 78) extends along a longitudinal centerline (34, 90). The varia…DRIVE·Dec 3·2 min readFollowF02C3/06ROHR INC [US]
ARTICULATING SLIDER FOR NACELLEA thrust reverser comprises a translating sleeve panel (130). A first articulating slider (170) and a second articulating slider (171) are located at a circumferential end of the translating sleeve pa…DRIVE·Nov 19·1 min readFollowF02K1/54ROHR INC [US]
CONTINUOUS SLANTED CELL SEPTUMA panel for attenuating noise is disclosed comprising a face skin (202) having a first inner surface (210), a base skin (204) having a second inner surface (212), a cellular core (206) connected to an…DRIVE·Nov 12·2 min readFollowB32B15/012ROHR INC [US]
CORRUGATED ACOUSTIC STIFFENING DEVICES AND METHODSA method for forming a fiber-reinforced thermoplastic acoustic panel (300) may comprise: stacking plies of thermoplastic composite sheets to a first thickness to form a top sheet (320); stacking plies…DRIVE·Nov 12·1 min readFollowB29C70/42ROHR INC [US]
AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLETAn assembly (58) includes a variable area inlet (66) and an inlet duct (60). The variable area inlet (66) includes an inlet structure (68) and a center body structure (70). The inlet structure (68) ex…DRIVE·Nov 12·2 min readFollowF02C7/042ROHR INC [US]
COMPOSITE PROPULSION SYSTEM CASE AND METHOD FOR FORMING SAMEA method for forming a composite propulsion system case includes providing a liner, bonding a thermoplastic film layer to the liner using an adhesive, and, subsequent to bonding the thermoplastic film…DRIVE·Oct 29·1 min readFollowB29C70/382ROHR INC [US]
ZONED LINER EXHAUST WITH BURIED N-COREA center plug (206) for attenuating noise in a gas turbine engine (122) includes an inner skin (330), a forward bulkhead (346), and aft bulkhead (334), and a noise attenuation panel (452). The inner s…DRIVE·Oct 8·1 min readFollowB64D33/06ROHR INC [US]
HIDDEN DRAG LINK FOR THRUST REVERSER ASSEMBLYA thrust reverser assembly (16) may comprise a cascade of vanes (114) and a sleeve (112) configured to translate relative to the cascade of vanes (114). The sleeve (112) may include an inner sleeve po…DRIVE·Sep 24·1 min readFollowF02K1/72ROHR INC [US]
THRUST REVERSER FOR VARIABLE AREA NOZZLEA variable area nozzle assembly (46) for a gas turbine engine includes a fixed structure (48) surrounding an exhaust duct extending along a nozzle centerline. The fixed structure (48) further includes…DRIVE·Sep 24·2 min readFollowF02K1/006ROHR INC [US]
VARIABLE AREA NOZZLE FOR AIRCRAFT PROPULSION SYSTEMAn apparatus for an aircraft propulsion system includes a variable area nozzle apparatus (66). The variable area nozzle apparatus (66) includes a plurality of panels (76), a plurality of inter-panel m…DRIVE·Sep 10·2 min readFollowF01D17/141ROHR INC [US]
VARIABLE AREA NOZZLE ASSEMBLY AND METHOD FOR OPERATING A VARIABLE AREA NOZZLE ASSEMBLYA variable area nozzle assembly (46) for a gas turbine engine includes a fixed structure (48) surrounding an exhaust duct (50) extending along a nozzle centerline (52). The fixed structure (48) includ…DRIVE·Sep 10·2 min readFollowF02C9/20ROHR INC [US]
ACOUSTIC PANEL CORE WITH MULTI-MATERIAL AND/OR MULTI-LAYERED CONSTRUCTIONAn acoustic panel is provided that includes a perforated first skin, a second skin and a corrugated structure. The corrugated structure is between and is connected to the perforated first skin and the…DRIVE·Aug 27·1 min readFollowB32B1/08ROHR INC [US]
HIDDEN DOOR THRUST REVERSER SYSTEM FOR AN AIRCRAFT PROPULSION SYSTEMA thrust reverser system (34) is provided that includes a sleeve (52), a fixed cascade structure (94) and a blocker door (100). The fixed cascade structure (94) is within a cavity (80) of the sleeve (…DRIVE·Aug 20·2 min readFollowF02K1/70ROHR INC [US]
VARIABLE AREA NOZZLE AND METHOD FOR OPERATING SAMEA variable area nozzle assembly (54) for a gas turbine engine (20) includes a nozzle (60) disposed about a nozzle centerline (146) and a fixed ring (82) radially surrounding the nozzle (60). The nozzl…DRIVE·Jul 23·2 min readFollowF02K1/1207ROHR INC [US]
ACTUATION SYSTEM FOR A THRUST REVERSER OF AN AIRCRAFT PROPULSION SYSTEMAn assembly (66) is provided for an aircraft propulsion system (20). This assembly (66) includes a first actuator (68), a second actuator (68) and a linkage system (70, 72). The linkage system (70, 72…DRIVE·Jul 16·1 min readFollowF02K1/72ROHR INC [US]
AIRCRAFT PROPULSION SYSTEM INLET STRUCTURE WITH VARIABLE AIRFLOW INLET AREAAn assembly is provided for an aircraft propulsion system. This aircraft propulsion system assembly includes a nacelle inlet structure (58). The nacelle inlet structure (58) includes an inner inlet op…DRIVE·Jul 16·1 min readFollowB64D33/02ROHR INC [US]
MULTI-CORE ACOUSTIC PANEL FOR AN AIRCRAFT PROPULSION SYSTEMAn apparatus is provided for an aircraft propulsion system (20). This apparatus includes an acoustic panel (72) and a mount (84). The acoustic panel (72) includes a perforated face skin (88), a back s…DRIVE·Jul 9·1 min readFollowB32B3/02ROHR INC [US]
LOW-FREQUENCY ACOUSTIC CENTER BODYA center plug (206) for attenuating noise in a gas turbine engine (122) includes an inner skin (430), the inner skin (430) having a substantially cylindrical shape and extending along an axial centerl…DRIVE·Jul 9·2 min readFollowF02C7/24ROHR INC [US]
LEAK DETECTION SYSTEM FOR ANTI-ICE DUCTSAn inlet cowl (200) may comprise: a forward bulkhead; an aft bulkhead (138) spaced apart axially aft of the forward bulkhead; an annular structure having a radially inner wall (152) spaced apart from …DRIVE·Jul 9·1 min readFollowB64D15/04ROHR INC [US]
AIRCRAFT PROPULSION SYSTEM EXHAUST NOZZLE WITH EJECTOR PASSAGE(S)An apparatus is provided for an aircraft propulsion system (20). This apparatus includes an exhaust nozzle (40). The exhaust nozzle (40) includes a flowpath (52), a passage (58), an outer door (62), a…DRIVE·Jul 2·2 min readFollowB64D33/04ROHR INC [US]
THRUST REVERSER SYSTEM LATCH ASSEMBLY AND METHOD OF OPERATING SAMEA latch assembly (54) includes a housing (58) including a first housing portion (60) including a first aperture (70) and a second housing portion (62) including a second aperture (78). The latch assem…DRIVE·Mar 26·2 min readFollowB64D29/06ROHR INC [US]
THRUST REVERSER DOOR AND METHOD FOR MAKING SAMEA thrust reverser door (58) includes a backskin (66) including an interior surface (68) and an exterior loft surface (62). The thrust reverser door (58) further includes a cover plate (74) including a…DRIVE·Mar 26·1 min readFollowF02K1/60ROHR INC [US]
HIDDEN LINK SYSTEM BLOCKER DOORA system for deploying a blocker door of a nacelle includes a master link (306) configured to be coupled to a fixed structure (400) of the nacelle and a master crank (308) pivotally attached to the ma…DRIVE·Feb 26·2 min readFollowF02K1/70ROHR INC [US]
ADDITIVE MANUFACTURING OF UNIT CELL RESONATOR NETWORKS FOR ACOUSTIC DAMPINGAn additively manufactured noise attenuation panel (3500) for a structure within an aircraft structure includes a plurality of unit cells, each including a central body interconnected via a plurality …DRIVE·Jan 1·1 min readFollowB32B3/12ROHR INC [US]
THRUST REVERSER SYSTEM WITH HIDDEN TURNING DOORAn assembly is provided for an aircraft propulsion system. This assembly includes a thrust reverser system. The thrust reverser system includes a cavity, a sleeve and a turning door. The sleeve is con…DRIVE·Dec 25·1 min readFollowF02K1/625ROHR INC [US]
ACOUSTIC PANEL WITH RECONFIGURABLE CHAMBER CONSTRICTIONSAn acoustic panel system (69) is provided that includes a perforated first skin (22), a second skin (23) and a core (24). The core (24) is connected to the perforated first skin (22) and the second sk…DRIVE·Dec 18·1 min readFollowF02K1/827ROHR INC [US]
STRUCTURAL PANEL WITH INTEGRATED COUPLERAn assembly (58) is provided for an aircraft propulsion system (20). This assembly includes a cowl door (64) movable between a closed position and an open position. The cowl door (64) includes a struc…DRIVE·Dec 4·1 min readFollowB32B3/12ROHR INC [US]
AIRCRAFT PROPULSION SYSTEM WITH VARIABLE AREA INLET ASSEMBLYAn assembly (64) is provided for an aircraft propulsion system (20). This assembly (64) includes a center body (66), a scarfed inlet structure (58) and an inlet passage (68). The scarfed inlet structu…DRIVE·Nov 27·2 min readFollowB64D33/02ROHR INC [US]
FLUID SCOOP FOR A THRUST REVERSER SYSTEMAn assembly (72) is provided for an aircraft propulsion system (20). This aircraft propulsion system assembly (72) includes a thrust reverser system (38). The thrust reverser system (38) includes a ca…DRIVE·Nov 13·1 min readFollowF02K1/56ROHR INC [US]
