US 12,221,218 B2
Engine isolation subframe for aircraft
Rory Derik Cooper, Cheney, KS (US); and Travis Elliot Smith, Wichita, KS (US)
Assigned to Textron Innovations Inc., Providence, RI (US)
Filed by Textron Aviation Inc., Wichita, KS (US)
Filed on Jan. 11, 2023, as Appl. No. 18/153,225.
Claims priority of provisional application 63/301,294, filed on Jan. 20, 2022.
Prior Publication US 2023/0227170 A1, Jul. 20, 2023
Int. Cl. B64D 27/40 (2024.01); B64D 27/20 (2006.01)
CPC B64D 27/40 (2024.01) [B64D 27/20 (2013.01); B64D 27/402 (2024.01)] 19 Claims
OG exemplary drawing
 
1. An engine subframe for aircraft, the engine subframe comprising:
a forward frame having a first forward plate and a second forward plate;
a forward beam connected to the forward frame,
wherein the forward beam comprises a first end and a second end, the forward beam configured to connect to a first engine at the first end and to a second engine at the second end;
an aft frame disposed aft of the forward frame;
a first aft beam connected to the aft frame and the first engine;
a second aft beam connected to the aft frame and the second engine, the second aft beam disposed substantially opposite the first aft beam;
at least one forward isolator assembly connected to the forward frame; and
at least one aft isolator assembly connected to the aft frame;
wherein the second forward plate and the forward beam each comprise a pair of openings configured to receive one of the forward pair of isolator assemblies, respectively.