US 11,933,228 B2
Gearbox assembly
Kedar S. Vaidya, Albany, NY (US); Ahmet Dindar, Albany, NY (US); and Bugra H. Ertas, Niskayuna, NY (US)
Assigned to GENERAL ELECTRIC COMPANY, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Jul. 13, 2022, as Appl. No. 17/812,234.
Prior Publication US 2024/0018910 A1, Jan. 18, 2024
Int. Cl. F02C 7/36 (2006.01); F16H 1/28 (2006.01); F16H 57/08 (2006.01)
CPC F02C 7/36 (2013.01) [F16H 1/28 (2013.01); F16H 57/08 (2013.01); F05D 2260/40311 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A gearbox assembly for a turbine engine including a core turbine engine having a drive shaft and a fan having a fan shaft, the gearbox assembly comprising:
a first gear coupled to the drive shaft;
a second gear supported by a planet carrier, the planet carrier being coupled to the fan shaft, wherein torque is transferred from the drive shaft to the fan shaft through the gearbox assembly; and
a planet pin disposed within the second gear, wherein a planet pin shape of the planet pin includes a contoured portion that is characterized by a contoured portion deflection that is greater than or equal to −4.2e-03 inches and less than or equal to −1.2e-05 inches.