US 11,920,672 B2
Lubrication system for components in an engine starter
Roberto Karpik, Warsaw (PL); Eliel Fresco Rodriguez, Springboro, OH (US); David Allan Dranschak, Union, OH (US); Shiloh Montegomery Meyers, Miamisburg, OH (US); and Marcin Bialas, Warsaw (PL)
Assigned to Unison Industries, LLC, Jacksonville, FL (US); and General Electric Company, Schenectady, NY (US)
Filed by Unison Industries, LLC, Jacksonville, FL (US); and GENERAL ELECTRIC COMPANY, Schenectady, NY (US)
Filed on Apr. 16, 2021, as Appl. No. 17/232,699.
Claims priority of application No. 433601 (PL), filed on Apr. 20, 2020.
Prior Publication US 2021/0324952 A1, Oct. 21, 2021
Int. Cl. F16H 57/04 (2010.01); F01D 25/18 (2006.01); F02C 7/06 (2006.01); F02C 7/27 (2006.01); F02C 7/277 (2006.01)
CPC F16H 57/0471 (2013.01) [F01D 25/18 (2013.01); F02C 7/06 (2013.01); F02C 7/27 (2013.01); F02C 7/277 (2013.01); F16H 57/0423 (2013.01); F05D 2220/30 (2013.01); F05D 2240/50 (2013.01); F05D 2260/98 (2013.01)] 19 Claims
OG exemplary drawing
 
5. An air turbine starter comprising:
a housing having a wall dividing the housing into a wet chamber and an air chamber, with the air chamber having an air supply inlet and an air supply outlet;
a bearing assembly having a set of bearings;
a turbine member located within the air chamber, the turbine member being rotational coupled to a first drive shaft rotatably mounted in the bearing assembly, with the first drive shaft forming a first rotational axis;
a rotating assembly located within the wet chamber, the rotating assembly being rotationally coupled to a second drive shaft, with the second drive shaft forming a second rotational axis, the rotating assembly including at least one of a gear assembly or a clutch assembly; and
a lubricant supply portion having:
a lubricant supply inlet fluidly coupled to and provided within the wet chamber, the lubricant supply inlet facing a circumferential direction with respect to the second rotational axis; and
a lubricant supply outlet fluidly coupled to the bearing assembly;
wherein lubricant from the wet chamber is supplied to the bearing assembly through the lubricant supply portion.