US 11,852,027 B2
Shape memory alloy sleeve support assembly for a bearing
Ravindra Shankar Ganiger, Bangalore (IN); Praveen Sharma, Bangalore (IN); Bhujabal Prashant Mahadeo, Bangalore (IN); and Shivam Mittal, Bangalore (IN)
Assigned to General Electric Company, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on May 25, 2021, as Appl. No. 17/329,220.
Application 17/329,220 is a continuation of application No. 16/535,231, filed on Aug. 8, 2019, granted, now 11,021,998.
Prior Publication US 2021/0277800 A1, Sep. 9, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. F01D 25/16 (2006.01); F16C 35/06 (2006.01); F01D 25/00 (2006.01)
CPC F01D 25/164 (2013.01) [F01D 25/005 (2013.01); F16C 35/06 (2013.01); F05D 2220/32 (2013.01); F05D 2240/50 (2013.01); F05D 2260/96 (2013.01); F05D 2300/17 (2013.01); F05D 2300/505 (2013.01); F16C 2360/23 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A support assembly for a bearing of a gas turbine engine including a shaft extending along an axial direction, the support assembly comprising:
an outer race positioned radially exterior to the bearing such that the outer race supports the bearing; and
a squeeze film damper including a shape memory alloy damper positioned radially exterior to the outer race and at least partially supporting the outer race, the shape memory alloy damper comprising a shape memory alloy material, wherein the shape memory alloy damper at least partially defines a fluid reservoir of the squeeze film damper, and wherein the fluid reservoir is defined radially exterior to the shape memory alloy damper.