公开(公告)号：US20200240471A1

公开(公告)日：2020-07-30

申请号：US16850497

申请日：2020-04-16

Applicant: Raytheon Technologies Corporation

Inventor： Christopher T. Anglin ,  Dwayne E. Messerschmidt ,  Christopher M. Valva ,  Todd M. Gaulin

IPC: F16C33/78 ,  F01D25/18 ,  F16C27/04 ,  F16J15/44 ,  F16C19/06 ,  F16J15/34

Abstract: A seal assembly for a bearing compartment of a gas turbine engine includes a seal carrier, a seal element, a seal plate, and a trough. At least a portion of the seal element is within the seal carrier. The seal plate is in contact with the seal element and is configured to rotate relative to the seal element. The trough extends around the seal plate and comprises an annular channel positioned to capture oil slung from the seal plate.

公开(公告)号：US10962060B2

公开(公告)日：2021-03-30

申请号：US16850497

申请日：2020-04-16

Applicant: Raytheon Technologies Corporation

Inventor： Christopher T. Anglin ,  Dwayne E. Messerschmidt ,  Christopher M. Valva ,  Todd M. Gaulin

IPC: F16C33/78 ,  F16J15/44 ,  F01D25/18 ,  F16C19/06 ,  F16J15/34 ,  F16C27/04

Abstract: A seal assembly for a bearing compartment of a gas turbine engine includes a seal carrier, a seal element, a seal plate, and a trough. At least a portion of the seal element is within the seal carrier. The seal plate is in contact with the seal element and is configured to rotate relative to the seal element. The trough extends around the seal plate and comprises an annular channel positioned to capture oil slung from the seal plate.