公开(公告)号：US10787921B2

公开(公告)日：2020-09-29

申请号：US16130126

申请日：2018-09-13

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Derek A Brigham ,  Jeffrey Leon ,  David Dwyer Whittle ,  Amarnath Ramlogan ,  Brian J Burke ,  Santiago Orellana ,  Tania Bhatia Kashyap ,  Dianbo Li

IPC: F01D5/30 ,  F01D11/00

Abstract: A cover plate for a rotor assembly is disclosed. In various embodiments, the cover plate includes an annular member having a radially inner portion and a radially outer portion with respect to a longitudinal axis, the radially inner portion including an aft face and an angled forward face, the angled forward face defining a forward face angle with respect to a cylindrical plane that is coaxial with the longitudinal axis, the face angle having a value that is greater than or equal to fifty degrees; a first tab and a second tab disposed proximate the radially inner portion of the annular member; and a slot disposed between the first tab and the second tab.

公开(公告)号：US20200088052A1

公开(公告)日：2020-03-19

申请号：US16130126

申请日：2018-09-13

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Derek A Brigham ,  Jeffrey Leon ,  David Dwyer Whittle ,  Amarnath Ramlogan ,  Brian J Burke ,  Santiago Orellana ,  Tania Bhatia Kashyap ,  Dianbo Li

IPC: F01D11/00 ,  F01D5/30

Abstract: A cover plate for a rotor assembly is disclosed. In various embodiments, the cover plate includes an annular member having a radially inner portion and a radially outer portion with respect to a longitudinal axis, the radially inner portion including an aft face and an angled forward face, the angled forward face defining a forward face angle with respect to a cylindrical plane that is coaxial with the longitudinal axis, the face angle having a value that is greater than or equal to fifty degrees; a first tab and a second tab disposed proximate the radially inner portion of the annular member; and a slot disposed between the first tab and the second tab.