Invention Grant
- Patent Title: Lightweight journal support pin
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Application No.: US16705479Application Date: 2019-12-06
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Publication No.: US11555412B2Publication Date: 2023-01-17
- Inventor: Michael E. McCune , William G. Sheridan , William P. Ogden
- Applicant: United Technologies Corporation
- Applicant Address: US CT Farmington
- Assignee: United Technologies Corporation
- Current Assignee: United Technologies Corporation
- Current Assignee Address: US CT Farmington
- Agency: Carlson, Gaskey & Olds, P.C.
- Main IPC: F01D15/12
- IPC: F01D15/12 ; F02C7/36 ; F16H57/04 ; F02C7/06 ; F02C3/04 ; F02C9/18 ; F02K3/06 ; F16H1/28

Abstract:
A journal support pin to support intermediate gears for use in gas turbine engine comprises a titanium body, and an outer surface outside of the titanium body having a surface hardness that is harder than the body. A gas turbine engine and a method of forming a journal support pin to support intermediate gears for use in gas turbine engine are also disclosed.
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