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Turbine component, turbine blade, and turbine component fabrication process

United States Patent

May 30, 2017
View the Complete Patent at the US Patent & Trademark Office
A turbine component, a turbine blade, and a turbine component fabrication process are disclosed. The turbine component includes ceramic matrix composite plies and a feature configured for preventing interlaminar tension of the ceramic matrix composite plies. The feature is selected from the group consisting of ceramic matrix composite tows or precast insert tows extending through at least a portion of the ceramic matrix composite plies, a woven fabric having fiber tows or a precast insert preventing contact between a first set of the ceramic matrix composite plies and a second set of the ceramic matrix composite plies, and combinations thereof. The process includes laying up ceramic matrix composite plies in a preselected arrangement and securing a feature configured for interlaminar tension.
Delvaux; John McConnell (Fountain Inn, SC), Cairo; Ronald Ralph (Simpsonville, SC), Parolini; Jason Robert (Greer, SC)
General Electric Company (Schenectady, NY)
13/ 633,928
October 3, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT The United States Government retains license rights in this invention and the right in limited circumstances to require the patent owner to license others on reasonable terms by the terms of Government Contract No. DE-FC26-05NT42643 awarded by the United Stated Department of Energy.