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A wall structure for a gas turbine engine component is provided which comprises a wall having a first side facing a flow of hot gases and a second side exposed to a source of cooling fluid. The wall has a plurality of holes formed therethrough, and an outer layer disposed on the first side. The hole

A wall structure for a gas turbine engine component is provided which comprises a wall having a first side facing a flow of hot gases and a second side exposed to a source of cooling fluid. The wall has a plurality of holes formed therethrough, and an outer layer disposed on the first side. The holes greatly increase the wetted surface area of the wall exposed to cooling flow.

대표청구항 ▼

A wall structure for a gas turbine engine component is provided which comprises a wall having a first side facing a flow of hot gases and a second side exposed to a source of cooling fluid. The wall has a plurality of holes formed therethrough, and an outer layer disposed on the first side. The hole

A wall structure for a gas turbine engine component is provided which comprises a wall having a first side facing a flow of hot gases and a second side exposed to a source of cooling fluid. The wall has a plurality of holes formed therethrough, and an outer layer disposed on the first side. The holes greatly increase the wetted surface area of the wall exposed to cooling flow. said device is disposed proximate to the preselected object. 16. The device of claim 15 wherein said breaking member includes a striking tip. 17. The device of claim 15 wherein said moving means includes a finger grip joined to said breaking member. 18. The device of claim 15 wherein said biasing means comprises a spring disposed between a ridge portion of said writing means and a rim portion of said breaking member. 19. The device of claim 18 wherein said breaking member includes an insertion portion disposed between and end portion of said spring on said writing means. 20. A method for combining a writing instrument with a window breaking tool, said method comprising the steps of: providing a breaking member; providing a writing instrument; slidably securing said breaking member to said writing instrument; providing means for moving said breaking member from a breaking position to a biased position; biasing said breaking member such that said breaking member is forcibly returned to said breaking position whereby said breaking member breaks a window when a predetermined portion of said combined writing instrument and breaking tool is disposed proximate to the window.