Method and apparatus for arresting a crack within a body

Details Method and apparatus for arresting a crack within a body Method and apparatus for arresting a crack within a body

2007-12-25

2007-12-25

Rodriguez, William H. (Department: 3746)

Power plants

Combustion products used as motive fluid

Process

C029S889100, C428S063000, C156S098000

Reexamination Certificate

active

10703274

ABSTRACT:
An inseparable assembly includes a body having a first surface and a second surface. The body includes an oxide-based ceramic matrix composite material having a first predetermined ductility. The assembly further includes a crack extending through the body between the first surface and the second surface, and a patch bonded to at least one of the first surface and the second surface overlapping at least a portion of an edge of the crack. The patch includes a second material having a second predetermined ductility that is greater than the first ductility.

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