CPC F01D 21/003 (2013.01) [F01D 11/122 (2013.01); B33Y 80/00 (2014.12); F05D 2230/80 (2013.01); F05D 2240/55 (2013.01); F05D 2250/141 (2013.01); F05D 2250/15 (2013.01); F05D 2250/283 (2013.01); F05D 2270/821 (2013.01)] | 20 Claims |
1. A replaceable rotor blade tip clearance measurement device for a gas turbine engine, consisting of:
a threaded section along an axis, the threaded section having a first end and a second end opposite from the first end along the axis;
an integral abradable tip with an internal lattice geometry that extends from the first end of the threaded section along the axis; and
a bolt head at the second end of the threaded section along the axis.
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