Patent ID: 7650782

Claim:
A device for use in dividing an engine part into sections for use in rating deposits on the engine part, the device comprising: a first plate having a first opening formed through; a second plate having a second opening formed through and aligning with the first opening in the first plate; a plurality of grooves disposed on either a bottom surface of the first plate or a top surface of the second plate; a plurality of extension members each having at least a bend defining an extension sectioner and an extension divider, the plurality of extension sectioners are disposed in the plurality of grooves and in-between the bottom surface of the first plate and the top surface of the second plate; a fastener for fastening the top plate and the bottom plate through the aligned openings and securing the extension sectioners disposed in-between; wherein, in deposit rating operation, the fastener is disengaged for the extension sectioners to be slidingly engaged in the grooves and the extension dividers to define separate sections on the engine part.