Patent ID: 7685731

Claim:
An apparatus, comprising: a first blade verification plate having an opening configured to be placed over a blade on a first rotor; and a second blade verification plate having an opening configured to be placed over a blade on a second rotor; each plate including a first pin configured to contact a leading edge of a blade located on one side of the blade within the opening and a second pin configured to contact a leading edge of a blade located on an opposite side of the blade within the opening when each plate is placed over the corresponding blade on each of the first and second rotors; each plate including a third pin configured to contact a leading edge of the blade located within the opening; an indicator line marked on the first plate and a pair of boundary lines marked on the second plate and spaced apart a predetermined distance indicative of an acceptable range for blade clocking between the first and second rotors when the indicator line is located between the boundary lines when each plate is placed over the corresponding blade of the first and second rotors.