blade track

blade track

blade trackclick for a larger image
The condition of a propeller or helicopter rotor in which each blade follows in exactly the same path as the blade ahead of it. A blade is said to be in, or out of, track.
References in periodicals archive ?
The roller blade track is absolutely beautiful, the British team uses it.
A helicopter crew experienced an auto blade track caution light with the onset of vibrations during a training mission.
When we use the aviation vibration analyzer (AVA) test set, NGN 6625-01-282-3746, For Chinook rotor blade track and balance, we route the cord through the nose door to hook it up to the universal tracking device (UTD).
The main-rotor blade track and balance is coming along nicely, but you probably will need a couple more adjustments.
When using the aviation vibration analyzer test set NSN 6625-01282-37N6, For Black Hawk main rotor blade track and balance, the avionics access door ventilation cover, NSN 1560-01-095-7573, must; be removed to allow routing For the universal tracking device (UTD) cable.
Rugged system design includes V-grooved wheels, integrated bushings, single and double blade tracks to handle many different types of loads and applications.