Variable rotor speed control for an integrated helicopter/engine system
Tiedown and Bench Testing of Grease-Lubricated Helicopter Tail and Intermediate Gearboxes
Two-Speed Epicyclic Final Drives for 14-Ton Amphibious Vehicle
Proposal for Modifications to the Wessex Helicopter Main Rotor Gearbox Vibration Monitoring Program
Results of Helicopter Flight Tests of a Circumferential Carbon Oil Seal
Helicopter Drive System on-Condition Maintenance Capability (UH-1/AH-1)
In-Flight Estimation and Indication of Cumulative Fatigue Damage to Helicopter Gears