Automatic ball balancing systems have emerged as a pivotal innovation in managing rotor dynamics by counteracting the adverse effects of mass imbalance. These systems, comprising balls that are free ...

Coaxial rotor systems, featuring paired rotors mounted one above the other and rotating in opposite directions, represent a significant innovation in modern rotorcraft design. This configuration ...

High-speed turbine rotor balancing was once rare because of the costs and logistical challenges involved in doing it during an outage. That’s begun to change as economic options emerge, and experience ...

Hill Helicopters engineered composite main rotor blades using a novel single-cure manufacturing process for stiffness and ...