Picture above is first prototype of fiberglass bearingless hub design. The idea of this design is to allow flapping and twisting (pitching) of the rotor, but have limited flex in lead/lag.
This rotor hub is 24" long and 4" wide in the center. Was made with Qty 10 - 24" x 2" strips of 6 oz plain weave fiberglass cloth. Bonded with Fiberglast…Continue