Keywords: Fully articulated main rotor head.svg en Parts of fully articulated main rotor head of helicopters and the associated motions of the blades 2013-09-07 08 43 27 http //www faa gov/regulations_policies/handbooks_manuals/aircraft/amt_handbook/media/FAA-8083-30_Ch03 pdf Federal Aviation Administration Original image from Figure 3-82 on page 3-54 of the Aviation Maintenance Technician Handbook - General published by FAA in 2008 I cleaned up the text and adjusted the direction of arrows to look more realistic for their directions PD-USGov Uploaded with UploadWizard Helicopter rotors |