How a Helicopter Works (Bell 407)

A detailed examination of how a helicopter works, using a well known make and model, demonstrated with physics and mechanical 3D visuals.

CREDITS
Jacob O'Neal - Research, script, narration, 3D modeling / animation, music

Special thanks to Nick Aukland and the crew at Helicopter Maintenance Help Desk (    / @helicoptermaintenance   ) for expert review.

PATREON
  / animagraffs  

SOFTWARE USED
I use Blender 3D to create these models. It's free and open source, and the community is amazing:
https://www.blender.org/

0:00 Intro
03:18 Airframe
04:38 Engine
06:54 Turbine Section
08:41 Compressor Section
09:41 Drivetrain
10:36 Autorotation
11:44 Freewheeling Unit
13:46 Drivetrain Forward
14:38 Transmission
17:03 Drivetrain Aft
20:07 Fuel
20:28 Main Rotor
25:20 Coriolis Effect
25:54 Dissymmetry of Lift
27:12 Gyroscopic Precession vs. Phase Lag
28:53 Main Rotor Breakdown
29:22 Blade to Rotor
31:44 Blade Construction
32:58 Flight Controls from Rotor
33:29 Swashplate Assembly
36:25 Flight Controls to Cockpit
40:22 Cockpit Controls
42:36 Directional Controls (Tail Rotor)
43:56 Tail Rotor Breakdown
48:33 Cockpit Pilot View
54:44 Final Cutaway