At 09:52 PM 12/23/2006, you wrote: >in what direction will a spinner travel when it breaks off in flight >or on the ground ???
All you can say is that it will be ejected outward, more or less in the plane of prop rotation, until it impacts a prop blade. When this happens, it will go almost anywhere. During a ground run-up, you should never stand in the plane of the prop rotation. That is the most likely place to get hurt. Don Reid - donreid "at" peoplepc.com Bumpass, Va Visit my web sites at: AeroFoil, a 2-D Airfoil Design And Analysis Computer Program: http://aerofoilengineering.com KR2XL construction: http://aerofoilengineering.com/KR/KR2XL.htm EAA Chapter 231: http://eaa231.org Ultralights: http://usua250.org VA EAA Regional Fly-in: http://vaeaa.org