Posted: Fri Feb 24, 2012 1:01 pmA chopper in Brazil disintergrates on landing! Just happened today.
Page 1 of 1
Posted: Fri Feb 24, 2012 1:01 pmPosted: Fri Feb 24, 2012 1:08 pmAn out of balance rotor assembly or possibly some sort of hub/gearbox mounting failure? Once something is out of balance, it doesn't take long for it to shake apart due to the immense rotational forces involved.
Posted: Fri Feb 24, 2012 2:18 pmBloody hell, at least it wasnt in the air.
Posted: Fri Feb 24, 2012 4:22 pmSplitpin wrote:QUOTE (Splitpin @ Feb 24 2012,3:18 PM) <{POST_SNAPBACK}>Bloody hell, at least it wasnt in the air.
That's what I thought!
Posted: Fri Feb 24, 2012 4:40 pmSimple explanation , you do not put over sized sub woofers into cars helicopters trains or bus's , that is what is expected when you turn the volume up ! 
Posted: Fri Feb 24, 2012 4:58 pm"Officials believe the helicopter experienced what is known as ground resonance, a condition that happens when the aircraft's rotor is working while the helicopter is on the ground."
Posted: Fri Feb 24, 2012 7:46 pmThe same "officials" are said to have noted the following, regarding the Cessna 172:
The single propeller has cooling as its primary function.
When it stops, pilots are invariably seen to break out in a sweat!
The single propeller has cooling as its primary function.
When it stops, pilots are invariably seen to break out in a sweat!