Originally Posted by
meleagertoo
When I was in basic training we never heard the term 'blowback' (is that an Americanism perhaps?) and the 'nose' most certainly did not rise with flapback. The clue is in the word itself, it is the disc that chages attitude.
Behaviour of the nose might depen on whether you are sitting in a semi- rigid rotor helicopter or an articulated/rigid one. In semi rigid ones the disc is living its own -mostly independent- life. In the other two types cabin and disc are somewhat sharing their behaviour.