PPRuNe Forums - View Single Post - Difference between Airbus and Boeing controls
Old 7th April 2007 | 03:58
  #87 (permalink)  
CONF iture
 
Joined: Jan 2005
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From: W of 30W
DW, who is the first one, and by the way single one, to mention Habsheim in this thread ?
My points are quite close to the thread title ... do you mind ?
You don't like my observations, fine ... it's still what I think.

P15, your comments are interesting, and don't get me wrong, I mainly share them, but did I say:
"linked controls are 100% safe"
It is your own interpretation, as my saying is far less ambitious:
For a 2 crew members, fully visible coupled control columns provide much more information than fully invisible independent sidesticks.

How does a commander (for instance) guarantee that the other pilot will allow corrective action to take place?
If guys are starting fighting for controls, i'm afraid we're touching a much bigger issue and I don't think any manufacturer did ever plan anything regarding that issue ... Probably the Chiefpilot will !?
But if your commander feels that much humiliated, what would prevent him to be the last one on red button ... ?

DP, what makes you think I'm a leftseater ?
Did I ever mention that ?
I'm more interested in PF versus PM, 2 crew members working together.

That's the beauty of fully visible coupled control colums: Every single input is known by both, at all time.
PM can monitor more accurately PF performance ... and let him go further ... best way to learn, I agree too !

Another anecdote on takeoff this time:
I call V1
I call Vr
but don't see the usual nose movement ...
so call Vr again (RWY is long today, no big deal)
when at the same time nose pitches up far too quickly
thanks God, PF is as fast to stop that high rate rotation ...

... not elegant ... but tail was saved !

What happened ?
Mistake was mine, gross error in CG calculation, so gross error in trim setting.
So at first Vr call, PF pulled as usual on his sidestick, but without pitchup reaction, he decided to pull maybe too quickly this time ...

Me, as the Pilot MONITORING I was supposed to be, I was aware of NOTHING !!!
I was just a privileged passenger, nothing more.
Thanks to that beautiful Airbus Sidestick Philosophy ...

And if anyone thinking red button is of any use in that situation ... forget about it, except if your name is ... Lucky Luke.

Now, Dream Land, in your quality of check airman, I assume you would have anticipated all that ... Give me your inputs !

Before I go, can anyone, at last, answer that question ?
Originally Posted by GMDS
So again, please, give me any valuable and professional reason as to why the absence of tactile (and I add visual) feedback should increase safety
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