The T-18 Thrope had a problem landing with full flap setting the air was disturbed enough to blank out the air flow on the tail which resulted in the nose pitching down abruply .due to lose of air flow down force . it was called a Bunt. It was resolved by not using full flaps on landing Just a thought it might help Bye JimB ----- Original Message ----- From: "Larry&Sallie Flesner" <fles...@verizon.net> To: "KRnet" <kr...@mylist.net> Sent: Thursday, April 13, 2006 8:58 PM Subject: KR> spins, stalls, etc
> >> >>As for tail stalls, I don't know what causes it, but several times I've >>done >>stalls that resulted in an immediate snap roll, several turns in a spin, >>and >>then end over end tumbles for a few thousand feet. >>Mark Langford, > > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > > Any such maneuver in YOUR KR could not be blamed on anything > but pilot error. :-) I still can't get my head around a pitch up when > approaching a stall. Seems to me you would be down loading the > tail and any tail stall or blanking out would cause a pitch down, not > up. Even if one takes into account that the C of L moves forward as > the angle of attack increases, I still can't see a nose pitch up. I also > suspect the Diehl wings have little if anything to do with it. Too many > KR's out there flying with them and no reported problems. There has > to be something more going on here, in my humble opinion. Then > again, I have been know to be wrong on more than one occasion. > > Larry Flesner > > > > _______________________________________ > Search the KRnet Archives at http://www.maddyhome.com/krsrch/index.jsp > to UNsubscribe from KRnet, send a message to krnet-le...@mylist.net > please see other KRnet info at http://www.krnet.org/info.html >
