X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Fri, 18 Apr 2008 22:38:48 -0400 Message-ID: X-Original-Return-Path: Received: from imo-m25.mx.aol.com ([64.12.137.6] verified) by logan.com (CommuniGate Pro SMTP 5.2.2) with ESMTP id 2862461 for lml@lancaironline.net; Fri, 18 Apr 2008 21:39:33 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.6; envelope-from=VTAILJEFF@aol.com Received: from VTAILJEFF@aol.com by imo-m25.mx.aol.com (mail_out_v38_r9.3.) id q.bc8.2967e95c (41809) for ; Fri, 18 Apr 2008 21:38:52 -0400 (EDT) From: VTAILJEFF@aol.com X-Original-Message-ID: X-Original-Date: Fri, 18 Apr 2008 21:38:51 EDT Subject: Re: [LML] Re: Legacy crash - speculation X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1208569131" X-Mailer: Unknown sub 34 X-Spam-Flag: NO -------------------------------1208569131 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Mark, Excellent thoughts! Jeff In a message dated 4/18/2008 11:32:50 A.M. Central Daylight Time, marknlisa@hometel.com writes: Even disregarding the possible aerodynamic issues, I don't think opening the canopy in preparation for a crash is such a good idea. I think an unlatched canopy has a much greater possibility of being torn from the fuselage. If it *IS* torn from the fuselage, I would think there's a good chance it will strike the occupant(s). Additionally, a closed and latched canopy can provide the occupants protection from debris, fuel and fire postcrash. If you are concerned the canopy might jam closed, consider this: I recall a warning in the USAF KC-135 Dash-1 (operating manual) that states (in so many words) any crash violent enough to jam a hatch closed will likely provide a fuselage break for egress. Regards, Mark Sletten Steve Reeves [sreeves@sc.rr.com] said: > I tend to agree. I know my instructor, when we were doing instrument > training in a Cheetah, would tell > me to slide the canopy back, stick > your shoe in it (or something similar) and slide it back onto > whatever you were cramming into it. > Steve **************Need a new ride? Check out the largest site for U.S. used car listings at AOL Autos. (http://autos.aol.com/used?NCID=aolcmp00300000002851) -------------------------------1208569131 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
Mark,
 
Excellent thoughts!
 
Jeff
 
In a message dated 4/18/2008 11:32:50 A.M. Central Daylight Time,=20 marknlisa@hometel.com writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>

Even disregarding the possible aerodynamic=20= issues,=20 I don't think opening the canopy in preparation for a crash is such a good= =20 idea.

I think an unlatched canopy has a much grea= ter=20 possibility of being torn from the fuselage. If it *IS* torn from the=20 fuselage, I would think there's a good chance it will strike the occupant(= s).=20 Additionally, a closed and latched canopy can provide the occupants protec= tion=20 from debris, fuel and fire postcrash.

If you are concerned the canopy might jam c= losed,=20 consider this: I recall a warning in the USAF KC-135 Dash-1 (operating man= ual)=20 that states (in so many words) any crash violent enough to jam a hatch clo= sed=20 will likely provide a fuselage break for egress.


Regards,

Mark Sletten

 

Steve Reeves [sreeves@sc.rr.com] said:

> I tend to agree. I know my instructor, when we were doing=20 instrument
> training in a Cheetah, would tell > me to slide the=20 canopy back, stick
> your shoe in it (or something similar) and slid= e it=20 back onto
> whatever you were cramming into it.

>=20 Steve




Need a new ride? Check out the largest site for U.S.= used car listings at AOL Autos. -------------------------------1208569131--