X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from elasmtp-galgo.atl.sa.earthlink.net ([209.86.89.61] verified) by logan.com (CommuniGate Pro SMTP 6.0.9e) with ESMTP id 6790502 for lml@lancaironline.net; Fri, 21 Mar 2014 11:53:29 -0400 Received-SPF: none receiver=logan.com; client-ip=209.86.89.61; envelope-from=colyncase@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=Y9wfhkmXkqY+oWzxCYcWm8WIbGOPOqxAi7ENm+yUpqNswfmKtt1ayzReLqLa6SzA; h=Received:From:Mime-Version:Content-Type:Subject:Date:In-Reply-To:To:References:Message-Id:X-Mailer:X-ELNK-Trace:X-Originating-IP; Received: from [71.241.219.20] (helo=[192.168.1.24]) by elasmtp-galgo.atl.sa.earthlink.net with esmtpa (Exim 4.67) (envelope-from ) id 1WR1kM-0008CY-De for lml@lancaironline.net; Fri, 21 Mar 2014 11:52:38 -0400 From: Colyn Case Mime-Version: 1.0 (Apple Message framework v1085) Content-Type: multipart/alternative; boundary=Apple-Mail-4-498129750 Subject: Re: [LML] Re: Need to move front seats aft on a IV-P Date: Fri, 21 Mar 2014 11:52:37 -0400 In-Reply-To: To: "Lancair Mailing List" References: Message-Id: <192AE14C-B46E-4609-A3CE-819EC5E3D317@earthlink.net> X-Mailer: Apple Mail (2.1085) X-ELNK-Trace: 63d5d3452847f8b1d6dd28457998182d7e972de0d01da940532845911b43e11a5f88b690d0a9ab6f350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 71.241.219.20 --Apple-Mail-4-498129750 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Has anyone figured out what size screws you would need to handle the = shear forces for the worst survivable horizontal deceleration? The = ones in my plane strike me as very undersized. Colyn On Mar 21, 2014, at 8:07 AM, Gary Casey wrote: On my ES I fabricated a couple of stainless steel brackets from fairly = thick sheet metal (forgot how thick). They are each bolted to the spar = carry-through with 2 -3 bolts the spar itself carries the download, = with any upload carried by the brackets. I used -3 bolts and nuts to = hold the seat rail to the brackets. In the front I used aluminum angles = with nutplates and long -3 bolts. Works good and the seats are = reasonably easy to get out. I also put 1-inch phenolic spacers under = the front rails to tilt the seats back and give a little more leg room. Gary Casey Has anyone with a IV-P found a good way to move the front seats aft = about 3=3D -4 inches?=3DA0 I don't need the rear seat leg room, but I could use = more in =3D the front.=3DA0 Moving the rails rearward would cantilever them quite a = ways =3D behind the spar box.=3DA0 I haven't figured out how I would support the = rear =3D ends of the rails. --Apple-Mail-4-498129750 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Has = anyone figured out what size screws you would need to handle the shear = forces for the worst survivable horizontal deceleration?   The ones = in my plane strike me as very = undersized.

Colyn

On Mar 21, = 2014, at 8:07 AM, Gary Casey wrote:

On my = ES I fabricated a couple of stainless steel brackets from fairly thick = sheet metal (forgot how thick).  They are each bolted to the spar = carry-through with 2 -3 bolts  the spar itself carries the = download, with any upload carried by the brackets.  I used -3 bolts = and nuts to hold the seat rail to the brackets.  In the front I = used aluminum angles with nutplates and long -3 bolts.  Works good = and the seats are reasonably easy to get out.  I also put 1-inch = phenolic spacers under the front rails to tilt the seats back and give a = little more leg room.
Gary Casey


Has anyone with a = IV-P found a good way to move the front seats aft about 3=3D
-4 inches?=3DA0 I = don't need the rear seat leg room, but I could use more in =3D
the front.=3DA0 = Moving the rails rearward would cantilever them quite a ways =3Dbehind the spar = box.=3DA0 I haven't figured out how I would support the rear =3Dends of the rails.
=

= --Apple-Mail-4-498129750--