---------------------------------------------------------- RV7-List Digest Archive --- Total Messages Posted Thu 11/28/13: 1 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 06:28 PM - Re: Elevator bending brake (Dan Bergeron) ________________________________ Message 1 _____________________________________ Time: 06:28:33 PM PST US Subject: Re: RV7-List: Elevator bending brake From: Dan Bergeron Ellis I still have the homemade brake I made about 10 years ago out of 2' x 8's and 3.5" hinges - you'd be welcome to it - problem is I'm in Massachusetts - wish I could offer you some advice - as I recall the bending process was pretty straight forward - only thing I can think of is make sure the lumber pieces you make your brake with are perfectly true with not the slightest sign of a warp - keep flipping the skins over after each press to avoid rolling the bend too far forward on one side or the other - good luck and stay with it - Dan Bergeron RV-7A - N307TB 442 hours since first flight on Aug 4, 2009 On Wed, Nov 27, 2013 at 9:45 AM, Charlie England wrote: > > > On 11/27/2013 7:57 AM, Ellismcgaughy wrote: > >> >> I'm building my second set of rv7a elevators as I found my first set >> warped by about 1/2" at the inboard trailing edges. >> >> I'm preparing to bend the skins and was wondering if anyone that might >> live within a hundred miles or so from Fayetteville NC might already have a >> bending brake I could use. Otherwise, I will plan to dive through all the >> warped lumber at my local neighborhood hardware store. >> >> Ellis >> A&P and Grumman tiger owner. >> >> I'm not close, but might be able to offer a tip or two on doing the bend > if you build your own bender. 1st, using a dowel (wood, welding rod, etc) > taped into the trailing edge can help with preventing a too-sharp bend. > Also, I found that my home made brake tended to roll the bend forward on > the side that was on top side of the brake. I made the bend in multiple > steps, checking after each step by clecoing the skin onto one side of the > skeleton & checking hole alignment on the other side while manually > pressing the skin down against the skeleton. > > Charlie > > ------------------------------------------------------------------------------------- Other Matronics Email List Services ------------------------------------------------------------------------------------- Post A New Message rv7-list@matronics.com UN/SUBSCRIBE http://www.matronics.com/subscription List FAQ http://www.matronics.com/FAQ/RV7-List.htm Web Forum Interface To Lists http://forums.matronics.com Matronics List Wiki http://wiki.matronics.com Full Archive Search Engine http://www.matronics.com/search 7-Day List Browse http://www.matronics.com/browse/rv7-list Browse Digests http://www.matronics.com/digest/rv7-list Browse Other Lists http://www.matronics.com/browse Live Online Chat! http://www.matronics.com/chat Archive Downloading http://www.matronics.com/archives Photo Share http://www.matronics.com/photoshare Other Email Lists http://www.matronics.com/emaillists Contributions http://www.matronics.com/contribution ------------------------------------------------------------------------------------- These Email List Services are sponsored solely by Matronics and through the generous Contributions of its members.