or cosmetics?? On 14 December 2016 at 08:30, Richard Hatch <[email protected]> wrote:
> Does anyone care to guess at why some more modern designs (Ventus 3, JS-3) > have several stages of wing kink while some older designs (ASG29, Diana 2) > don't? > > Aerodynamics or economics? > > Rich > > On Wed, Dec 14, 2016 at 6:55 AM, DMcD <[email protected]> wrote: > >> >>Not only save weight but the wings wouldn't shrink, warp or develop >> waviness. >> Using pre pregs in the fuselage would save non lifting parts weight >> and save even more wing weight. >> >> Agreed. The German certified glider industry is not innovative these >> days. All the fuss about electric gliders is only possible because >> most glider pilots don't look to anywhere other than 3 factories in >> Germany. >> >> Their construction methods have not changed in 50 years. It's >> staggering to see a worker with a jam jar fully of poxy bog and a pop >> stick about to join a wing. The last place I saw a working manual >> typewriter in use was Schleichers, about 6 years ago. >> >> Of course, a little investment in ATL machines and proper moulds would >> help. I can't understand why yacht mast makers and boat builders can >> mill a mould from solid alu for a single boat while glider >> manufacturers stay with low-temp resin moulds which are reused for a >> decade or more. >> >> Maybe we're not paying enough? Though I believe the problem is almost >> entirely certification. >> >> D >> _______________________________________________ >> Aus-soaring mailing list >> [email protected] >> http://lists.base64.com.au/listinfo/aus-soaring >> > > > _______________________________________________ > Aus-soaring mailing list > [email protected] > http://lists.base64.com.au/listinfo/aus-soaring > >
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