>>There's a heap of stuff online if you look. Search for "BGA confor dynafoam back injury".
I have looked extensively. I am aware of no study that investigates, let alone concludes, whether having 'energy absorbing" cushions will result in improved outcomes in a glider crash. In fact one of the major ones comparing dynafoam and confor explicitly warns not to over estimate the significance of their study. On Sun, Dec 17, 2017 at 9:08 PM, Matthew Scutter <[email protected]> wrote: > Not all 'memory foams' are alike, in fact I am extremely dubious my memory > foam mattress is any different to a regular foam mattress in any regard > other than marketing. > I think it's pretty unlikely the Aldi mattress has the viscoelastic > properties desirable for increasing crashworthiness. > > https://www.cumulus-soaring.com/misc/e-a-r/CONFOR-Foam- > Technical-Paper-Comparison-Of-The-Characteristics-Of-Energy- > Absorbing-Foams-For-Use-In-Safety-Cushions-In-Glider-Cockpit.pdf > > CONFOR was measured to provide the best performance of a number of crash > foams so that's what I have. I think cutting costs by going with totally > unknown foams is probably not fulfilling the intent of the MOSP directive > even if it fulfills the lettering. It's a sore point for me though as I > once hurt my back in a hard outlanding accident. > > The BGA has a nice overview which read a bit handwavey but has some very > good citations backing it up at the bottom. > https://members.gliding.co.uk/wp-content/uploads/sites/3/ > 2015/04/Safety-Foam-ed2.pdf > > On Sat, Dec 16, 2017 at 9:36 AM, Greg Wilson <[email protected]> > wrote: > >> Aldi have queen bed size piece of memory foam 50 mm thick on special for >> $150 today. >> >> No idea if it’s dense enough for glider seats but could be a real bargain. >> >> Merry Xmas! >> >> >> Greg Wilson >> >> >> >> >> >> >> >> _______________________________________________ >> 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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