On 11/27/13 7:48 PM, BillEaver@xxxxxxx wrote: > > I have tried it and it was a flop because the inner tube that was used was > not stretchy at all points (thicker rubber) and the measurements taken were > the average of both the small and the large sides. Plus the soldered brass > pie shape wedges that took the shape would not flex. I learned from it > though. The whole thing was lopsided and even with the air pressure to make > it fill up more on the other side would break the solder bonds regardless. > Get those aluminum trash bins sold for airports. Look at them online, buy > two tops and fit them together, project done. > That's a clever idea, but those cans are pretty expensive: http://www.globalindustrial.com/g/janitorial-maintenance/garbage-recycling/containers-steel/open-top-steel-containers-aluminum-lids $300+ or http://www.globalindustrial.com/g/janitorial-maintenance/garbage-recycling/containers-steel/simplehuman-stainless-steel-open-top-cans the bullet open top, perhaps, $120 I think just getting a spun toroid might be cheaper. _______________________________________________ Tesla mailing list Tesla@xxxxxxxxxx http://www.pupman.com/mailman/listinfo/tesla