Girandolas or Hoop stabilized Tourbillion

[Bangkokpyro]

Sadly this device could not be used in most countries. Burn time is about a minute and it rises well above cloud level. I tried to attach a picture but the upload failed . Maybe this video link to Youtube will work


http://www.youtube.com/watch?v=dUkSLWNb_Ow&feature=youtu.be

[indianahx]

There are a few videos of these things that appear to be several yards long and take a handful of people to set up and get spinning.....impressive

[Bangkokpyro]

This is the smallest one I have seen. The big ones are around 40 foot diameter and not something you want to be close to when launched; they use steel tubes in the construction (flying pipe bombs)
This small one was made using a fibreglass tube.

[Vavoom]

Here's a video that shows some slightly bigger ones:

http://www.youtube.com/watch?v=pbsBtS-BfhQ

And another:

http://www.youtube.com/watch?v=ci3zcnNV2lU

[copper acetoarsenite]

Holy Crap...as a former pilot I can appreciate that takeoff...Thailand has some really great pyro...I love their giant rockets too

Foo fighter two-niner papa to the ramp on point-niner!!!




Foo Fighters=UFOs and the band of course