check valve for exhaust

Boom! The classic potato gun harnesses the combustion of flammable vapor. Show us your combustion spud gun and discuss fuels, ratios, safety, ignition systems, tools, and more.
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Darkside 6ix
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Fri May 23, 2008 3:23 pm

Lol, Most of my friends know this, I really dont think before I say/post things. I honestly didnt mean that it was ghetto. Well, in my head, ghetto means homemade. I wasnt trying to make fun of it or anythihng 8)
"Dude, if all of the people on spudfiles got together with all of their cannons, we could take over china"
THUNDERLORD
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Fri May 23, 2008 5:52 pm

@pvcpsyco, You didn't have to explain all that.
For future reference, I found Ragnarok's list for you:
Ragnarok wrote:My definition of ghetto is that it must have at least 3 of these:

1) Made without measuring anything
2) At least two kinds of tape, PTFE does not count.
3) Minimum amount of money spent
4) Less than 50% rated components
5) Made while bored
6) A tool was used for a purpose other than what it was intended for in the construction
7) At least partly biodegradable.

So, it's both the materials, and the way it's made.
Anyway, a one way valve like the self made one would be useful (probably necessary) for a design like this:
[/url] http://www.spudfiles.com/forums/viewtop ... 183668[url]
At the front end where the mag. and barrel side, but not shown in that animation.
Very useful valve in the photo jimmy101 provided.
But for semi you still need a way to load semi which is do-able as well. 8)[/url]
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jr
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Thu May 29, 2008 10:49 pm

What if you were to install 2 chamber fans? The fans would blow in opposing directions. use a big fan to vent and a smaller on to mix.. and you could drill a sirese of hole in the end cap and cover the inside with a thin layer of rubber to build a check valve.

this may just inspire me to build a combustion gun :shock:
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