Gort's Proton Pack (Combustion Backpack Launcher) + Videos!

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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Hailfire753
Specialist 3
Specialist 3
Posts: 348
Joined: Thu Jun 28, 2007 11:50 pm
Location: Near Philadelphia, PA

Sun Jul 01, 2007 1:28 pm

:shock: Geez, now thats a cannon!!! I don't know how you did it, but that is sweet!! The flexable tube musta been expensive! I... cant see any improvements to comment on, the thing looks beastly! Puts my gun to shame. :lol:
UPDATED MARCH '08
field-legal paintball semi
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HaiThar
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Posts: 225
Joined: Fri Sep 14, 2007 12:12 am

Donating Members

Tue Oct 16, 2007 5:41 pm

I know it's kicking up an old topic but I had a question on the fuel injection process? There's no precise way to control it?

Awesome gun, by the way...
Kthx, BAI
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thespeedycicada
Specialist 4
Specialist 4
Posts: 429
Joined: Sun Aug 12, 2007 1:28 am

Tue Oct 16, 2007 5:47 pm

Yay! some finally kicked up a thread with a marginally good reason! and its metered propane so its exact and precise.
current projects: co-axial piston valve.Status DONE!
S.P.E.C.S update mk 1 construction begining in febuary all the maths for it are done plans are drawn up and parts are listed.
NEXT project:auto piston valve.
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bob-a-lu
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Posts: 138
Joined: Fri Jul 06, 2007 12:24 pm
Location: alabama

Tue Oct 16, 2007 6:27 pm

you should put that auto golf ball barrel on one of your mauler valves. that would be bad @$$!
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SpudUke5
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Posts: 1099
Joined: Tue Sep 04, 2007 10:16 pm

Tue Oct 16, 2007 6:47 pm

I really have only no constructive criticism at all. Amazing :shock: Only if it wouldnt overheat, but its the best i have seen, originality, easy to use, interchangable barrels too. Its just awesome :D
xequa
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Joined: Fri Nov 16, 2007 10:12 am

Sat Nov 17, 2007 12:00 pm

This is amazing! I have a lot to aspire to :)
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