.54 pistol

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.
jean
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Germany
Posts: 125
Joined: Thu Dec 13, 2007 12:23 pm

Thu Dec 27, 2012 5:04 pm

hi

my pistol
chamber 55ml
barrel 13.6mm/17,5cm
Attachments
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auxiliary
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Thu Dec 27, 2012 5:10 pm

Wow. That's a clever reloading/ignition mechanism there!

Do you have butane or something hidden in the grip for direct injection?
jean
Specialist
Specialist
Germany
Posts: 125
Joined: Thu Dec 13, 2007 12:23 pm

Thu Dec 27, 2012 5:27 pm

no but it is in the making
at the moment i use butane and a syringe

any ideas to add a spool valve sort of fueling?
jean
Specialist
Specialist
Germany
Posts: 125
Joined: Thu Dec 13, 2007 12:23 pm

Sat Jan 05, 2013 8:52 am

doing some v0-v8 test today using audacity

with 1,7g full bore wax slug 70m/s (17cm barrel)
with 0,2g 6mm bb 85m/s (17cm barrel)
with 0,2g 6mm bb 130m/s (40cm barrel)

anyone here with an idea to meter 2ml butane?
maybe integratet in the grip.

jean
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