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1/2'' basic cannon

Posted: Wed Apr 01, 2009 12:09 pm
by roughboy
I threw this gun together out of spare materials. This gun is very simple but powerful. i use dowels as bullet even marbles also works great as a water gun.

BARREL: 1/2''steel
TRIGGER: Ball valve
CHAMBER: 1/2''nipple,2reducers,1''nipple, all steel
OVERALL LENGTH:13''
I epoxied a tire valve into The last reducer.

Posted: Wed Apr 01, 2009 12:33 pm
by psycix
Its simple and short. What pressure are you using this at?
It just screams for 400+ psi you know...

Posted: Wed Apr 01, 2009 12:37 pm
by Carlman
wow ummmm cool? :?

need high pressures mate

Posted: Wed Apr 01, 2009 12:39 pm
by roughboy
300psi :twisted:

Posted: Wed Apr 01, 2009 1:19 pm
by psycix
Even while ball valves are barely accepted, don't forget that the slow opening time has even more effect when the barrel is short.
The combination of ball valve and short barrel just isnt right.

Posted: Wed Apr 01, 2009 3:51 pm
by starman
Still, it could be a fun and inexpensive 30 min. project and a way to introduce new or young ones to the spudding/cannon hobby.