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Posted: Fri Jun 12, 2009 10:14 am
by Contra
The two fittings you have, the one on your propane tank and the one on your actual gun, are those your normal run of the mill air fittings? Or are those some heavy duty ones?

Posted: Fri Jun 12, 2009 1:16 pm
by Moonbogg
Contra wrote:The two fittings you have, the one on your propane tank and the one on your actual gun, are those your normal run of the mill air fittings? Or are those some heavy duty ones?
Those are standard air fittings that have been sealed by using teflon tape and plenty of torque. The air pump inlet on the cannon is a regular air tank shrader valve.

Posted: Fri Jun 12, 2009 2:57 pm
by velocity3x
Absolutely beautiful!! It's Planning / design, selection materials & finish and quality of craftsmanship is obvious to the most casual observer. Excellent!

Posted: Fri Jun 12, 2009 7:16 pm
by Moonbogg
velocity3x wrote:Absolutely beautiful!! It's Planning / design, selection materials & finish and quality of craftsmanship is obvious to the most casual observer. Excellent!
Hey thanks man! It was a fun project to work on for sure. The guys who welded it must have done something right since it hasn't blown up in my face yet :lol:

Posted: Tue Sep 22, 2009 5:18 am
by jaythedogg
A shot cup with a bottle's worth (5-10k) copperhead BBs would (likely at 2x) shred virtually anything in front of it. I would do it from a bunker though, the ricochet of 10k BBs could be quite devastating to everything in your target's reverse radius LOL.

Posted: Tue Sep 22, 2009 2:30 pm
by Moonbogg
jaythedogg wrote:A shot cup with a bottle's worth (5-10k) copperhead BBs would (likely at 2x) shred virtually anything in front of it. I would do it from a bunker though, the ricochet of 10k BBs could be quite devastating to everything in your target's reverse radius LOL.
I did something like that and ricochet they did! They didn't come back very fast though. They didn't even get to the target very fast, I think I needed a better sabot. I used a cardboard tube and paper wadding for them and I think a lot of air blasted around the BBs.

Posted: Mon Nov 16, 2009 3:12 pm
by Woody
Amazing build. I don't like how you rerouted the direction of the gases going from the chamber to the barrel. I guess it makes it more compact, but still I'm all about power. It's better than anything I'll be making anytime soon. Overall great gun.

Re: The Cobra Venom

Posted: Tue Apr 09, 2019 11:41 am
by Moonbogg
Bump for the 10 year anniversary! Fixed the pictures also. Cannon still works perfect.

Re: The Cobra Venom

Posted: Tue Apr 09, 2019 4:12 pm
by jrrdw
Wasn't this one a contest winner?

Re: The Cobra Venom

Posted: Tue Apr 09, 2019 4:15 pm
by Moonbogg
Another cannon that I called the "Cobra Striker" won second place for innovation. That cannon ultimately failed completely. It sucked because I didn't machine anything so I couldn't machine any proper seals for it and I couldn't make a proper piston. Also, I used pure O2 and the seals ended up catching on fire, lol. It was a mess. Hopefully my new design will be better.
Good to see you. Wish me luck on my new 10 year anniversary cannon I'm working on. It has special significance.

Re: The Cobra Venom

Posted: Tue Apr 09, 2019 4:36 pm
by jrrdw
Wish me luck on my new 10 year anniversary cannon I'm working on. It has special significance.
Good luck! Good to see you to, it's been a while... :bigsmurf:

Re: The Cobra Venom

Posted: Wed Apr 10, 2019 7:17 am
by jackssmirkingrevenge
Moonbogg wrote:Bump for the 10 year anniversary! Fixed the pictures also. Cannon still works perfect.
Here's the videos embedded:

[youtube][/youtube]

[youtube][/youtube]