Pneumatic Cannons

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SpudFiles Potato Gun Commercial

Last post by quinn whitsitt
Posted in Combustion Cannons
Replies: 15
by PCGUY » Tue Oct 29, 2013 10:54 pm » in Combustion Cannons
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I've been wanting to get in some spud shooting action this fall before the weather got cold. I know it's been a while since I filmed anything for...

Last post

thank you for creating this website is there anything i can do to help
15 Replies

1197582 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Directional Control Valves (3way valves and stuff like that)

Last post by jpalf1
Replies: 86
by POLAND_SPUD » Sun Mar 07, 2010 1:12 am
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First post

Directional Control Valves, commonly refereed to as 3,4,5 etc. valves or spool/poppet valves etc., can be very useful for spuders.
They can be used...

Last post

very,useful info for a beginner such as myself.The links are great as well.Thankyou.(you won't believe this but as i was reading,my fridge comp...
86 Replies

602539 Views

Last post by jpalf1
Sat Apr 13, 2013 10:53 am
Sprinkler Valve Troubleshooting Guide

Last post by quinn whitsitt
Replies: 64
by noname » Sat Jun 16, 2007 12:15 am
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Sprinkler Valve Troubleshooting

This is a guide to sprinkler valve problems. Before creating a new topic to ask questions on why your valve isn't...

Last post

great job everyone
64 Replies

856239 Views

Last post by quinn whitsitt
Thu Feb 22, 2024 2:18 pm
Piston Valves Explained Visually

Last post by pavina
Replies: 178
by clide » Mon May 14, 2007 11:21 pm
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I had this posted on Spudtech, but I am reposting it here to hopefully help some people out and allow for discussions/updates.

Well I made this...

Last post

Thanks for sharing this! It might also be useful to mention how friction and maintenance can affect performance over time. Looking forward to more...
178 Replies

1018233 Views

Last post by pavina
Fri Sep 27, 2024 4:05 am
"How Much CO2 do I need?"

Last post by choke
Replies: 32
by BC Pneumatics » Sun Apr 01, 2007 9:52 pm
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For all those people out there looking for a rough idea of how much CO2 they will need for a chamber of any given size-
Just multiply the volume of...

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Great piece of software :) I've been kicking numbers round my head for a while now, and wondered if someone here could confirm. I'm filling a 1.5 dia...
32 Replies

391846 Views

Last post by choke
Thu Jul 04, 2013 2:38 pm
Valve Cutaways

Last post by jhalek90
Replies: 8
by PCGUY » Sat Feb 26, 2005 9:10 pm

First post

VALVE CUTAWAY

Provided By - Longshot

These are some pictures of some of the most popular valves used on spud cannons. Only difference is, these...

Last post

Can someone fix the picture links??

8 Replies

99683 Views

Last post by jhalek90
Wed Oct 07, 2009 2:13 pm

Topics

Spare Parts Special

Last post by drac
Replies: 7
by alkalineall » Thu Sep 28, 2006 9:07 pm

First post

This was mostly constructed of spare parts left over from building my other two pneumatics. Its nothing amazing, but I like it nonetheless. Plenty of...

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Unless you want to obliterate your ammo (and your target, :P), it's optional to go above 50 PSI. ;)

I like it, and the DWV is fine as long as you...

7 Replies

5180 Views

Last post by drac
Fri Sep 29, 2006 12:51 pm
Spring loaded ball valve design

Last post by Brian the brain
Replies: 8
by )DEMON( » Thu Sep 28, 2006 6:59 am

First post

I have a 1/2 inch ball valve that I have fixed to an aluminium plate.
I want to make it spring loaded with tension springs but do not know how to go...

Last post

so the trigger can't slide off the hammer part.

8 Replies

5927 Views

Last post by Brian the brain
Fri Sep 29, 2006 11:53 am
Sprinkler Valve Watch

Last post by zerodivide

by zerodivide » Thu Sep 28, 2006 7:59 pm

Some personal expereince with solenoid valves ...

Orbit Watermaster 1

Model 57461 (Jar-Top) = this valve is poor for air cannons because the valve...

0 Replies

2463 Views

Last post by zerodivide
Thu Sep 28, 2006 7:59 pm
Shotgun and video.

Last post by )DEMON(
Replies: 40
by )DEMON( » Sun Sep 10, 2006 6:48 am
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I have taken my shotgun and slammed a bigger chamber on it, now it has a LOT of power. I am having loads of fun with it.

I have a video of it...

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I made some more videos. Just shooting throwing spikes again. Yes, the camera is taped to the cannon.

In this one I shot four throwing spikes at a...
40 Replies

12003 Views

Last post by )DEMON(
Thu Sep 28, 2006 10:21 am
Safety Advice

Last post by mark.f
Replies: 5
by jdparsons1 » Tue Sep 26, 2006 12:06 pm

First post

I just built my first pneumatic cannon and want to be as safe as possible with it because im doing this just to have good ol' backyard fun with the...

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The reason reducing couplings , (the DWV kind), aren't pressure rated is that they have a long, unsupported angle where the 3 socket reduces to the 2...

5 Replies

2268 Views

Last post by mark.f
Thu Sep 28, 2006 5:34 am
pneumatic electric potatoe cannon help

Last post by BC Pneumatics
Replies: 5
by xdeah » Wed Sep 27, 2006 8:32 pm

First post

hi i made a potatoe cannon with an electric valve and it has a leek around where the barrel meets the valve i followed instructions exactly can...

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Way to stay on topic guys.

Is the valve on the right way? (Look for arrows molded into the body, they should point toward the barrel)

5 Replies

2183 Views

Last post by BC Pneumatics
Wed Sep 27, 2006 11:01 pm
3 inch piston

Last post by MrCrowley
Replies: 24
by richardbridges » Wed Aug 23, 2006 5:48 pm
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24 Replies

19492 Views

Last post by MrCrowley
Wed Sep 27, 2006 6:41 pm
HELP : Piston valve help needed

Last post by POS
Replies: 10
by POS » Wed Sep 27, 2006 12:43 pm

First post

Yo guys,

I 'm building my first spud gun, a pneumatic over-under, 16 mm marble barrel and 1 galva chanmer of 50 cm.

Now when I pressurise the gun,...

Last post

That's how we learn, by making mistakes, and correcting them ;)

Best school is practice and practice again

10 Replies

3081 Views

Last post by POS
Wed Sep 27, 2006 5:17 pm
making my first cannon! -help?-

Last post by boilingleadbath
Replies: 7
by zeigs spud » Wed Sep 13, 2006 3:17 pm

First post

yea i am makin my first cannon obviously. it seems everyone usses 225-250 PSI and i am guessing i should do the same.
here are my questions for my...

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It says not for oxygen use because high-pressure oxygen has a tendancy to make grease explode - and they didn't clean out all the grease.

7 Replies

3928 Views

Last post by boilingleadbath
Wed Sep 27, 2006 3:40 pm
"Offset Over and Under"

Last post by SpudStuff
Replies: 26
by carlbelcher » Wed Jun 14, 2006 1:03 pm
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Here is my Offset Over and Under pneumatically modified 1 sprinkler valve 2 barrel and offset 2 air chamber. Schrader valve for filling and gauge on...

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1. This is a dead topic please do not post in it.
2. There is an advantage to having an angle valve because there are less turns.
3. The valve is...
26 Replies

7736 Views

Last post by SpudStuff
Tue Sep 26, 2006 6:25 pm
speed of sound

Last post by zeigs spud
Replies: 19
by Mini Khan » Sat Apr 15, 2006 2:52 pm
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how hard is it to reach the speed of sound, wouln't it be posible with a 15 foot 1.5 barral with a 4 by 8 foot chamber with a piston valve, and...

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What i would like to have is very quite and very fast, i want mine so quite you can bearly hear it sitting rite beside it! Flat shooting for at least...
19 Replies

7050 Views

Last post by zeigs spud
Tue Sep 26, 2006 4:30 pm
pneumatic cannon idea/help

Last post by zeigs spud
Replies: 8
by spray&pray » Sun Sep 24, 2006 12:09 am

First post

well i sketched out this idea during americian history friday..im sure its been tried...well ive never made a pneumanic cannon...i need some qs...

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ok...so what kind of pipe would i buy...like ABS plastic pipe or would PVC do for the pressure and would epoxy work for sealing the bike valve..or...

8 Replies

2807 Views

Last post by zeigs spud
Tue Sep 26, 2006 4:24 pm
Room for Improvement?

Last post by zeigs spud
Replies: 7
by Bradford » Mon Sep 18, 2006 10:08 am

First post

What do you think could be done for improvement.

3 tank, approx. 5' long
2 barrel, approx. 5.5' long
2 inch diaphram valve
over under design, tank...

Last post

it sounded like it was leaking everytime the camera got up close to the psi meter. was it or am i just hearing things? Nice gun tho i'm jelous! :P

7 Replies

2741 Views

Last post by zeigs spud
Tue Sep 26, 2006 4:10 pm
need help with a piston valve setup

Last post by Yonderknight
Replies: 5
by badkitty » Mon Sep 25, 2006 3:26 am

First post

Ok , so i've seen alot of posts of people showing their designs for a piston...very awesome. i know how they work, but cant seem to find anything on...

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Check the pneumatic showcase section, there are lots of coaxial examples. Here's a video that shows how to make a piston valve for an over-under...

5 Replies

2719 Views

Last post by Yonderknight
Tue Sep 26, 2006 12:35 am
HEAVY ARTILLERY!

Last post by killagorrila99
Replies: 11
by killagorrila99 » Fri Sep 22, 2006 4:22 am

First post

I built this gun as a last attempt to outdo Brian. I dont think I have, And and waiting untill my AK47 replica is done. I call its heavy artillery...

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I gave up, the valve broke :( :( :( :( :(

11 Replies

6065 Views

Last post by killagorrila99
Mon Sep 25, 2006 5:42 am
A Little Theory, A Little Help (Orbit Watermaster Sprinkler)

Last post by SpudStuff
Replies: 3
by Infernal2 » Sun Sep 24, 2006 9:53 pm

First post

Ok, I'll post the entirety of the cannon once its complete. Its my first coax, third cannon. Its a fixed diaphragm 4 with a sleeved 2 barrel for GB....

Last post

exactly .

3 Replies

1879 Views

Last post by SpudStuff
Sun Sep 24, 2006 10:41 pm
New To the Spud Cannon Game

Last post by MrCrowley
Replies: 3
by MMPTCarpenter » Sun Sep 24, 2006 2:24 am

First post

Ok well I guess I found this site by accident. I was searching for Nerf Paintball Launchers and I came upon this site started snooping around and...

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yeah why dont you just make an over-under like the nade gun he posted and make a stock thats either part of the chmaber or not part of it using a tee...

3 Replies

1696 Views

Last post by MrCrowley
Sun Sep 24, 2006 9:23 pm
Orbit Watermaster Jartop 574461 vs Rainbird CP-100

Last post by Torch
Replies: 1
by zerodivide » Sun Sep 24, 2006 1:45 pm

First post

I've had 2 out of 4 defective 57101 (the 1 with a lever) and the shops I buy from are all out of those. But they had plenty of Jartop 1 (574461) and...

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I have Lawn Genie valves on my guns and they work okay. Easy to mod, but they have a guide rod and all you have to do with that is bend one end of it...

1 Replies

1884 Views

Last post by Torch
Sun Sep 24, 2006 2:19 pm
sprinkler valve alternative?

Last post by Infernal Maveric
Replies: 3
by nabsnoabs » Sun Sep 24, 2006 11:57 am

First post

could this possibly be used as an alternative to a sprinker valve?

Long Link Fixed

Last post

It might be more eficient (sp?) then a sprinkler, but I'm not entierly sure. And if it is, I'd still much rather use a piston, or a sprinkler valve....

3 Replies

2280 Views

Last post by Infernal Maveric
Sun Sep 24, 2006 1:52 pm
The Alpha Unit

Last post by PVC Arsenal 17
Replies: 13
by black tide » Thu Nov 18, 2004 1:08 pm

First post

THE ALPHA UNIT

Here's my Alpha Unit. I'ts the first cannon I've made and incorporates my own super high flow valve. It shot a tennis ball with...

Last post

yeah but i'm sure it leaks like mad

13 Replies

11729 Views

Last post by PVC Arsenal 17
Sat Sep 23, 2006 2:57 pm
Howitzer I

Last post by killagorrila99
Replies: 8
by thrasmussen » Thu Sep 14, 2006 8:00 am

First post

Here is another cannon I did years ago it has been a test platform for many new kinds of ammo. Sorry I don't have any updated pix of the shells it...

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DAMB! Try a piston valve in a tee.

Go to the vid tutorials and its under barrel sealing valve.

8 Replies

5958 Views

Last post by killagorrila99
Sat Sep 23, 2006 12:45 am
Help finding a leak.

Last post by POS
Replies: 10
by pyrojoe » Sat Sep 16, 2006 11:40 am

First post

I have just finished building my first coaxial pnuematic spudgun. The only problem is that there is a leak in it somewhere and I am not quite sure...

Last post

What if you're out of water.

If the sky drop's the bird die.

Of course you use the smoke methode inside. :roll:

:wink:

10 Replies

3718 Views

Last post by POS
Fri Sep 22, 2006 9:50 am
Cam lock fittings

Last post by Velocity
Replies: 9
by alkalineall » Wed Sep 20, 2006 7:10 pm

First post

Can anyone tell me where to find those nifty cam lock fittings like the ones on the Americannon? He said in that post that they are made by Banjo....

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If you are making a 3 porting valve in a 4 tee, then you can just use a 3/4 QEV from mcmaster; they work great!

9 Replies

3100 Views

Last post by Velocity
Thu Sep 21, 2006 10:35 pm
double barrell shotgun idea

Last post by sv490665
Replies: 5
by scottf » Tue Sep 19, 2006 9:35 pm

First post

This is my double barrel shotgun idea. I have never made a bb gun so deal with any flaws. I have not made this gun but I plan on doing so. It...

Last post

I think it might be better if you mount the bike pump differently, from what i can see in teh pics it looks like it's gonna be in the way of stuff,...

5 Replies

2951 Views

Last post by sv490665
Thu Sep 21, 2006 4:09 pm
Need some help from everyone.

Last post by frankrede
Replies: 6
by WOW!! » Tue Sep 19, 2006 4:58 pm

First post

As most of ya know homecoming is comeing up and I got signed the job of makein some cannons to shoot candy, but my big mouth said that I ll get hours...

Last post

09 top of the line:D

6 Replies

2042 Views

Last post by frankrede
Tue Sep 19, 2006 7:11 pm

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