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...

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

903705 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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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

439511 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...

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great job everyone
64 Replies

376581 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...

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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

617308 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

328385 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

78319 Views

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

Topics

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Last post by chrissilvermancs
Replies: 17
by chrissilvermancs » Mon Mar 16, 2009 10:54 pm
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17 Replies

4606 Views

Last post by chrissilvermancs
Sat Mar 21, 2009 2:55 am
Blowback Hammer valve : Build log

Last post by jackssmirkingrevenge
Replies: 5
by Leonard » Tue Mar 17, 2009 6:54 pm

First post

Hello Guys!

Im opening this thread as a build log for a blowback hammer valve launcher. The design is pretty straight forward but as much as i know...

Last post

And as this requires tweaking, tweaking and more tweaking, a threaded fitting to make things serviceable may come in handy.

Even I have understoon...

5 Replies

2028 Views

Last post by jackssmirkingrevenge
Fri Mar 20, 2009 12:05 pm
barrel into copper coax

Last post by daniel323
Replies: 6
by daniel323 » Thu Mar 19, 2009 10:20 pm

First post

Hey guys

I'm building a copper coax. The chamber is 1 by 2' and the barrel 1/2 by 3'
anyways does anyone know the best way to make the barrel go...

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oaky, thanks for the help

6 Replies

1775 Views

Last post by daniel323
Thu Mar 19, 2009 10:41 pm
Is it necessary to epoxy the solenoid hole?

Last post by Team PSU
Replies: 11
by Team PSU » Wed Mar 18, 2009 6:53 pm

First post

Is it necessary to epoxy the solenoid hole after you've done the air gun mod to a sprinkler valve? I just completed this today and simply screwed the...

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Alright, I got it figured out... apparently I didnt have the solenoid screwed in tight enough AND we had a hose barb connected to about a 3ft hose...

11 Replies

3468 Views

Last post by Team PSU
Thu Mar 19, 2009 4:43 pm
piston valve without pilot-waste..

Last post by Brian the brain
Replies: 13
by Brian the brain » Tue Mar 17, 2009 3:36 pm

First post

Well
In my quest for the ultimate repeating piston, used for higher pressures, I came up with this.( I have acces to a metal lathe)

The basic idea...

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Thanks.
You can be sure I'll keep the pilot to a minimum.It's just a sketch, so it's not to scale.THe spring should be just big enough to hug the...

13 Replies

4175 Views

Last post by Brian the brain
Thu Mar 19, 2009 1:17 pm
fridge compressor setup

Last post by psycix
Replies: 2
by FishBoy » Wed Mar 18, 2009 9:17 pm

First post

Ok, I have already figured out all the electronics for my fridge compressor, and I have figured out which ends are which (input/output); now I am not...

Last post

1- You will not be able to disconnect a QD that has like 300 psi inside. Bleed valve is necessary.
2- I use a normal one on my fridgy, which goes up...

2 Replies

1555 Views

Last post by psycix
Thu Mar 19, 2009 12:28 pm
break over paintball nerf

Last post by King_TaTer
Replies: 1
by ssgnort » Wed Mar 18, 2009 9:21 pm

First post

Here is a breakover paintball nerf launcher. With shell casings for going from nerf to paintball grapeshot. I have a stabilizer coming in so i can...

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Looks good. How well do your barrels seal against that bushing?

Some more info would be good and damage pics/video is good as well.

1 Replies

1053 Views

Last post by King_TaTer
Wed Mar 18, 2009 10:08 pm
best size bolt to use?

Last post by Gippeto
Replies: 3
by SilentCyan » Wed Mar 18, 2009 6:07 am

First post

I almost have my next cannon finished I just need to bolt the bushing that holds my pilot valve into the back of the tee. I was wondering what size...

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I used six 1/4 x 20 tpi x 3/4 machine screws. Drilled and tapped the holes.

For reference, a 1/4 x 20 tpi machine screw will take at least 200pounds...

3 Replies

1311 Views

Last post by Gippeto
Wed Mar 18, 2009 6:30 pm
PCBD punctured controlled burst disk

Last post by iemand
Replies: 9
by covey12 » Wed Mar 18, 2009 10:15 am

First post

hey guys this is my first burst disk, not sure if it will work because i have no pvc glue to put it together, watch the video it explains it,...

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I'm working onto something similair, except my design will hold the barrel by itself, which reduces the risk of barrel-being-the-ammo :roll:

You...

9 Replies

3095 Views

Last post by iemand
Wed Mar 18, 2009 4:34 pm
Piston valve not actuating....

Last post by Metroid fan
Replies: 29
by Metroid fan » Tue Mar 17, 2009 4:51 pm
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I'm new here but I just am finishing my first gun with a piston valve. I made the valve from a lotion bottle filled with hot glue and with bike tire...

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Okay so I have gotten the piston working. The problem was the frontal surface area :D I just put a smaller face for the neoprene to seal on and now...
29 Replies

6132 Views

Last post by Metroid fan
Wed Mar 18, 2009 2:39 pm
Blowback Hammer Valve/Bolt

Last post by SEAKING9006
Replies: 2
by SEAKING9006 » Wed Mar 18, 2009 1:03 pm

First post

I got to watching Deconstructed on the Science channel yesterday. Imagine my surprise when they rip up none other than a Tippman A-5. Once they...

Last post

Thanks, JSR. I wouldn't have gone out and found one on my own. (Though I'm getting bored enough to...)

2 Replies

818 Views

Last post by SEAKING9006
Wed Mar 18, 2009 1:49 pm
Help Finding Large Diameter Sprinkler Valves

Last post by rp181
Replies: 13
by colty-bear » Thu Mar 12, 2009 11:04 pm

First post

OMG! i've been on google.com looking for the biggest sprinkler valve i can find i need like 4 valves, 1-near 4 inch, 2-3/4 inch, 3-2 inch, and four...

Last post

Ive got a 1.5 modded if you are interested. Just throwing that out there =)

13 Replies

4207 Views

Last post by rp181
Tue Mar 17, 2009 6:46 pm
Drops dual valved,BreachLdr\SemiAuto GB Gun AKA Double Bogey

Last post by Drop that Sound
Replies: 6
by Drop that Sound » Tue Mar 17, 2009 4:55 am

First post

Hey, S'goin on all it's Drop here again, posting for a change :) , anyways I thought I'd go ahead and bust out the Ole Double Bogey.Its a sniper...

Last post

Thanks for checkin' it out guys, its my first golf ball gun and is totally unfinished and does need some tweaking and improvements done to it. Yes...

6 Replies

2951 Views

Last post by Drop that Sound
Tue Mar 17, 2009 4:30 pm
Paintball Sniper..Coming Soon...

Last post by jeepkahn
Replies: 24
by jeepkahn » Wed Mar 11, 2009 11:42 am
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Just ordered 40 ft of Sch120 3/4 PVC.... Gonna build the kids a coupla paintball rifles, and may be interested in selling some of the leftover...

Last post

Slight design change for the boys' guns, for simplicity sake, there going to be 3/4 qev valved, using the chamber as the stock, and they won't see...
24 Replies

5953 Views

Last post by jeepkahn
Tue Mar 17, 2009 2:48 pm
Fully auto gun

Last post by psycix
Replies: 23
by Demon » Sat Mar 14, 2009 5:48 pm
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This is my fully automatic paintball gun! 3 hours after had posted my full auto valve, i've made it!

I will post more pics when it will be dry.

I...

Last post

Whole post
Agree.
Its the reason why I havent posted my QEV gun yet, which is already like a year old. I just that I want to make some nice damage...
23 Replies

5283 Views

Last post by psycix
Tue Mar 17, 2009 10:38 am
Blow-back hammer valve : The rear bolt design.

Last post by jackssmirkingrevenge
Replies: 14
by Leonard » Sat Mar 14, 2009 4:03 pm

First post

Hello guys!

I am in the process of building a blow-back hammer valve pneumatic launcher (copy of spyder's valve and bolt setup : stacked tube type)....

Last post

I just like cutting things down ;) bit o'the Brian Hacksaw syndrome

14 Replies

5035 Views

Last post by jackssmirkingrevenge
Tue Mar 17, 2009 5:19 am
idea for 3/4" QEv Sawed-off

Last post by starman
Replies: 11
by Brian the brain » Sun Mar 15, 2009 3:23 pm

First post

That would be Sawed-off Mark III for me, or the Ultimate Sawed-off perhaps..

A quick sketch up

Last post

Ok, there is obviously something I am not getting about the whole reloading mech. Could you explain it to me please?

I have to agree. The barrel is...

11 Replies

1685 Views

Last post by starman
Mon Mar 16, 2009 7:41 pm
XRV explosive release valve

Last post by Mitchza89
Replies: 12
by covey12 » Sat Mar 14, 2009 8:17 pm

First post

once again, not mine, but a really good idea found completely randomly on youtube

Last post

Yeah that was what I first thought. Either way I still reckon I'll give it a go. I've made just about everything there is when it comes to pneumatics...

12 Replies

5056 Views

Last post by Mitchza89
Mon Mar 16, 2009 6:42 pm
MyModGun....The "Hipster"

Last post by jeepkahn
Replies: 12
by jeepkahn » Sat Feb 28, 2009 7:50 pm

First post

At least the chamber anyway... I've got 6 barrels that fit on this...

I call it the hipster cause I shoot from the hip with this, normally lobbing...

Last post

If you put a check valve inbetween the schrader and tee then you wouldn't have the problem of the valve piloting when you take the pump off....

12 Replies

6365 Views

Last post by jeepkahn
Mon Mar 16, 2009 4:48 pm
Loosen a 2" ball valve

Last post by psycix
Replies: 7
by Lokoyo » Sat Mar 14, 2009 10:54 pm

First post

I bought a 2 PVC ball valve for a pneumatic cannon and I have a big issue.

It is extremely tight, even with one person holding and another person...

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Another thing people used to loosen the fit, is by taking the handle off, putting the valve's stem into a drill bit of a electric drill and spin it...

7 Replies

1820 Views

Last post by psycix
Mon Mar 16, 2009 2:13 pm
Just a mock-up build, should I put it together for good?

Last post by psycix
Replies: 10
by Mitchza89 » Sat Mar 14, 2009 9:31 pm

First post

Hey spudders, I just found all these spare parts and wanted to make a stupidly powerful piston gun with what I had around and using low pressure...

Last post

Drop the sprinkler for a QEV and do it on 16 bar. :)

10 Replies

2502 Views

Last post by psycix
Mon Mar 16, 2009 2:10 pm
Slasher Valve teaser...

Last post by noname
Replies: 7
by SpudsMcGee » Mon Mar 09, 2009 6:24 pm

First post

I've been working on this valve for about 3 days on paper and I finally got my mom to take me to Lowes today, to get my parts for the valve itself. I...

Last post

I think I'd put my money on an amoeba rather than West Virginia but the valve is well done anyway.

7 Replies

2816 Views

Last post by noname
Mon Mar 16, 2009 12:29 am
My first pnuematic launcher/Artillery piece.

Last post by geetarfrik
Replies: 19
by B to the RAD » Tue Apr 22, 2008 10:54 pm
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I am really big into airsoft with Battlesim (battlesim.com) and I would like to add a little more realism to some of our games, Using some actual...

Last post

Why do you need it to shoot 1/4 mile?

yeah there is no way you will be able to hit withen 20-50ft of the person at that distance. We use combustion...
19 Replies

5280 Views

Last post by geetarfrik
Sun Mar 15, 2009 6:52 pm
burst disk cartridge idea

Last post by THUNDERLORD
Replies: 139
by jackssmirkingrevenge » Wed Sep 19, 2007 4:31 am
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Anyone with machine-shop access care to make me one?

where's the puppy-dog eyes smiley when you need it :roll:

After the testing of my 6mm burst...

Last post

I was replying to your new post and figured this fit better here:
Now, lately, I plan to use my tire filler for a 5/8 inch brass double barrel pistol...
139 Replies

39004 Views

Last post by THUNDERLORD
Sun Mar 15, 2009 2:40 pm
Spices Bottle Piston

Last post by john bunsenburner
Replies: 7
by SpudsMcGee » Sat Mar 14, 2009 11:26 am

First post

When I was wondering around my house completely bored I found a spices bottle that fit s perfectly in my 1 1/4 inch tee, for my piston gun. What I...

Last post

Sorry about my spelling before I just quickly typed something before going fishing...And seriously, dont bother just make a normal piston and be...

7 Replies

2237 Views

Last post by john bunsenburner
Sun Mar 15, 2009 2:09 pm

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