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

1206875 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...

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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

606534 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

859093 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

1022369 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

393305 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

100370 Views

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

Topics

Ball valve VS. Sprinkler Valve?

Last post by Pieguy14
Replies: 9
by Pieguy14 » Sat Jan 31, 2009 11:09 am

First post

What should I use for my next project? Even though Im working on a Ball Valve cannon ( because this is my first EVER made cannon... )
Here are 3...

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Solvent welding is just putting pvc primer and pvc glue on a piece of pvc inside and out, and mashing them together for an airtight seal :)

9 Replies

6980 Views

Last post by Pieguy14
Wed Feb 04, 2009 1:02 am
Any tips on making a breech loading gun?

Last post by roboman
Replies: 15
by maverik94 » Sat Jan 31, 2009 5:53 pm
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Im building my second gun, my first one where i'm using a sprinkler valve, my first one had a ball valve. I was originally going to make it muzzle...

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That's almost the exact same thing as was posted above. It just doesn't allow for a wide range of ammunition.
15 Replies

5229 Views

Last post by roboman
Mon Feb 02, 2009 11:47 pm
Taking A Sprinkler Valve Above It's Rating?

Last post by MrCrowley
Replies: 8
by tape fist » Mon Feb 02, 2009 7:40 pm

First post

Ive only taken my air canon up to 100 psi ever since i got my sprinkler valve.I know that my air chamber can take way more since i use to use about...

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See my reply in those threads. Please search the forum before posting a topic. If you fail to do so the topic will be locked/deleted and you could...

8 Replies

3637 Views

Last post by MrCrowley
Mon Feb 02, 2009 10:06 pm
1000psi+ semi auto marble gun

Last post by MrCrowley
Replies: 20
by maggotman » Sat Jan 31, 2009 8:03 pm
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i have got some electrical conduit thats a perfect id for marbles and a real tight fit in 22mm copper. pipe basically im looking for some sort of...

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everyone on this site is 100% against everything you are doing
If that is true why am i not banned it would make life simpler would it not ?
Two...
20 Replies

4925 Views

Last post by MrCrowley
Mon Feb 02, 2009 10:04 pm
co2 bering gun

Last post by Hotwired
Replies: 19
by maggotman » Fri Jan 02, 2009 8:17 pm
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its got an 8mm internal diameter barrel the chamber is the small space between the ball valve and the sprinkler valve in scred into the ball valve is...

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I said that you gun turns into an evergreen tree at 56bar

This is getting daft.

It fires using unregulated CO2, end of debate, there's no point...
19 Replies

5804 Views

Last post by Hotwired
Mon Feb 02, 2009 9:39 pm
The D-M2

Last post by Gaderelguitarist
Replies: 8
by Gaderelguitarist » Sun Feb 01, 2009 10:04 pm

First post

This is my first cannon to utilize a modified sprinkler valve. This is due in part because of a misunderstanding with my local hardware store which...

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Sorry guys, the video has to wait until its warmer.

Unfortunately, I forgot that it would be unsafe for me to fire the cannon outside due to...

8 Replies

2882 Views

Last post by Gaderelguitarist
Mon Feb 02, 2009 3:32 pm
12g Co2 Guide v2 - PDF and Doc.

Last post by MrCrowley
Replies: 15
by Davidvaini » Fri Jan 23, 2009 11:27 pm
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Hey I made a quick little guide for 12g co2 cartridges and their uses. I also made a cheat sheet for 12g co2 filling for different size pipes. It is...

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I 'spose I could download them then re-upload them, I provided a link to this topic but I 'spose if the link gets corrupt then it'd be a pain for...
15 Replies

9278 Views

Last post by MrCrowley
Mon Feb 02, 2009 3:26 pm
solenoid valve applications

Last post by Ragnarok
Replies: 16
by spudtyrrant » Sat Jan 03, 2009 12:26 am
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is it possible to use the solenoid valve from an old sprinkler valve like a piston valve in a very small air cannon?

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But are you saying that you only run a single line from a blowgun to just drop the pressure in the valve? I was envissioning two lines to apply...
16 Replies

4214 Views

Last post by Ragnarok
Mon Feb 02, 2009 12:08 pm
Disposable lighter valves

Last post by psycix
Replies: 17
by Insomniac » Fri Jan 30, 2009 1:19 am
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I was messing around with a disposable lighter yesterday, and realised that once you remove the straw and any other limiting part of the lighter, the...

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Then do it good and pressurize a reservoir full of water with air pressure from the top; attach hose + nozzle on bottom and there you go.
People have...
17 Replies

4783 Views

Last post by psycix
Mon Feb 02, 2009 10:25 am
how would i build ...

Last post by dudeman508
Replies: 5
by tape fist » Sun Feb 01, 2009 4:31 am

First post

how would i build this type of ammo cartridge?I just want a general idea or a diagram if you feel up to it.

I don't know if i can post other...

Last post

Well i'm thinking that the bolt pulls the shells in to a small rivet in the pvc which pushes them out of the gun. And since chances are i'm wrong, i...

5 Replies

1913 Views

Last post by dudeman508
Sun Feb 01, 2009 11:26 pm
Parts gun

Last post by rp181
Replies: 15
by ckman » Fri Jan 30, 2009 10:49 pm
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this i just a little gun i made in about 10 minutes

valve:1/4 ball valve
chamber: 1 1/2 inch steel i little big I know all I had
barrel: 3 feet of...

Last post

Fair enough, call it rugged beauty :lol:

BTW ckman, whats the first picture of? All i can tell from it is a gatorade bottle on your head
15 Replies

5038 Views

Last post by rp181
Sun Feb 01, 2009 8:49 pm
the pneumatic air cannon with a tri rail!

Last post by trigun
Replies: 19
by snobum101 » Fri Jan 30, 2009 10:55 am
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pneumatic airsfot cannon camo & tri rail

Removed for rule violation.

ALRIGHT GOT IT ILL TAKE COMMENTS OR CRITIQUE!

Edited by jrrdw.

Last post

If i were you i would stay way away from pressure with pvc in less than 32 degree weather. Your only then testing the faith of luck to not blow-up...
19 Replies

4893 Views

Last post by trigun
Sat Jan 31, 2009 10:30 pm
Piston not sucking back

Last post by jmeyer1022
Replies: 8
by jmeyer1022 » Fri Jan 30, 2009 12:16 pm

First post

So I made a new piston and it's not sucking back? Is my pilot to small for this? I can push it back with my finger and air comes out around it but it...

Last post

This is a long shot, but the problem might be that the rubber is pushing between the miniscule area between the washer and the inner barrel walls and...

8 Replies

2007 Views

Last post by jmeyer1022
Sat Jan 31, 2009 5:48 pm
anyone ever made a breech loading pnuematic?

Last post by Ragnarok
Replies: 7
by grock » Sat Jan 31, 2009 2:36 am

First post

im trying to make a pnumatic cannon, but retain the ease of realoading of a breech loader? what kind of valve do i want to be using? or how would i...

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No no no, it has to be spelt berk . Spelling must be correct for slang too.
Either can be used, but yes, berk is the original spelling.
In...

7 Replies

1769 Views

Last post by Ragnarok
Sat Jan 31, 2009 4:03 pm
Senior Project assistance - Automated pneumatic tennis ball

Last post by roboman
Replies: 55
by Team PSU » Sun Nov 09, 2008 8:34 pm
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Hello all, a fellow engineering student and myself are designing an automated tennis ball cannon that is mounted onto a remote control robotic base....

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The problem with that is he needs to be able to autonomously trigger the cannon, without any human interaction.
55 Replies

24692 Views

Last post by roboman
Sat Jan 31, 2009 9:58 am
New to Spudfiles + loading a pneumatic?

Last post by inonickname
Replies: 6
by flex180 » Fri Jan 30, 2009 9:04 pm

First post

just like to say hi to the community and have a question. i have owned a couple of combustion guns before and have always loved pressing a spud over...

Last post

Modding a sprinkler valve:

If you have one with a guide rod, just drill offset/to the side of the rod.

2 piston valve cannon:

Quite advanced,...

6 Replies

1784 Views

Last post by inonickname
Sat Jan 31, 2009 6:40 am
Something new I didn't know about Sprinkler valves?

Last post by Daltonultra
Replies: 4
by Coodude26 » Fri Jan 30, 2009 1:01 am

First post

I've been out of the spudding business for quite a while, but the other day I saw an interview on G4 for MakeTV. They showed a basic pneumatic...

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I know the guy you're talking about, John Cornwell or something, blue cannon, same valve I have, Rainbird PGA-200. The guy's a douche. He acts like...

4 Replies

1756 Views

Last post by Daltonultra
Sat Jan 31, 2009 12:38 am
Blowgun ggdt numbers

Last post by btrettel
Replies: 3
by jon_89 » Fri Jan 30, 2009 7:49 pm

First post

What numbers would you put in ggdt if you were to use a blowgun as the valve? Ie: flow cof, seat diameter, etc.

Last post

Short of using the flow coefficient calculator in GGDT (which requires measured data), you could use the information the manufacturer provided to get...

3 Replies

2008 Views

Last post by btrettel
Fri Jan 30, 2009 10:45 pm
The Full Auto Thread

Last post by iknowmy3tables
Replies: 3
by iknowmy3tables » Fri Jan 30, 2009 8:52 am

First post

I think we should start a thread to list and generalize the different passive designs used in hope of producing full auto. generally what I mean by...

Last post

oh yeah that thread

3 Replies

833 Views

Last post by iknowmy3tables
Fri Jan 30, 2009 3:44 pm
M-79 Build log

Last post by sputnick
Replies: 12
by grumpy » Thu Jan 29, 2009 6:02 pm

First post

well i am finaly going to do another prorject, i've decided to build an m-79 to launch nerf rockets at scenario games.

going with all copper on this...

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i've always likes the M-79... its so much more manly than the M203....

You've got that right, its the kind of gun you run into the jungle, one in...

12 Replies

4690 Views

Last post by sputnick
Fri Jan 30, 2009 10:16 am
piston

Last post by tape fist
Replies: 13
by tape fist » Mon Jan 26, 2009 6:53 pm

First post

Im using a spring to push my piston against the barrel dose it matter how tightly it dose?

Last post

haha lol, this is really confusing now, i ment for the purpose of the gun, do u have to pump into the chamber (the bottom of the T) and if so just...

13 Replies

2952 Views

Last post by tape fist
Thu Jan 29, 2009 8:44 pm
EDIT Butane powered pneumatic

Last post by julien_62
Replies: 44
by sputnick » Sun Jan 25, 2009 10:48 am
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Hey everybody, I was cruising youtube, looking at all the how to's, (by the way, howcome the ones you really want to see are in french...) And I came...

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hello,
if you have some questions on our forum
we created a discussion where every body speaks english
here
you can ask some questions in english...
44 Replies

7862 Views

Last post by julien_62
Thu Jan 29, 2009 3:36 pm
The big one.

Last post by schmanman
Replies: 20
by WOW!! » Thu Nov 13, 2008 7:58 pm
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Here are the specs-

Last post

I feel special that I'm still mentioned now and then! :P
20 Replies

11832 Views

Last post by schmanman
Thu Jan 29, 2009 2:36 pm
parts

Last post by Cosmic Muffin
Replies: 1
by tape fist » Thu Jan 29, 2009 12:30 am

First post

Can some one tell me exactly what parts he used to make his piston valve?

Thank you

Last post

a 1in male tee
and those hex bits are for some sort of hose attachment i think.
a piston, you can make out of dowel, and just some rubber o rings

1 Replies

1874 Views

Last post by Cosmic Muffin
Thu Jan 29, 2009 3:04 am
Co2 reg

Last post by Ragnarok
Replies: 14
by FishBoy » Mon Jan 19, 2009 10:36 am

First post

I've been thinking about purchasing the Kbalt regualtor from lowes ($71.99) and was wondering if anyone knew of any cheaper but still good quality...

Last post

You would think that a pressure-washer handle could easily operate under the 850+ psi, that is in the CO2 tank, but the pressure is really developed...

14 Replies

6440 Views

Last post by Ragnarok
Wed Jan 28, 2009 10:33 pm

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