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

897633 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

436462 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

370894 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

614310 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

327003 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

77850 Views

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

Topics

Das Uber Tuber 02 (New vid)

Last post by cornflake_81
Replies: 12
by cornflake_81 » Fri Apr 04, 2008 12:40 am

First post

Hey guys, been a while since I posted. Its not that I haven't been building any cannons, just they were all a) unimpressive, b) didn't function...

Last post

Hey guys, added a new video to the first post.

12 Replies

5059 Views

Last post by cornflake_81
Fri Apr 11, 2008 3:12 pm
Fridge compressor pump.

Last post by POLAND_SPUD
Replies: 38
by Mitchza89 » Wed Apr 09, 2008 8:30 am
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Hey guys. I'm looking to get myself a fridge compressor. On Ebay, they're are a stack for 20-30 bucks! They say that they just need regassing but im...

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no you haven't wasted my time I just meant that the best way to find out whether it would work or not is to test it... since we didn't get a picture...
38 Replies

8920 Views

Last post by POLAND_SPUD
Fri Apr 11, 2008 1:27 pm
Modded Sprinkler Problem.

Last post by P.v.c.F.t.w.
Replies: 15
by P.v.c.F.t.w. » Thu Apr 10, 2008 5:39 pm
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I recently bought my first sprinkler valve for modification. After following all the instructions in the BC Pneumatics Video, my valve continues to...

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Hydra- still not sure I understand what you mean about anything to epoxy in the barrel.

Dongfang- Thanks for the ideas, I''ll try #2.
15 Replies

3460 Views

Last post by P.v.c.F.t.w.
Fri Apr 11, 2008 12:36 pm
Questions on what type of cannon i should build

Last post by propanepower
Replies: 15
by propanepower » Tue Apr 08, 2008 1:33 am
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So I am definitely not new to spudfiles but I haven't posted in a long time due to the fact that I don't think my previous cannon was very...

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it will be double action
15 Replies

5244 Views

Last post by propanepower
Fri Apr 11, 2008 12:31 pm
Piston concept question...

Last post by DYI
Replies: 14
by THUNDERLORD » Thu Apr 10, 2008 10:46 pm

First post

I was day dreaming about piston designs and how to make a good one and wondered,

The front of the piston is made out of rubber to seal against the...

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Well yes, but larda's piston and sealing face are probably milled to such high tolerances that a conventional sealing face is unneccesary....

14 Replies

3572 Views

Last post by DYI
Fri Apr 11, 2008 10:24 am
full auto bolt-valve combo design

Last post by judgment_arms
Replies: 26
by iknowmy3tables » Sat Apr 05, 2008 5:05 pm
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I'll have to think of a good acronym for this, I went back to auto pistons, and piston valve bolt combo designs, and I thought of this as a fully...

Last post

...I'm not sure which to try building
I know the feelin’…

go with the simplest design, “all that is complex is not useful, all that is useful is...
26 Replies

8765 Views

Last post by judgment_arms
Thu Apr 10, 2008 10:24 pm
Varios Valves

Last post by iPaintball
Replies: 4
by plang24 » Thu Apr 10, 2008 2:52 pm

First post

While randomly searching Ebay i found these valves. Might be useful to some of you guys.

DELTROL QUICK EXHAUST VALVE EV30A2 1/2 NIB

SMC # NAR825...

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Yes, Schrader Bellows makes QEVs, so that has to be what they are. I actually own a couple SB made valves. They are very well built, so for now, that...

4 Replies

1739 Views

Last post by iPaintball
Thu Apr 10, 2008 6:26 pm
Do they make blowguns with a safety???

Last post by tomthebomb137
Replies: 21
by ImHUGEnJAPAN » Wed Apr 09, 2008 1:38 pm
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Ok I have done some searching but have come up short. Do they make blowguns with a safety (like on a hand gun)that prevents you from pushing down the...

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if youve seen black hawk down, this right here is my saftey, sir as he sticks his trigger finger up in the air...
the best saftey is dont have your...
21 Replies

4969 Views

Last post by tomthebomb137
Thu Apr 10, 2008 6:21 pm
Using different types of metals as chambers

Last post by Mitchza89
Replies: 8
by Mitchza89 » Thu Apr 10, 2008 1:14 am

First post

G'day,

I was down at my local hardware looking for some 25mm Copper pipe that I could use as my chamber for my gun. Just my luck, they had none at...

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speaking of which, mitch- what metal do you use for your chambers? In your Last Gun thread, it wasn't steel, but maybe it was copper?? or bronze?

I...

8 Replies

1751 Views

Last post by Mitchza89
Thu Apr 10, 2008 6:06 pm
blow back and hammer valve

Last post by Antonio
Replies: 4
by iknowmy3tables » Wed Apr 09, 2008 12:44 pm

First post

I'm also curently working on this the concept is nothing new, I'm to carving this in a wood block, and using a direct bottle feed

Last post

Spyder paintball marker:

Looks good! I tried making something similar to this from wood. But its not as easy as it sounds. Problems might be...

4 Replies

1688 Views

Last post by Antonio
Thu Apr 10, 2008 1:11 pm
12g C02 Adapter?

Last post by Brian the brain
Replies: 8
by Spudgun on Crack » Wed Apr 09, 2008 3:05 pm

First post

I am trying to build a small potato gun for the under barrel of my paintball gun.

Its a small air tank with a fat barrel and solenoid valve for...

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I would really love to get one of those 16 gram tire inflaters and adapt the sawed-off to work off of those.Then install a break barrel on it in the...

8 Replies

2161 Views

Last post by Brian the brain
Thu Apr 10, 2008 12:04 pm
pneumatic sniper

Last post by Jared Haehnel
Replies: 54
by sniper hero » Sun Mar 16, 2008 4:39 pm
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I did some research and my conclusion is that I want to make a marble shooting sniper
my idea was was to make a gun like the picture below but from...

Last post

Psycix is right...heat it up again to pull it apart...I use an old CAD program to make my own diagrams but a lot of people here..like to use MS Piant
54 Replies

13269 Views

Last post by Jared Haehnel
Thu Apr 10, 2008 9:21 am
Pneumatic Bottle Launcher

Last post by Thursto
Replies: 62
by scottcrete » Sat Apr 05, 2008 8:45 pm
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okay here is my pnematic rocket launcher.. its kinda ghetto but i think it will work.. what do you think? below are pics of the progress. its not...

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ooooohhhh ok.

well i see both sides of this, so im not taking sides. I like the guy because he served in iraq, and from down hear, hearing abut the...
62 Replies

16254 Views

Last post by Thursto
Thu Apr 10, 2008 5:25 am
My smallish coax

Last post by Blitz
Replies: 19
by Blitz » Wed Apr 09, 2008 7:52 pm
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2 x 18 chamber
.75 x 16 barrel
2 , 5.5oz piston made of steel and PVC (see description below)
Pilot valve: 3/4 QEV with 3/8 ball valve as its pilot...

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... Or something.

I don't usually paint my cannons, so I'm not sure. Considering how small this one is, I may though.
19 Replies

5737 Views

Last post by Blitz
Wed Apr 09, 2008 11:20 pm
How to Mod this Sprinkler Valve

Last post by MaxuS the 2nd
Replies: 1
by tony48 » Wed Apr 09, 2008 2:53 pm

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I've seen on the internet that people have used this valve apparently without any modifications. Could someone please tell me how sprinkler valves...

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Yes...It's been done many times before.

Just take out the solenoid and fill in the pilot hole with epoxy for pneumatic modification.
Although you...

1 Replies

833 Views

Last post by MaxuS the 2nd
Wed Apr 09, 2008 3:48 pm
Pnuematic Related - A few questions I need help with.

Last post by Mitchza89
Replies: 13
by Mitchza89 » Tue Apr 08, 2008 9:48 pm

First post

G'day fellow spud chuckers. I'm finally making my dream marble gun. It's all gonna be out of copper but I don't have access to the tools so solder...

Last post

Wowie....I've gotta keep my eyes on my own topic a hell of alot more :D I might buy myself a nice little torch but if I can get the JFC, I'll...

13 Replies

2992 Views

Last post by Mitchza89
Wed Apr 09, 2008 12:59 am
Need Help with All Metal Barrel Sealing Valve

Last post by pizlo
Replies: 8
by MaxuS the 2nd » Tue Apr 08, 2008 2:06 pm

First post

Hi everyone,

I've already searched my face off trying to find information on one particular question I have. This is for the people who have made...

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I'm my barrel sealer I had a 3/4 inch T and dremeled out a 3/4 threaded converter and solvent welded some half inch PVC through. half inch PVC is...

8 Replies

3028 Views

Last post by pizlo
Tue Apr 08, 2008 4:17 pm
newb idiot needs help...

Last post by Maniac
Replies: 9
by beans » Tue Apr 08, 2008 12:21 pm

First post

I just want to start this off by saying I have no experience building stuff, so for me to actually have a working copper cannon is an...

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Here is how you add a gauge it doesn't tell how. This is cannon. just move the brass fitting around, it doesnt have to go where he put it.

(wow i...

9 Replies

2135 Views

Last post by Maniac
Tue Apr 08, 2008 3:58 pm
Propane fills

Last post by biggsauce
Replies: 22
by Carlman » Mon Apr 07, 2008 3:26 am
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If i had a 2kg bottle of bbq propane, how many times could i fill a 831 cubic cm chamber (50 CI) without it dropping below 40psi?

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Ah, ok. Didn't think about not starting from a vaccuum, thanks. Can anyone else find errors in my math?
22 Replies

3719 Views

Last post by biggsauce
Tue Apr 08, 2008 12:57 pm
mcmaster carr qev question

Last post by POLAND_SPUD
Replies: 22
by beans » Sun Apr 06, 2008 12:00 pm
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I tried searching to see where I can find a QEV and I keep finding that mcmaster carr has them, but when I go to the site, I have no idea which one...

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so what's the problem? - order them from mcmaster - you can use them above their pressure rating - I am gueassing htey should be fine up to 300 psi
22 Replies

6399 Views

Last post by POLAND_SPUD
Tue Apr 08, 2008 7:50 am
One or two of my own creations

Last post by swinging_dic_tater
Replies: 21
by feral_patriot » Fri Mar 14, 2008 4:51 am
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These are some pics of a spud gun I've had around for a few years, made from industrial sch-40 300 psi rated; 35 inch by 2 1/2 inch tank. Plenty of...

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How did you make this grip? What type of wood is it? Can you make a how to? I think it's real cool.
21 Replies

6694 Views

Last post by swinging_dic_tater
Tue Apr 08, 2008 6:54 am
CO2 regulator setup

Last post by JDP12
Replies: 8
by biggsauce » Fri Apr 04, 2008 9:24 am

First post

Hey yall,

Its been awhile since I've posted here, to be honest, its been since this forum was on the SGTC. (whew its been awhile!) Well I'm finally...

Last post

can anyone find them on action paintball? I can't find it anywhere!?! grrrrrrrrrr...

i dont need a regulator, i'm just lookin for a CO2 Tank to NPT...

8 Replies

2532 Views

Last post by JDP12
Mon Apr 07, 2008 10:03 pm
Pneumatic Efficiency

Last post by rcman50166
Replies: 4
by rcman50166 » Mon Apr 07, 2008 12:50 pm

First post

Hey, all. Been a while since I posted. Anyway, a quick search yields no results for the efficiency of a pneumatic cannon. According to other sources,...

Last post

Well, the forums are very busy... BUMP!!!!

This post wasn't entirely useless look, I scanned my math to show what I'm talking about!

4 Replies

3044 Views

Last post by rcman50166
Mon Apr 07, 2008 6:01 pm
Comfy Cannon for old guys

Last post by jrrdw
Replies: 26
by dewey-1 » Thu Oct 18, 2007 11:48 am
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My first pneumatic launcher designed for old guys like myself.

24 inch by 4 inch diameter chamber.
30 inch by 2 inch diameter barrel.

The...

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...Now all you need is a remote....

Nice work 8)

Look in the side pocket! (I joke, I really don't know for another ten years)
26 Replies

9495 Views

Last post by jrrdw
Mon Apr 07, 2008 1:03 pm
piston annoyance

Last post by lockmanslammin
Replies: 7
by lockmanslammin » Sun Apr 06, 2008 12:28 pm

First post

So, I thought this was kinda funny. The first piston I made for my copper cannon was made from one of those hard rubber things that you would put...

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The floating o-ring and zerk are both just forms of a directional check valve. A zerk.. or grease zerk is a little directional nipple on a piece of...

7 Replies

2061 Views

Last post by lockmanslammin
Mon Apr 07, 2008 2:17 am

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