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

842087 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

417490 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

352114 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

596288 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

317643 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

74329 Views

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

Topics

Small QEV Type Valves

Last post by noname
Replies: 14
by noname » Tue Nov 21, 2006 8:51 pm

First post

Yes, it's another one of these would people buy valves topics. But this time it's for 3/4 ported all steel piston valves. I don't have any pics yet,...

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It's still homemade, just not every piece. I can't make a 3/4 galvanized steel T either, does that count it out of homemade? :wink:
Spudstuff, I get...

14 Replies

4833 Views

Last post by noname
Tue Nov 28, 2006 10:38 pm
Revamped

Last post by experament_u2
Replies: 3
by mark.f » Tue Nov 28, 2006 8:09 pm

First post

This is just a little boredom sort of thing while I've got nothing to do.

My marble machine gun was giving me all sorts of trouble. The paddle just...

Last post

its mad now markfh11q i like the new exhaust much beter

3 Replies

2417 Views

Last post by experament_u2
Tue Nov 28, 2006 8:17 pm
Rainbird valve

Last post by Scope
Replies: 1
by LucyInTheSky » Tue Nov 28, 2006 12:39 pm

First post

Could I mod this valve by tapping a hole where that black thing is in the centre?

Would this perform the same as a watermaster one? its a...

Last post

yea look in the form for the no drill sprinkler mod Its in the how 2 section.

1 Replies

1327 Views

Last post by Scope
Tue Nov 28, 2006 3:15 pm
question on diaphram in a "Supah valve" design

Last post by sgehring
Replies: 8
by sgehring » Sun Nov 26, 2006 1:40 am

First post

I am new to this forum and need your help. I have build combustion guns before but am building my first air cannon. It has a 48 inch by 4 inch...

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kool. yea I am going to put the diaphram/valve together tonight when I get off work and try some tests shots. I have come up with some good springs....

8 Replies

2340 Views

Last post by sgehring
Mon Nov 27, 2006 1:19 pm
power source

Last post by pyrogeek
Replies: 15
by abcdefg » Sat Nov 25, 2006 6:20 pm
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Could i use a 20 oz co2 from a paintball gun!?!?

after all it is a lot of pressure (3000psi)

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As long as you hook it up to a big enough expansion chamber it should not cool ur chamber so much.
Co2 is only cold when its changin forms(tell me if...
15 Replies

5418 Views

Last post by pyrogeek
Sun Nov 26, 2006 11:54 pm
Piston opening

Last post by SpudBlaster15
Replies: 3
by squeaks » Sun Nov 26, 2006 11:28 am

First post

Can someone explain this to me.
Minimum Required Opening Distance for a Coaxial Piston Valve

Abarrel=pi*r^2
Avalve=2pi*2r*X(open)
Abarrel=Avalve...

Last post

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...

3 Replies

1734 Views

Last post by SpudBlaster15
Sun Nov 26, 2006 5:39 pm
TTAC

Last post by PVC Arsenal 17
Replies: 13
by PCGUY » Mon Jan 31, 2005 12:17 am

First post

TTAC

Provided By Fiebig -

This is the TTAC, and damn is it a monster. This cannon has a combined total volume of approximately 313 cubic inches...

Last post

the date right over the post...

13 Replies

12896 Views

Last post by PVC Arsenal 17
Sun Nov 26, 2006 4:09 pm
MCPC

Last post by PVC Arsenal 17
Replies: 3
by spudshot » Mon May 02, 2005 6:32 pm

First post

it stands for Milk Cap Piston Cannon. this was a test cannon to see how well i could build a simple piston cannon, it works quite well, the chamber...

Last post

Posted: Monday, 02 May 2005

Can't you read? This topic is over a year old and dead!

3 Replies

2633 Views

Last post by PVC Arsenal 17
Sun Nov 26, 2006 10:51 am
Project of a Pneumatic Marble Sniper (Advices/help needed)

Last post by Angel-FR
Replies: 15
by Angel-FR » Fri Nov 24, 2006 11:45 am
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Hello,
since it epears to be the best way to make a powerfull sniper im maybe going to make one , my goal is to shot about 250 yards away (with the...

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You can, just make a project box...you can put the compressor in a back bag. with the hose directly connected to your sniper. Bolt design is much...
15 Replies

5154 Views

Last post by Angel-FR
Sun Nov 26, 2006 9:32 am
How is the P.A.C 2

Last post by beebs111
Replies: 5
by -Skate- » Fri Nov 24, 2006 12:42 pm

First post

How good is the P.A.C 2 off of Xinventions.com? I need to build it for my science fair and I have a couple questions.

A) Safe?

B) How much does all...

Last post

the pac2 was my first gun, i went and got my home depot receipt for you, and following the exact plans, it cost me $52.97 becasue i was starting from...

5 Replies

1520 Views

Last post by beebs111
Fri Nov 24, 2006 10:45 pm
Fire Extinguisher Dent

Last post by MrCrowley
Replies: 3
by MrCrowley » Fri Nov 24, 2006 1:26 am

First post

I have a FE that can take 300psi but has a dent 4cm long about .5cm deep(1 3/4 long,1/4 deep) The dent hasn't gone through the metal(3mm thick) and...

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Thanks, I was going to bend it out but you know how if you bend back and forth metal it gets creases, then cracks then it snaps of, so i'll just...

3 Replies

1237 Views

Last post by MrCrowley
Fri Nov 24, 2006 2:13 pm
VIDEOS: destruction by swat gun

Last post by schmanman
Replies: 6
by schmanman » Wed Nov 22, 2006 8:07 pm

First post

mods, I posted this because:

A. nobody looks at the video thread (well, hardly ever)
B. this thread is harming no one, nothing.
C. killa posts...

Last post

thanks.sorry they're so shaky.

EDIT: 800 posts!!

here's some more videos, this time it's the swat gun mutilating a oven.
the videos are long,...

6 Replies

2062 Views

Last post by schmanman
Fri Nov 24, 2006 10:54 am
ideas plz

Last post by ness644
Replies: 28
by ness644 » Wed Nov 22, 2006 4:24 am
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i want to make a spud gun like an air rifle part from it fires bbs. i am i goin to use a ball valve has its ma first gun and i can get pipes for free...

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air rifles are realy good fun i go shootin alot with my grandad and shoot crows and pigons

crows no good eatin lol :lol:
28 Replies

7558 Views

Last post by ness644
Fri Nov 24, 2006 10:21 am
1.5'' Sprinkler Valve?

Last post by Flying_Salt
Replies: 3
by Flying_Salt » Thu Nov 23, 2006 11:22 am

First post

Well, as I've said earlier, I have all this 1.5'' and 3'' PVC sitting around. As I troll the internet, I only seem to find 1'' spinkler valves.
So...

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So would I save more money just buying some 1'' pvc?

3 Replies

1397 Views

Last post by Flying_Salt
Thu Nov 23, 2006 1:47 pm
Breech Loading Design Question

Last post by jrrdw
Replies: 4
by aaron_ess » Wed Nov 15, 2006 12:19 am

First post

I have scoured the internet and haven't managed to find any breech loading designs similar to this one. Anyways, I was just wondering if this is a...

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Yea, it looks like it will work, But probly easier to just use one sleeve of pipe. Getting the inner sleeve to slide without the outer moveing mite...

4 Replies

1992 Views

Last post by jrrdw
Wed Nov 22, 2006 6:49 pm
Why wont my piston work!!!!?!?!??/!!!!!!

Last post by THEMOST
Replies: 12
by THEMOST » Sun Nov 19, 2006 5:04 pm

First post

I made a coaxle piston valve with a 2 chamber and a piston that slides through a 3/4 pipe. The piston will seal but when I let out the exaust the...

Last post

I'll try the electric tape.

My barrel is reduced down a to bb size from the 3/4.

12 Replies

3958 Views

Last post by THEMOST
Wed Nov 22, 2006 5:38 pm
low power almost nice looking pneumatic

Last post by pyromanic13
Replies: 8
by ThSoLdIeR » Sun Sep 11, 2005 10:01 am

First post

Alright, here's my newest almost nice looking and almost powerful little piston cannon that I've been working at for a LONG LONG LONG time. The...

Last post

crap, I left the page on my screen then forgot it was old when I came back...

8 Replies

2618 Views

Last post by pyromanic13
Tue Nov 21, 2006 11:22 pm
Sir. Instinctalot! Mini barrel sealer!

Last post by schmanman
Replies: 9
by killagorrila99 » Mon Nov 20, 2006 7:39 am

First post

Here she is! my latest and most ghetto creation! And yes I do feel the need to put exclamation marks after every sentance! Hoorah! I will answer any...

Last post

where do you get the funding for all these?

9 Replies

2556 Views

Last post by schmanman
Tue Nov 21, 2006 9:13 pm
QEV's

Last post by SpudStuff
Replies: 4
by the_beaver689 » Tue Nov 21, 2006 7:52 pm

First post

Where is a website that sells 1 QEV's

Last post

Part # 6646K23 Don't be lazy.

4 Replies

1921 Views

Last post by SpudStuff
Tue Nov 21, 2006 9:08 pm
The Yellow Perch

Last post by noname
Replies: 8
by Infernal2 » Mon Nov 20, 2006 8:12 pm

First post

Named for its distinctive colouring this cannon was a latheless project. I insisted that I could do a O-ring groove without the assistance of a lathe...

Last post

I completely missed the pic of the QEV behind the piston valve. :lol:

8 Replies

3004 Views

Last post by noname
Tue Nov 21, 2006 7:31 pm
holy crap

Last post by pyromanic13
Replies: 25
by deadbeatlemon » Mon Nov 20, 2006 5:45 pm
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this is te biggest spud gun ever. i designed it myself. think imgonna patent it or someting. DONT STEAL MY IDEA!!!! :twisted: :twisted: :twisted:...

Last post

why are people actually answering?! its a fucking JOKE!
25 Replies

8717 Views

Last post by pyromanic13
Tue Nov 21, 2006 3:19 pm
ball values

Last post by ness644
Replies: 20
by ness644 » Mon Nov 20, 2006 8:14 am
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is a ball values any good if they are. wat aboot this website 1

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oooooooooooooooookkk i think i stay with a ball valve for ma first gun :twisted:
20 Replies

8042 Views

Last post by ness644
Tue Nov 21, 2006 11:29 am
semi auto .45 cal shell shooter

Last post by schmanman
Replies: 17
by schmanman » Tue Nov 14, 2006 9:44 am
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the bb rifle, but modified (before you guys wig out on me, nobody looks at the old thread, and I am harming nothing by making a new one)
well,...

Last post

thanks!
17 Replies

7507 Views

Last post by schmanman
Tue Nov 21, 2006 6:17 am
Do I have enough PVC?

Last post by Flying_Salt
Replies: 12
by Flying_Salt » Sat Nov 18, 2006 11:39 pm

First post

Yet another question, courtesy of your forum noob.
I have some leftover PVC pipe that I'm hoping to be able to use in the future for my...

Last post

Oh the tire refiller doesn't work too well? Mine goes pretty high, filling my bike tires to about 70 psi doesn't take too long. Anywho, back to the...

12 Replies

2657 Views

Last post by Flying_Salt
Mon Nov 20, 2006 11:00 pm

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