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

1125849 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

552723 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

821507 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

967592 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

375101 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

92479 Views

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

Topics

number of shots from propane.

Last post by Technician1002
Replies: 4
by c11man » Mon Jun 22, 2009 12:12 am

First post

i am going to be using propane as a altunative gas source when my aircompressor is unavalible for this gun

it has a 15 cubic inch chamber and i...

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thanks alot jimmy and tech.

73 shots seems a little low for how small my chamber is in my opion. but i could be wrong.

the number of shot will...

4 Replies

2040 Views

Last post by Technician1002
Mon Jun 22, 2009 7:19 pm
Valve troubles

Last post by DinerKid
Replies: 18
by DinerKid » Fri Jun 19, 2009 7:19 pm
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First off i have read the whole guide to sprinkler valves but it does not answer this question and i have also searched and read through dozens of...

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the valve is in fine condition fresh off of a cannon i used for about a week. my chamber volume is 57 cubic inches. i think i may try the...
18 Replies

4057 Views

Last post by DinerKid
Mon Jun 22, 2009 3:18 pm
AK47 GSN-19 silent grenade launcher

Last post by Davidvaini
Replies: 7
by Davidvaini » Thu Feb 26, 2009 11:35 pm

First post

Well guys a few days ago I purchased another Airsoft Gun, this time its another AEG (Automatic Electric Gun).

The gun is a CYMA AKM CM036, the...

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well I was thinking of that but the fact that I use these BDC's for a lot of different launchers would make it easy and more modular. Lets keep in...

7 Replies

6056 Views

Last post by Davidvaini
Mon Jun 22, 2009 2:22 pm
A Homemade, Air-Powered Muzzleloader For Big Game

Last post by Gippeto
Replies: 8
by Clarke » Mon Jun 22, 2009 12:33 am

First post

I was browsing the net and came across this beast of a Pneumatic, shooting a 200 grain bullet at 1150 PSI :shock: I reckon this as good as it gets !...

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Clarke,

Don't get too frustrated, but this IS old news.

By Spudfiles standards, this thing is weak. :wink:

Will send you a pm. :)

8 Replies

2199 Views

Last post by Gippeto
Mon Jun 22, 2009 11:33 am
Electrically Triggered Pneumatic Cannon (Updated)

Last post by inonickname
Replies: 2
by walapu » Mon Jun 22, 2009 4:06 am

First post

I am new here and I would like to show my first cannon. The barrel is 2 and a unmodded sprinkler valve with a safety. I normally launch it at 170psi....

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Ball valves aren't used on high powered/high end cannons. While they have excellent flow (basically 100% of the thread size), are easily obtainable,...

2 Replies

2538 Views

Last post by inonickname
Mon Jun 22, 2009 5:09 am
A Homemade, Air-Powered Muzzleloader For Big Game

Last post by THUNDERLORD
Replies: 3
by Clarke » Mon Jun 22, 2009 12:32 am

First post

I was browsing the net and came across this beast of a Pneumatic, shooting a 200 grain bullet at 1150 PSI :shock: I reckon this as good as it gets !...

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Old airgun link ...I saw a pic of that one (or similar(?)) used by Napoleon's merc.s when I was very young and the search was on!!!

Sort of funny...

3 Replies

1656 Views

Last post by THUNDERLORD
Mon Jun 22, 2009 1:41 am
My first (posted) pneumatic

Last post by thewebb1023
Replies: 6
by thewebb1023 » Wed Jun 17, 2009 1:24 am

First post

After checking out Adavancedspuds I decided to make the coke gun, with a few changes. Instead of a coke bottle i used a Moutain Dew Bottle. It is not...

Last post

Yeah that probably would help, but I'm am ok with how it is peforming, but thanks for the advice.

6 Replies

2491 Views

Last post by thewebb1023
Sun Jun 21, 2009 10:39 pm
Treasure hunt

Last post by jackssmirkingrevenge
Replies: 4
by MRR » Sun Jun 21, 2009 9:54 am

First post

How the title may say, yesterday I've been on a little treasure hunt.

My brother signed a contract to build a new house and the old house (build...

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a bleeding valve

Give it a couple of days ;)

4 Replies

1089 Views

Last post by jackssmirkingrevenge
Sun Jun 21, 2009 1:18 pm
Micarta Piston

Last post by Biopyro
Replies: 6
by Davidvaini » Sat Jun 20, 2009 3:17 pm

First post

Just posing a question out here.

Has anyone ever made a Micarta Piston before?

how would a Micarta piston perform?

link to info about...

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Personally I'd just go for HDPE. It's lighter, cheaper and has a lower friction coefficient than nylon and delrin.

6 Replies

1536 Views

Last post by Biopyro
Sun Jun 21, 2009 11:02 am
Project: 10 gallon

Last post by mobile chernobyl
Replies: 100
by mobile chernobyl » Tue Jul 22, 2008 1:44 am
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Heres my latest venture into spudding. You may remember me (or not haha) from the nice copper rifles I've made (still havent seen anyone copy my...

Last post

moving it around is a bitch lemme tell you!

I however am planning on attaching a metal tow ring to the front of the wooden frame, and using a...
100 Replies

32741 Views

Last post by mobile chernobyl
Sat Jun 20, 2009 8:08 am
Just wondering

Last post by THUNDERLORD
Replies: 17
by Knotz » Thu Jun 18, 2009 8:25 pm
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Me and my friend stumbled upon this crazy idea because he has a fish tank air pump battery powered compressor and when you take it out it works like...

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@jimmy101: I suspected they meant it would provide air bubbles adequate for that much water myself.

@tech: still no time to check on HVAC mechanics...
17 Replies

6735 Views

Last post by THUNDERLORD
Fri Jun 19, 2009 12:42 pm
The Duck Killer

Last post by Pilgrimman
Replies: 20
by Pilgrimman » Sun Oct 19, 2008 7:25 pm
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THIS IS NOT MEANT TO KILL DUCKS! I go to Oregon State University, and our rivals are the U of O Ducks. That said, here it is! This is a 2 piston with...

Last post

Ha ha that's awesome!! I should check if they ever went to an OSU football game :D
20 Replies

9326 Views

Last post by Pilgrimman
Fri Jun 19, 2009 1:59 am
Homemade Diaphragm Valves

Last post by Technician1002
Replies: 5
by noob of noobs » Thu Jun 18, 2009 4:52 pm

First post

So piston valves seem to be current standard of high quality spudding, and for good reasons. However, we don't see that many diaphragm valves, even...

Last post

Diaphragm valves were pretty common a few years ago. Spud-launching technology advances, and we have easy to build piston valves now.

Diaphragm...

5 Replies

6534 Views

Last post by Technician1002
Fri Jun 19, 2009 1:18 am
my new piston/gun design (ADDED: pics of my toolie piston)

Last post by glass_05
Replies: 28
by glass_05 » Tue Jun 16, 2009 12:27 am
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i know co-axial guns are easiest to build, but i like the looks of an over-under. so i wanted to make a co-axial using a 2inch pipe, and then put two...

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we sanded it down a little bit in the back so if it does get pushed it we can get it out. and the washer will prevent it from going in all the way....
28 Replies

9617 Views

Last post by glass_05
Thu Jun 18, 2009 10:47 pm
I was on a Role

Last post by judgment_arms
Replies: 15
by Knotz » Thu Jun 18, 2009 7:07 pm
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I went over my friends house and the spud gun i had been working on got thrown away by my mom... she thought it was old junk from a long time ago....

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So... people still haven't learned how to use the search function... :roll:

Here's some added advice (that's actually on-subject) spend some time...
15 Replies

6474 Views

Last post by judgment_arms
Thu Jun 18, 2009 9:32 pm
Bolt Action Snipah!!!

Last post by twizi
Replies: 8
by drac » Sat Aug 27, 2005 7:39 pm

First post

Finally finished it. This things is monstrous, plainly said. Almost 15 pounds of raw power. The chamber is about 30 inches of 1¼ PVC, with a side...

Last post

this topic is four years old

8 Replies

5906 Views

Last post by twizi
Thu Jun 18, 2009 9:14 pm
Formula question and gun design

Last post by thedeathofall
Replies: 21
by thedeathofall » Tue Jun 16, 2009 3:41 pm
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So I have another question for the math geeks out there.

If I were to make a hand pump. How could I tell how much force it would take to pump it at...

Last post

UPDATE!!

Okay so i finally decided to just scrap the built in pump idea. I first want to try to make a high(er) pressure stirrup pump. I will use...
21 Replies

6822 Views

Last post by thedeathofall
Thu Jun 18, 2009 8:58 pm
Deus Ex Machina

Last post by Knotz
Replies: 21
by iknowmy3tables » Mon Apr 23, 2007 4:04 pm
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Deus Ex Machina ( deus ex mâchinâ ) is a Latin phrase that when directly translated it means god out of machine the phrase is used to describe divine...

Last post

Hell Yea man you have the right idea lol im astonished congratz of such great progress i would love if you could let me in on the bolt action...
21 Replies

14581 Views

Last post by Knotz
Thu Jun 18, 2009 8:13 pm
I purtied it up a little

Last post by Knotz
Replies: 11
by jor2daje » Thu Jun 04, 2009 4:59 pm

First post

I was cleaning out my shed and found the stock to my pneumatic crossbow prototype. I decided to refine it a little and use it as a stock on my copper...

Last post

Nice dude i was think of doing the exact same thing but i was gonna try to make my own stock from the wood carve it sand it then put it on if i ever...

11 Replies

5402 Views

Last post by Knotz
Thu Jun 18, 2009 8:02 pm
Coaxial With Blowforward Idea

Last post by jrrdw
Replies: 6
by thedeathofall » Thu Jun 18, 2009 11:01 am

First post

So following up on this thread

As simple and easy as the breech would be to build, (and I will still build it eventually) I really dislike the look...

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Like a plug(or bushing) with o-rings and uses screws to hold it in place?

exactly.

6 Replies

1769 Views

Last post by jrrdw
Thu Jun 18, 2009 7:16 pm
m-79 design and valve help

Last post by Technician1002
Replies: 8
by madrox68 » Wed Jun 17, 2009 11:53 am

First post

ok i got the parts t make a barrel and i would be using a 68/4500 hpa tank with a reg or i will be using a low pressure 3k tank with a adjustable...

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I wish I was one of the lucky few to get to play true mil-sim. I have all this weapons technology and nowhere to use it! (lol)

Anywho, can't wait to...

8 Replies

2399 Views

Last post by Technician1002
Thu Jun 18, 2009 1:13 pm
CO2 at Lowes

Last post by jeepkahn
Replies: 5
by deathbyDWV » Wed Jun 17, 2009 9:39 pm

First post

Hey everyone. I was doing my daily roaming of lowes today and i found in the air compressor section that they sell re-fillable CO2 tanks(9 and 20...

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walmart at the sporting goods/hunting area

lowes/homedepot with the air compressors

northern tool with the welding equipment....

5 Replies

2288 Views

Last post by jeepkahn
Thu Jun 18, 2009 12:10 pm
How to Determine the Number of Shots you can get from a Tank

Last post by Solar
Replies: 6
by webgeek » Sat Jun 13, 2009 4:19 pm

First post

Since this community has been so helpful, I wanted to give back what little I could. This might be obvious to all of you but it wasn't to me so I...

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ok, so I tried this and it seemed to work out good with my 68 and 48 cubic inch tanks, but when i tried to convert using an online converter, I got...

6 Replies

5977 Views

Last post by Solar
Thu Jun 18, 2009 2:08 am
burst tape ??

Last post by THUNDERLORD
Replies: 1
by far_cry » Wed Jun 17, 2009 5:12 pm

First post

i was watching in youtube until i found this
good release mechanism

Last post

Not that good of a release ...it could probably never hit something moving.

In Firearms a hang fire occurs if there's no discharge with in...

1 Replies

797 Views

Last post by THUNDERLORD
Wed Jun 17, 2009 6:03 pm
I got HPA...Near SOS shots...

Last post by jeepkahn
Replies: 9
by jeepkahn » Tue Jun 16, 2009 10:05 am

First post

I got me a pure energy 3k tank w/850psi reg and an inline reg to drop it between 200-500...

Using my copper cane gun, at 400psi i got readings of...

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I was just thinking along the lines of it may act similar to a popoff, it takes xPsi to crack it and yPsi for it to close against a flow due to when...

9 Replies

3745 Views

Last post by jeepkahn
Wed Jun 17, 2009 10:35 am

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