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

893753 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

434662 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

366813 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

612141 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

326105 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

77462 Views

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

Topics

Valve size question

Last post by jackssmirkingrevenge
Replies: 20
by carl2.0 » Thu Dec 06, 2007 2:24 pm
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I have a small question about the sprinkler valve size im choosing for my pneumatic. The barrel is 3/4 inch soo im thinkin about gettin a 3/4 inch...

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It just doesn't make sense!

For a second I thought the link was going to be this one :D
20 Replies

4409 Views

Last post by jackssmirkingrevenge
Fri Dec 07, 2007 12:01 am
My first pneumatic.

Last post by jackssmirkingrevenge
Replies: 13
by NatoHub » Thu Dec 06, 2007 4:55 pm

First post

3/4 barrel (I might make more, since they screw on)
2 chamber
1 sprinkler valve
Pressure rated hose and blowgun valve
Presta valve with Schrader...

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I could picture JSR squirming in his seat as he took in, then in, then in that longish pilot hose :lol:

I'm glad to note however that I seem to...

13 Replies

3575 Views

Last post by jackssmirkingrevenge
Fri Dec 07, 2007 12:00 am
I'm gettin some free stuff

Last post by SpudUke5
Replies: 75
by pretzelperson » Thu Nov 29, 2007 10:51 am
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My cousin's step dad works at a factory that uses high pressure steam to run some machines. They are doing some demo work and reconstruction at the...

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Yes exactley what i was talking about :D

Man you have the answers to almost everything :shock:
75 Replies

23392 Views

Last post by SpudUke5
Thu Dec 06, 2007 10:43 pm
Tank

Last post by spudy buddy
Replies: 26
by elitesniper » Mon Dec 03, 2007 8:58 pm
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Hey does anybody know if they sell an aircompressor tank by itself no motor ? If so anyone know were in they sell in it america (california)

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this is a ten galon tank that I found at Lowe's

I think this would be good cause it's an ok price
26 Replies

8353 Views

Last post by spudy buddy
Thu Dec 06, 2007 6:04 pm
opinions needed

Last post by jimmy101
Replies: 14
by grumpy » Wed Dec 05, 2007 8:06 pm

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first this is not one of my launchers, but i would like to know if you have the same opinion of it that i have.

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I wouldn't pay more than about 50¢ for that gun.

Like everybody said, not a very good design.

Serious chance of the gun ripping itself apart...

14 Replies

3126 Views

Last post by jimmy101
Thu Dec 06, 2007 9:21 am
Flaws in plan

Last post by jimmy101
Replies: 9
by spudy buddy » Wed Dec 05, 2007 10:31 pm

First post

Hey :D This is my plan for a pneumatic sniper. Notification of any flaws in my design would be great! :) Also sugestions for improvements will be...

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Like everybody else said; drop the stoppers and move the valve to the upper pipe.

The tricky part in the assembly is glueing two joints at the same...

9 Replies

3209 Views

Last post by jimmy101
Thu Dec 06, 2007 9:15 am
Rain Bird CP-075 help

Last post by BigGrib
Replies: 29
by CarriageGuy » Wed Dec 05, 2007 1:07 am
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I know i know, and i *did* look thru the read this first threads...

I have a Rain Bird CP-075 this is my first gun, i am not real picky as far as...

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I don't think a ball valve would be that easy to open with a string, might pull our aim off a bit, i think if you were to use a blowgun, you could...
29 Replies

5793 Views

Last post by BigGrib
Wed Dec 05, 2007 10:42 pm
Piston valve problem

Last post by bigbob12345
Replies: 12
by bigbob12345 » Sat Dec 01, 2007 11:14 am

First post

Right now Im working on barrel sealing piston valve
and I just cant get the sealing face to seal against the barrel.
I have been using tire rubber as...

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After fiddeling with it for a hour or two I got it to work now all I have to do is put a chamber and a barrel on it and I should have a powerful...

12 Replies

3340 Views

Last post by bigbob12345
Wed Dec 05, 2007 9:09 pm
Possible Plans for Pneumatic Bazooka

Last post by grumpy
Replies: 14
by SpudUke5 » Tue Dec 04, 2007 10:00 pm

First post

Well ever since have seen woffers cannon, i have been inspired to create a cannon somewhat similar to his. I have seen topics that have sprung up...

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if you use the slide breach like in the bottom pic, the metal slide fits tight enough that it does not use orings and it works very well. actualy...

14 Replies

4051 Views

Last post by grumpy
Wed Dec 05, 2007 7:09 pm
Shock and Awe

Last post by mtronic
Replies: 46
by PVC Arsenal 17 » Tue Oct 23, 2007 7:12 pm
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This post has been deleted.

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How much pressure was in the chamber when you fired the shot at the pumpkin? Didn't seem like much, as when I shot a pumpkin with my advanced...
46 Replies

16647 Views

Last post by mtronic
Wed Dec 05, 2007 6:03 pm
Minimal piston length

Last post by psycix
Replies: 15
by psycix » Mon Dec 03, 2007 4:48 pm
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I am on the way of building my first pneumatic, it will be a coaxial piston design, 50mm chamber, 32mm barrel.

I am making a piston out a 40mm...

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Fair enough, the biggest pneumatic I ever made was 3/4 calibre so I guess I live in a world with smaller limits :)

I like smaller launchers, you use...
15 Replies

2611 Views

Last post by psycix
Wed Dec 05, 2007 9:57 am
Need help with first solinoid launcher

Last post by martyr_maker
Replies: 10
by martyr_maker » Tue Dec 04, 2007 10:36 pm

First post

Hi everybody im kinda new to spud guns so I was wondering if you guys could give me some advice on one i have been working on for a month or so that...

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i was thinking about doing something along the lines of an AT-4 or a LAW sometime after i got all of the bugs worked out of this version. But i...

10 Replies

2146 Views

Last post by martyr_maker
Tue Dec 04, 2007 11:28 pm
Cardboard Burst Disk

Last post by BigGrib
Replies: 9
by Atlantis » Sun Dec 02, 2007 7:49 pm

First post

Does carboard holf air if it's in a union, or any carboard like material?

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yeah get a tote from the post office made out of corrugates plastic that'd take a lot of pressure i bet, hell you might even have to make a failure...

9 Replies

2843 Views

Last post by BigGrib
Tue Dec 04, 2007 10:35 pm
Spray Paint

Last post by MrCrowley
Replies: 7
by xboxteen01 » Tue Dec 04, 2007 2:48 pm

First post

I just painted my pneumatic cannon black but i was gonna put an accessory on it that would require cementing it over the painted parts. do i need to...

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I'm taking you were talking to 5* General, who's post I just deleted? :lol:

7 Replies

2098 Views

Last post by MrCrowley
Tue Dec 04, 2007 9:33 pm
Fire Extinguisher Help

Last post by Strake
Replies: 12
by removed » Sun Dec 02, 2007 6:34 am

First post

Gday all
ive got a small fire extinguisher dunno the size ive previously used it to shoot bits of wire in an over under set up i removed the gauge...

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sweet how accurate are those darts and how far can u shoot them?

12 Replies

3418 Views

Last post by Strake
Tue Dec 04, 2007 6:57 am
Semi-Auto that is nearly finished

Last post by battlemonkey
Replies: 6
by battlemonkey » Mon Dec 03, 2007 2:26 am

First post

This is my latest gun that I have designed and almost finnished. It will be semi auto. It works by having equal pressure on both sides of the piston...

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To jack, i will be setting up a hopper and the picture is not to scale in tems of pilot volume and such. I will probably go to a diferent type of...

6 Replies

1624 Views

Last post by battlemonkey
Tue Dec 04, 2007 1:51 am
Tyler's Large paintball cannon

Last post by SpudBlaster15
Replies: 26
by tylerthetatertosser » Sun Dec 02, 2007 2:22 am
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This my rather large paint ball cannon in an over under style. The gun was actually inspired by spudblaster so when he makes one almost like this I...

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26 Replies

6813 Views

Last post by SpudBlaster15
Mon Dec 03, 2007 11:37 pm
sweet homemade high pressure pump

Last post by trae08
Replies: 3
by trae08 » Mon Dec 03, 2007 9:36 pm

First post

i found this using the Firefox addon stumble

thought it was pretty sweet figured it deserved a thread here

Last post

its not electric... it says that on the page

3 Replies

1177 Views

Last post by trae08
Mon Dec 03, 2007 10:53 pm
Question on Gas System for Reloading

Last post by jackssmirkingrevenge
Replies: 8
by Hubb » Mon Dec 03, 2007 12:10 am

First post

In an auto / semi-auto firearm, a hole is placed in the barrel to allow some of the gases from the round to travel to a piston that resets the bolt...

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I meant that greater caliber = greater bolt surface = more force acting on the bolt....

True, but that also means larger, heavier bolt, with more...

8 Replies

2239 Views

Last post by jackssmirkingrevenge
Mon Dec 03, 2007 7:07 pm
Sprinkler Valve Help

Last post by Maniac
Replies: 12
by elitesniper » Sun Dec 02, 2007 8:06 pm

First post

um i have a question about a sprinkler valve ok so, i have an orbit water master if u look inside were u attach the barrel (threaded part) you see a...

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yea same thing happened to mine and do what everyone else said and it doesnt matter if theres a guide rod

12 Replies

2426 Views

Last post by Maniac
Mon Dec 03, 2007 4:17 pm
silencer questions

Last post by Novacastrian
Replies: 9
by ALIHISGREAT » Sun Dec 02, 2007 1:00 pm

First post

i finally have all the parts to make my 6mm sniper rifle :D so i have started off making the barrel and obviously i'm making a silencer so i was just...

Last post

You got any pics?

I found this one just for you Wang...

9 Replies

3325 Views

Last post by Novacastrian
Mon Dec 03, 2007 7:07 am
qev

Last post by MrCrowley
Replies: 1
by bob-a-lu » Sun Dec 02, 2007 9:27 pm

First post

where do i get a QEV? i have no freakin clue where to get one someone please help me.

Last post

www.mcmaster.com

Read my PM.

1 Replies

1070 Views

Last post by MrCrowley
Sun Dec 02, 2007 9:28 pm
Solinoid voltage capacities

Last post by Carlman
Replies: 4
by Carlman » Sun Dec 02, 2007 11:56 am

First post

hi all,

i have an unmodded 25mm solinoid valve, i also have 3 9.6v 650mAh rc batteries. hooking them together gives 28.8v of current. My question is...

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thnx for the replies.

Ragnorok: Thnx for the heads up, i know a little about electronics in the way of how to do the hands on stuff but dont really...

4 Replies

1722 Views

Last post by Carlman
Sun Dec 02, 2007 8:50 pm
Back to Basics

Last post by PVC Arsenal 17
Replies: 17
by PVC Arsenal 17 » Sat Nov 24, 2007 6:14 pm
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I recently bought a sh*t ton of saddle tees to use as barrel supports for two more tennis ball guns I will be making. I ended up with a couple extra,...

Last post

Here is a pic with the 1.5 barrel attached:

And a video of it shooting a nerf ball. Someone asked how I hold the gun. Hopefully the video...
17 Replies

6905 Views

Last post by PVC Arsenal 17
Sun Dec 02, 2007 4:59 pm
Where to get Sch40 2.5 Inch PVC pipe and Fittings?

Last post by daberno123
Replies: 10
by socoj2 » Fri Nov 30, 2007 10:42 am

First post

I need about 6 feet of 2.5 inch sch40 Pipe. NOBODY has this stuff locally

I also need 2x 2.5 Inch Flanges and and a 2.5 inch T

Last post

sells 2.5 pvc and fittings
gets to you fast if you're near ohio

10 Replies

9861 Views

Last post by daberno123
Sun Dec 02, 2007 2:34 pm

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