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

900780 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

438026 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

372156 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

615934 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

327755 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

78078 Views

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

Topics

Auto-loading shell theory

Last post by psycix
Replies: 11
by trollhameran » Mon Aug 18, 2008 4:22 am

First post

This is an idea I just came up with whilst thinking about the falling block design.

Its easier to just look at the picture to see how it works...

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The blow forward valve already does not require spherical ammo.
But the magazine for non-spherical ammo can be quite hard to make, while the...

11 Replies

2994 Views

Last post by psycix
Wed Aug 20, 2008 7:27 am
First Pneumatic that I have Designed and Built

Last post by lr-lars-nl
Replies: 11
by An Apple Pie » Tue Oct 03, 2006 6:23 pm

First post

I have built one cannon before this one but I did not design It. So this is my first cannon that I have designed and built.

Specs:
Chamber-16 by4...

Last post

that a nice cannon for a first gun ,how much fps?

11 Replies

5787 Views

Last post by lr-lars-nl
Wed Aug 20, 2008 5:31 am
CA3 PDAB Airburst Cannon

Last post by magnum9987
Replies: 20
by SEAKING9006 » Thu Jul 24, 2008 9:42 pm
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Name: CA3 PDAB (Cannon Assembly Mk. III, Pre-Determined Air-Burst)
Type: Single Shot Pneumatic Cannon, Interchangeable Upper Section
Loading...

Last post

This is an application to airsoft, MUHAHAHAHAHAHA! sorry
20 Replies

10232 Views

Last post by magnum9987
Wed Aug 20, 2008 4:52 am
Auto Sprinkler Vavle ???

Last post by trollhameran
Replies: 14
by Stifler69 » Mon Aug 18, 2008 8:14 pm

First post

Ok here's the scope... if you call it that,
Im making a Go-Cart and it's almost finished and i wanted to have a pneumatic tennis ball gun on it or...

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Woops, thanks for correcting me Twitch, I don't really know much about cams and wheels, I just refer to them as wassecollys (doesnt really mean...

14 Replies

4537 Views

Last post by trollhameran
Tue Aug 19, 2008 10:44 am
barrel size

Last post by ajb12345
Replies: 7
by ajb12345 » Sun Aug 17, 2008 10:26 pm

First post

I'm making my second cannon and it is going to be a magazine fed rifle. In the magazine will be pieces of pipe same size as barrel. But I'm notsure...

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Yah my main ammo wil probly be darts pototoes other random crap I can fit down the barrel.

7 Replies

2440 Views

Last post by ajb12345
Tue Aug 19, 2008 10:03 am
Co2 efficiency "reverse engineering"

Last post by Hailfire753
Replies: 6
by Hailfire753 » Sat Aug 16, 2008 9:19 am

First post

I am trying to determine what size and pressure to run the chamber of my in-the-works paintball gun at in order to achieve a higher efficiency than a...

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Thanks, I remember seeing that article, but I lost it. Thanks for the link.

Also, I am kinda locked into using a 3/4 QEV; I already have it. Not too...

6 Replies

2067 Views

Last post by Hailfire753
Tue Aug 19, 2008 7:56 am
pneumatic sniper

Last post by Stifler69
Replies: 16
by Crna Legija » Sun Aug 17, 2008 7:19 am
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hey everyone, this is my first pneumatic cannon powered by a 1/2 inc ball valve. The barrel is 7mm and as you can see my chamber is a fire...

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Awwww thats awesome buddy !!
what type of fire extinguisher is it because I've always wanted to do a project with one of them ???
16 Replies

7072 Views

Last post by Stifler69
Mon Aug 18, 2008 8:02 pm
super-modded+chambers and barrels

Last post by daxspudder
Replies: 9
by daxspudder » Sat Aug 16, 2008 4:41 pm

First post

So ive finally decided to post my pneumatic, all the chambers and barrels, simple as that...

my pump rifle

my super-modded valve, minimum pilot...

Last post

its my middle name...

9 Replies

2823 Views

Last post by daxspudder
Mon Aug 18, 2008 6:20 pm
home made slide check valve for piloting

Last post by ALIHISGREAT
Replies: 22
by trollhameran » Sun Aug 17, 2008 9:04 am
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After reading a thread about using a slide check valve for a pilot, I decided to have a go at building my own from scratch.

Its not completely...

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Having a bit of trouble attaching the trigger at the moment, I cant solder to save my life
Maybe ill pm Rag and ask how he fixed the trigger on...
22 Replies

5479 Views

Last post by ALIHISGREAT
Mon Aug 18, 2008 5:27 pm
Vogt Pattern

Last post by Hubb
Replies: 11
by Hubb » Mon Aug 18, 2008 7:37 am

First post

Is there any more information about the Vogt Pattern? The only data or launchers I've been able to find is the one made by DR in the archives.

Last post

A little OT here... Going for the Chuck Norris look there Hubb... :wink:

I couldn't resist after watching the Ranger :D

11 Replies

1524 Views

Last post by Hubb
Mon Aug 18, 2008 5:12 pm
Slide Check Modification

Last post by PVC Arsenal 17
Replies: 38
by PVC Arsenal 17 » Thu Aug 14, 2008 4:14 pm
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I recently bought a slide check valve to use on a golfball mortar I will be building (slide check will be spring loaded and have a paddle attached so...

Last post

not a problem, they are part # 4622K57

THANK YOU!!!
38 Replies

6996 Views

Last post by PVC Arsenal 17
Mon Aug 18, 2008 11:18 am
sprinkler valve help?

Last post by taytayswims
Replies: 6
by taytayswims » Sun Aug 17, 2008 10:08 pm

First post

i am currently making a pneumatic cannon with a sprinkler valve. When i tested the valve after modding it with half inch ball valve, air simply just...

Last post

but my valve isn't, there is a plastic peice that is in the valve that prevents me from even touching the diaphram i. i am going crazy over this...

6 Replies

2821 Views

Last post by taytayswims
Mon Aug 18, 2008 10:05 am
High pressure pen gun MK1

Last post by Antonio
Replies: 25
by Necrosis » Mon Aug 04, 2008 1:03 pm
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It's a pen sized piston valved pengun from hell.. atleast.. it's going to be.

The pressure test at 8 bar showed no leaks.
Up that pressure 10...

Last post

Nice work here! Is ganna be pretty cool once everything works:)
25 Replies

7096 Views

Last post by Antonio
Mon Aug 18, 2008 3:39 am
Silenced ERG-SSB

Last post by blind909
Replies: 24
by frankrede » Sun May 11, 2008 7:05 pm
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This is my latest work, and quite simply it is one of my favorite cannons built to date.
ERG-SSB
Ergonomic- Silenced Smoothbore

-MORE PICS TO COME...

Last post

Is THIS One still in use? Or do you use parts from them for each other?
24 Replies

6675 Views

Last post by blind909
Sun Aug 17, 2008 2:59 pm
problems with sprinkler valve threads, from BCARMS.

Last post by ondskehem
Replies: 14
by ondskehem » Wed Aug 13, 2008 11:22 am

First post

Hi all.

I just bought a sprinkler valve from BCARMS.com And when i tried to assemble it with the other parts that i have bought, it simply doesn't...

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I agree with psycix it's good to check everything before ordering stuff... and then check it again... I am sure you can fix it by doing what people...

14 Replies

3924 Views

Last post by ondskehem
Sun Aug 17, 2008 3:20 am
Connection Questions ... HURRY !!!

Last post by McFear
Replies: 15
by Stifler69 » Wed Aug 13, 2008 1:54 am
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Now i got a real problem, I'm in a sort of competition with a mate of mine to see who can come up with the best Sniper Rifle .

I've got my design...

Last post

hey mate, if your after fittings, shraders, go to bridgestone tyre centers, 2 bucks each, (in aus, thats where i get mine. just go into the shop and...
15 Replies

4127 Views

Last post by McFear
Sat Aug 16, 2008 11:14 pm
sprinkler valve equalization hole trouble?

Last post by daxspudder
Replies: 20
by spencetron » Tue Aug 12, 2008 3:12 pm
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*I have already read the FAQ, and tried my best to fix the problem on my own*

I have a modded 1 orbit watermaster on my new (and first) pneumatic...

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YESSS!!! glad I could help you get your gun to work, I look forward to seeing it in the showcase. At some point in the near future I'm gonna add a...
20 Replies

4927 Views

Last post by daxspudder
Sat Aug 16, 2008 4:11 pm
Just another, but slightly bigger, coppergun

Last post by brother361
Replies: 17
by hyldgaard » Thu Aug 14, 2008 8:20 am
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Hello. As I have played around with copperguns a bit, I have become quite fond of high pressure ( :D ). Now i thought it was time to scale things up...

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thats just ,assive and insane really good job on it even though youve probaly heard that alot great job
17 Replies

6980 Views

Last post by brother361
Sat Aug 16, 2008 3:07 am
*UPDATE 8/13/08* Pnuematic Shank

Last post by blind909
Replies: 49
by blind909 » Mon Aug 11, 2008 9:06 pm
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I can get about 20 stots from a single charge of my tank. The Piston on the end of the steel rod is some electrican tape roled up until it fits in...

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This has been taken apart for now. I need to get some metal pipe instead of the pvc, as the pvc is cracking from the force, and It will all be...
49 Replies

14404 Views

Last post by blind909
Fri Aug 15, 2008 10:59 pm
The Golden Blackjack

Last post by jonnyboy
Replies: 29
by Davidvaini » Fri Mar 28, 2008 11:47 pm
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hey everyone, I have another gun for you guys... this time its a pneumatic cannon powered by a modded sprinkler valve. I know the expansion chamber...

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I like it, any particular ammo in mind? For some reason I like all the reducers.

Edit-spelling
29 Replies

10447 Views

Last post by jonnyboy
Thu Aug 14, 2008 11:04 am
Are they any different ???

Last post by iisthemuffin
Replies: 5
by Stifler69 » Thu Aug 14, 2008 1:08 am

First post

Well I've tired once or twice to modify a sprinkler valve but they never seem to work out,
now its got me wondering am i using the wrong sprinkler...

Last post

Im not sure what the for the hole for the selenoid is but i think its half inch.

I would buy a 1/2 to 1/4 inch adapter in the compressor isle. Then...

5 Replies

1529 Views

Last post by iisthemuffin
Thu Aug 14, 2008 8:50 am
Should I?

Last post by rna_duelers
Replies: 14
by frankrede » Thu Aug 14, 2008 12:10 am

14 Replies

2585 Views

Last post by rna_duelers
Thu Aug 14, 2008 6:53 am
sprinkler + blow gun??

Last post by psycix
Replies: 8
by Demon » Tue Aug 12, 2008 12:51 pm

First post

I am asking why put a blow gun on a sprinkler valve or a battery system to open it?

i have one, i just actuate the little black lever and its open...

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Yes, if ergonomics and thus accuracy is your goal, an electric system may be better. But for raw power, you will almost always have to pilot things...

8 Replies

1725 Views

Last post by psycix
Thu Aug 14, 2008 4:57 am
Surface differential piston test result

Last post by Solar
Replies: 7
by Solar » Fri Aug 08, 2008 12:26 am

First post

The test showed that the valve trigger on the Eclipse launcher could be regulated down to 150psi and fire a shot of 275psi. The valve is rated at...

Last post

Yeah, served me right for listening to the store where I purchased the tank and reg who told me that it would put out 450psi instead of the 520 I...

7 Replies

2026 Views

Last post by Solar
Thu Aug 14, 2008 3:33 am
Golf Ball Rifle with Rotating Breech Loader and Bipod

Last post by williamfeldmann
Replies: 12
by williamfeldmann » Mon Aug 11, 2008 2:56 pm

First post

I got this guy built last fall late enough I only had time for a few test shots with it last year. This year I have gotten my ranging down and with a...

Last post

I had considered trying to tap into the barrel and mounting one of my spare weaver rails. That way it can come back off. I have an extra 40 mm...

12 Replies

5268 Views

Last post by williamfeldmann
Wed Aug 13, 2008 8:09 pm

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