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

1125889 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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First post

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

552767 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

821517 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

967638 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...

Last post

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

375113 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

92482 Views

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

Topics

Back to PCP !

Last post by Ragnarok
Replies: 15
by LeMaudit » Sun May 03, 2009 9:07 pm
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Hi guys,

Following my Kick’n’Blow concept and after computing a few values for spring forces and playing more with GGDT, I finally concluded that a...

Last post

It depends, large combustions for example generate more than enough recoil to eject a cartridge
That system of yours is really a direct blowback...
15 Replies

5133 Views

Last post by Ragnarok
Mon May 04, 2009 9:21 am
GGDT and in tank Quick Dump Valve Performance.

Last post by spudtyrrant
Replies: 15
by Technician1002 » Thu Apr 30, 2009 12:39 pm
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I was trying to model the performance of my valve in GGDT. I started listing it as a barrel sealer, but it was rejected as the seat and piston...

Last post

would you really have to put any dead space on the ggdt reading?
15 Replies

13399 Views

Last post by spudtyrrant
Sun May 03, 2009 8:55 pm
paintball RPG

Last post by ssgnort
Replies: 5
by ssgnort » Sun May 03, 2009 1:54 pm

First post

Yet another Paintball rocket launcher.

Last post

About 6-7 pounds with co2, 3-4 with out tank on a bathroom scale. I like that it came out with a nice center of balance.

Mainly i just shoot the...

5 Replies

3764 Views

Last post by ssgnort
Sun May 03, 2009 3:35 pm
Mini Tennis Ball Launcher

Last post by Moonbogg
Replies: 10
by Lego101 » Mon Feb 16, 2009 8:29 pm

First post

So I've finally gotten around to posting a gun. This is by far not my first pnuematic, I've made too many to count. So anyways, this is my Mini...

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That looks sweet. I like it, never seen a gun that compact before with such a large bore. Does the burst disc help? I've never made a pneumatic so I...

10 Replies

6990 Views

Last post by Moonbogg
Sat May 02, 2009 8:37 pm
converting a 25mm pvc pneumatic to shoot bb pellets

Last post by SubsonicSpud
Replies: 4
by spatout » Sat May 02, 2009 4:28 am

First post

Hi all
I hope i posted this in the right place.
I made this gun,
a 25mm pneumatic
it works great, but i am trying to mod it to shoot smaller bb size...

Last post

Instead of putting a smaller barrel in, I'd use a sabot or wad. If it fits, grab some empty shotshells.

More rounds per shot, and a larger surface...

4 Replies

3924 Views

Last post by SubsonicSpud
Sat May 02, 2009 5:21 am
Old School 3" Super Ghetto Cannon

Last post by SubsonicSpud
Replies: 2
by SubsonicSpud » Sat May 02, 2009 2:54 am

First post

Hey guys,

Well I finally managed to salvage an old cannon I made in high school about 8 years ago. I hooked it up to an air supply and it actually...

Last post

Very very cool!

I find it a lil amusing you use a fast valve to pilot a slow valve, though I have tried a pneumatic ram before and admittedly they...

2 Replies

2246 Views

Last post by SubsonicSpud
Sat May 02, 2009 3:47 am
TD 1 golf ball cannon(my first pneumatic)

Last post by smiley_666
Replies: 2
by smiley_666 » Sat May 02, 2009 1:43 am

First post

well as the title suggests, this is my first pneumatic(edit: its actually my first spud gun). iv been lurking around here for a while and designed my...

Last post

thanks. i do have a barrel support but i just didnt have it on when i took the photos :)

2 Replies

1960 Views

Last post by smiley_666
Sat May 02, 2009 3:10 am
air chamber to sprinkler valve

Last post by jook13
Replies: 9
by brettdotcom14 » Fri May 01, 2009 5:40 pm

First post

im going to have a typical over under pneumatic with the sprinkler valve on top. 3 diameter air chamber and a 1 sprinkler valve. should i go from the...

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In the question you are asking in the original post, I dont see it making a difference either way.

Do what ever makes more sense as far as money and...

9 Replies

2548 Views

Last post by jook13
Fri May 01, 2009 8:08 pm
My First pneumatic

Last post by inonickname
Replies: 7
by irisher » Thu Apr 30, 2009 7:21 pm

First post

Although I have not posted in order this is my first spudgun.It uses a 1 in. UNmodified sprinkler valve.It is filled through a schreader in the...

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I agree bout the barrel length and sprinkler valve. Essentially a 1 sprinkler is only 3/4 porting so I wouldn't use it with that size pipe but I bet...

7 Replies

3440 Views

Last post by inonickname
Fri May 01, 2009 9:13 am
KopperBess Update (w/pics)- 4th revision (now has a breech)

Last post by VH_man
Replies: 14
by Big-E » Mon Mar 23, 2009 1:48 pm

First post

Hey all...
I revised my Kopperbess design a bit, I think I like it like this. Still debating a breech though, but it'll have to wait...

Edit ---> No...

Last post

I Drooled over those pictures. Its sexy man. Just sexy.

I like those sites. Any info on how i could construct a set of those?

14 Replies

7844 Views

Last post by VH_man
Thu Apr 30, 2009 7:30 pm
i need a little help

Last post by Technician1002
Replies: 16
by cannon monkey » Wed Apr 29, 2009 9:20 pm
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i going to try make a piston valve......

i thinking
2 inch tee
1/2 inch ball valve
chamber... i wanna use my old tank
i believe for the piston...

Last post

Looks like you got the image up OK. May want to up the 1 inch pipe to 1.5 inch pipe. I think you will like this quick mod to about double the power....
16 Replies

3377 Views

Last post by Technician1002
Thu Apr 30, 2009 2:58 pm
How to use electric bike pump in my home?

Last post by stavcas
Replies: 11
by stavcas » Wed Apr 29, 2009 6:28 am

First post

I have an electric bike pump and I want to change the electricity from this:

to this:

or just something that will allow me to use this pump...

Last post

WOW Guys!
Thanks for all the good answers :)
I'm using a PSU and it's going well!
BTW I really like the community here!
Thanks again Guys!
~Stav!

11 Replies

3560 Views

Last post by stavcas
Thu Apr 30, 2009 2:40 pm
500 fps ASCO

Last post by jackssmirkingrevenge
Replies: 34
by sjog » Sun Feb 03, 2008 9:35 pm
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Shot GB's over chronograph today, 500 fps. I was a little surprised.
Put some paint on yesterdays creation.
My 'little brother' popped off a few...

Last post

Fantastic detail :D bit inconvenient to run in this format though, but for the dedicated user its worth it.
34 Replies

7830 Views

Last post by jackssmirkingrevenge
Thu Apr 30, 2009 11:52 am
Co-axle, bolt-action, barrel-mag?

Last post by NetherPhoenix
Replies: 13
by NetherPhoenix » Tue Apr 21, 2009 7:40 pm

First post

Ok, right now I am in the design stage for a paintball/similar-sized-object sniper rifle. In my head i wanted to make it a co-axle. barrel mag,...

Last post

yeah, i can see how it would be easier, so i'll make the idea work somehow

13 Replies

3896 Views

Last post by NetherPhoenix
Thu Apr 30, 2009 7:13 am
QEV pop-off guns plus trigger

Last post by SPG
Replies: 32
by Gaderelguitarist » Tue Apr 28, 2009 8:10 pm
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So it has hit me like a sack of bricks that QEV pop-off guns are the hot ticket these days. However I've noticed that all of the one's I've seen use...

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Ragnarok, you are, of course, correct. Using the language well does help to give the impression that you know what you're talking about. I will...
32 Replies

12594 Views

Last post by SPG
Thu Apr 30, 2009 5:38 am
Needs lots of help

Last post by SubsonicSpud
Replies: 2
by brettdotcom14 » Wed Apr 29, 2009 9:44 pm

First post

well i made a nice combustion cannon awhile ago and it was alittle sketchy didnt use it much and about a week ago it fell and the chamber broke. so...

Last post

There is a search function, suggest you spend a couple of hours using it :) There is also a Sticky Thread in the Pneumatic area on piston valves and...

2 Replies

1321 Views

Last post by SubsonicSpud
Wed Apr 29, 2009 9:52 pm
Construction Question

Last post by Moonbogg
Replies: 5
by hatssold » Tue Apr 28, 2009 7:47 pm

First post

Hey guys this is a pretty cool site. I was wondering...I just finished a over-under sprinkler valve spud gun and it turned out pretty well. I am now...

Last post

Maybe this will give you an idea or two.

5 Replies

2378 Views

Last post by Moonbogg
Wed Apr 29, 2009 3:18 pm
Nifty stock/regulator combo

Last post by MountainousDew
Replies: 1
by Solar » Wed Apr 29, 2009 1:42 am

First post

These guys are a great resource for pneumatic parts. Make sure to check out the rest of their products. The regulator is the best I have found. It...

Last post

Great find!
But it kinda looks more like a flute to me than a stock...
Anyone else?

1 Replies

943 Views

Last post by MountainousDew
Wed Apr 29, 2009 2:51 pm
Air Conditioner compressors on eBay

Last post by john bunsenburner
Replies: 17
by daberno123 » Sun Mar 15, 2009 11:55 am
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I know there was some speculation in another thread about using air conditioner compressors and that they could possibly pump twice as much as fridge...

Last post

Scuba tanks ussually have a volume of 10 or 12liters.
17 Replies

6069 Views

Last post by john bunsenburner
Wed Apr 29, 2009 12:22 pm
witch pilot valve is the best

Last post by far_cry
Replies: 18
by far_cry » Mon Apr 27, 2009 2:36 pm
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ok i have to know witch pilot valve is the best

a blow gun or hammer valve to pilot the barrel sealer that i want to build ?
because if it not have...

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No, it doesn't get quite the same overall power - but he does get more shots out of one fill.

It all depends on what you're looking for in any given...
18 Replies

5137 Views

Last post by far_cry
Wed Apr 29, 2009 8:40 am
Anyone tried these pumps?

Last post by inonickname
Replies: 6
by inonickname » Mon Apr 27, 2009 9:29 am

First post

Well after some boredom and searching around..I was looking at pumps for pcp air rifles. They struck me as things that would be perfect for gippeto's...

Last post

As the closest body of water that is connected to every other body of water here is 200+ k's away there's no dive shop. I'm looking at trying to...

6 Replies

1451 Views

Last post by inonickname
Tue Apr 28, 2009 12:13 am
Automatic Grenade Launcher (Airsoft/Paintball/Nerf)

Last post by Davidvaini
Replies: 16
by Davidvaini » Fri Apr 24, 2009 5:17 pm
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Hey I am still working on the model and design, but It is a basic QEV with popoff design for the automatic firing. I still have to add the pop-off...

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I would be using it relatively lower pressures. I think around 120 psi if not a little less.

Those plastic balls may collapse at 120 PSI with a...
16 Replies

8895 Views

Last post by Davidvaini
Mon Apr 27, 2009 11:53 pm
Would a Shock pump make sense in this situation?

Last post by sputnick
Replies: 18
by maverik94 » Sun Apr 26, 2009 6:44 pm
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Ok, I will get straight to the point, would a shock pump such as this one:
be better than a foot pump for pumping up the chamber of my gun that is...

Last post

no problem, Good luck!
18 Replies

7072 Views

Last post by sputnick
Mon Apr 27, 2009 5:36 pm
First Pneumatic made by me and integral

Last post by covey12
Replies: 48
by medic » Tue Apr 03, 2007 3:48 am
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integral and I decided to build this on our holidays we made it from pvc and used a sprinkler valve (not your average one, it had a guide rod but...

Last post

thats cool, id suggest too going along and painting it
48 Replies

27967 Views

Last post by covey12
Mon Apr 27, 2009 4:40 pm
Which is better for pumping?

Last post by mark.f
Replies: 9
by hatssold » Sun Apr 26, 2009 1:06 pm

First post

Which is better for pumping......

A Bike Pump
or
A shock pump?

Last post

That pump is also extremely low flow. The Crosman model takes about 100 pumps to bring the PCP reservoir on their Discovery to pressure (2.5 kPSI),...

9 Replies

12103 Views

Last post by mark.f
Mon Apr 27, 2009 9:11 am

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