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

899996 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

437543 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

371815 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

615444 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

327532 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

78035 Views

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

Topics

Breech loading, bolt action sniper design

Last post by moses
Replies: 5
by moses » Wed Jul 09, 2008 2:43 am

First post

Any feedback? I would like to know if I'm going to kill myself before I build it. I will get pvc rated for 160psi for the chamber.
In regards to my...

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Hello again, I have a few of questions:
With the garden-hose valve, what kind of flow should I expect? Why does (almost) nobody use these? In my...

5 Replies

1915 Views

Last post by moses
Mon Jul 14, 2008 3:03 am
Adapters for interchangeable barrels

Last post by Sean
Replies: 4
by Sean » Sun Jul 13, 2008 7:29 pm

First post

I'm going to be using a modded 3/4 inch sprinkler valve and I was wondering: If I wanted to have interchangeable barrels, would it be better to have...

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Yes I have already bought it and modded it, I ran out of money at first so I had to buy all of the parts at different times :P

4 Replies

2166 Views

Last post by Sean
Sun Jul 13, 2008 7:47 pm
O-rings? Are they feasible for the shallow pocketed?

Last post by Xerxys
Replies: 17
by Xerxys » Sat Jul 12, 2008 12:55 pm
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I hate asking for help like this because there is probably is already a topic on it and it annoys me when other people do it. Moving on.

I need to...

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Another good idea, I'll see if I can rig something up with my workmate
17 Replies

5134 Views

Last post by Xerxys
Sun Jul 13, 2008 11:07 am
Fridge compressor question.

Last post by POLAND_SPUD
Replies: 5
by JDP12 » Fri Jul 11, 2008 8:40 pm

First post

How do you lube these things?? Where and what type of oil??

Thanks

PS. Im not quite back yet. Still pretty busy

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well I'd stick to engine oil or compressor oil

keep in mind that your compressor already has some oil inside - it 'd take some time before it runs...

5 Replies

1420 Views

Last post by POLAND_SPUD
Sun Jul 13, 2008 9:42 am
Pnuematic Rifle .50cal

Last post by rednecktatertosser
Replies: 27
by pocket » Fri Jul 11, 2008 3:25 pm
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Ok so a while back i created a pneumatic spud gun that was more or less the most simplest cannon you could make with 1/2 copper barrel and 2 ABS...

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Yes, sorry, back on topic:

I really like what you did with the trigger mechanism, It must give it a much more realistic feel to it.

Looks good from...
27 Replies

8295 Views

Last post by rednecktatertosser
Sat Jul 12, 2008 10:37 pm
1 Inch Steel Nipple Piston

Last post by Kobl
Replies: 17
by Kobl » Mon Jul 07, 2008 8:19 pm
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I'm in the very final stages of building a 1' galvanized steel piston cannon and my only snag is the piston. Either it doesn't seal at all or it...

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I think I'm just gonna get a brass nipple and make a cast hot glue piston instead, it just worked wonder on an air soft gun I just made.

Thanks for...
17 Replies

3904 Views

Last post by Kobl
Sat Jul 12, 2008 8:42 pm
Need answer ASAP

Last post by starman
Replies: 40
by FishBoy » Wed Jul 02, 2008 10:33 pm
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Ok, i have just completed this piston gun, it's a 1 barrel sealing piston with a 1/2 port and a 1/2 pilot, all the parts are pressure rated, I used...

Last post

Bump it
40 Replies

11233 Views

Last post by starman
Sat Jul 12, 2008 4:28 pm
rocket bottle launcher

Last post by WEEMAN
Replies: 18
by WEEMAN » Mon Jun 30, 2008 5:44 pm
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I have a question......
has anyone ever built a botttle rocket launcher??
i plan to build one its gonna be 3ft long by about 3 inch wide abs pipe...

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k i made it and its awesome!!! :lol:
basically i found some old cork and drilled a hole big enough for an extensoin for the needle on a tire...
18 Replies

10218 Views

Last post by WEEMAN
Sat Jul 12, 2008 2:28 pm
pneumatic marble gun (need a bit of help)

Last post by Strake
Replies: 39
by rhyce » Wed Jul 09, 2008 6:16 am
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Hey everyone,

I've been lurking around this site for a while and just have a few questions about making a marble pneumatic.

First i am not sure...

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try putting a bit of Vaseline or some other type of gel type substance in the barrel where you want your ammo to sit it should support it you will...
39 Replies

11433 Views

Last post by Strake
Sat Jul 12, 2008 7:07 am
Nerf Pocket Vortex cannon: Questions from a new builder

Last post by Thom
Replies: 20
by Thom » Sun Jul 06, 2008 12:55 am
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I'm looking to build a cannon to fire Nerf Pocket Vortex footballs. The targets will be people, so obviously it has to be reasonably weak....

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Hmm. At 60 psi, GGDT is telling me that using a 3/4 QEV (The biggest I see on McMaster) would basically cut the power in half. Whereas a 2...
20 Replies

6164 Views

Last post by Thom
Fri Jul 11, 2008 10:06 pm
Making piston valve coax - need to know if itll work+ schems

Last post by Coodude26
Replies: 10
by Coodude26 » Thu Jul 10, 2008 7:01 pm

First post

I am planning to make a piston valve coax piloted by a sprinkler valve, I was wondering if there were any glitches in this schematic, if so please...

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Like the ones on the back of most people's first combustions? Or do you mean male ?

10 Replies

1899 Views

Last post by Coodude26
Fri Jul 11, 2008 2:44 pm
A Working Reciporicating Piston!

Last post by ghostman01
Replies: 5
by VH_man » Thu Jul 10, 2008 5:56 am

First post

im not sure if this should go in the BB/airsoft/pellet section or not, but whatever, if it needs to be moved i hopethat it will.

anyway, i was...

Last post

same as what ant did

5 Replies

1607 Views

Last post by ghostman01
Fri Jul 11, 2008 3:44 am
Temprature drop

Last post by sandman
Replies: 37
by vovka351 » Wed Jul 02, 2008 2:01 pm
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Due to the nature of a pneumatic, when you shoot, the temprature of the air goes down, A LOT, how bad of an issue is this? Because i was testing an...

Last post

kk, i didnt think it was that easy, just wondering
37 Replies

7524 Views

Last post by sandman
Thu Jul 10, 2008 10:12 pm
Progress is underway

Last post by SpudFarm
Replies: 21
by frankrede » Sun Jun 29, 2008 8:29 pm
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This is my latest project, all parts have been bought and some work has began.
It is MkII of my ERG-SSB

Heres a rough(not to scale;)) drawing I...

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love is in the air :)

and i have to say i am agree with Karen
21 Replies

4872 Views

Last post by SpudFarm
Thu Jul 10, 2008 5:45 pm
Karen's cannon

Last post by Ragnarok
Replies: 51
by frankrede » Tue Jul 08, 2008 7:03 pm
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This is a cannon that my girlfriend and I built today.
She built most of it, and really liked learning about my hobby.
Pshhh...she says she is going...

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You could count the number of cannon related posts in this topic on the fingers of a blind butcher...
I give you Hotwired - the king of metaphor....
51 Replies

11016 Views

Last post by Ragnarok
Thu Jul 10, 2008 4:01 pm
Redneck's Plinkers

Last post by rednecktatertosser
Replies: 10
by rednecktatertosser » Wed Jul 09, 2008 10:52 pm

First post

So today I was poking around my garage, and found a bin of small brass parts, a short length of 1/4 brakeline, and some blowguns. naturally, I...

Last post

Hmm... thank you! I have been trying to decide how to make it either breech loaded or magazine fed, and as soon as I get some money, Ill try that out!

10 Replies

3211 Views

Last post by rednecktatertosser
Thu Jul 10, 2008 2:55 pm
Goat's Gun

Last post by pocket
Replies: 58
by goathunter » Thu Apr 26, 2007 9:31 pm
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This baby has been my pride and joy for the past couple of months.I built it for use at paintball scenario games.I tank hunt so this is my prime...

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wow man good job i love it im goona build one of that sort next just gorgeous mate
58 Replies

26103 Views

Last post by pocket
Thu Jul 10, 2008 11:45 am
Low-pressure 3-liter bottle cannon.

Last post by moses
Replies: 41
by Kris.Is.Awesome » Tue Jul 25, 2006 8:33 pm
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Hey everyone. I got to messing around today. I found a 1/2 brass ball valve around here today, and wondered how I could use it to make something fly...

Last post

How so? No problems for me.
41 Replies

20495 Views

Last post by moses
Thu Jul 10, 2008 5:05 am
Improvement on a proposed design

Last post by rednecktatertosser
Replies: 7
by Pilgrimman » Wed Jul 09, 2008 6:07 pm

First post

The following design was proposed in another thread. This diagram shows some improvements I thought of.

This diagram is the valve in the closed...

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Aye, I think that would be the right way to go on this one.

Well, I say go for it man. Always worth trying now stiff like this.

Hope to see one...

7 Replies

1637 Views

Last post by rednecktatertosser
Wed Jul 09, 2008 9:14 pm
Trouble finding a Sprinkler Valve

Last post by jr
Replies: 13
by Coodude26 » Sat Jul 05, 2008 10:50 pm

First post

Total Stores Checked: 10

I have had lots of trouble finding a sprinkler valve, from hardware store workers getting immensely confused to other...

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I have not seen that particular one before! But I would imagine that all valves are moddable! Or you could just run it off of the silenoid..

I am...

13 Replies

3389 Views

Last post by jr
Wed Jul 09, 2008 8:33 pm
sch40 failure

Last post by daxspudder
Replies: 20
by daxspudder » Sun Jul 06, 2008 8:44 pm
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Shooting my pneumatic today for the 1000th time, a short piece of 3/4 sch40 blew up as I fired, a piece that connected the chamber to a modded...

Last post

well I think I have discovered a valuable lesson, that I have never heard of. Keep your barrels supported on over unders. My replacement chamber is...
20 Replies

4837 Views

Last post by daxspudder
Wed Jul 09, 2008 8:15 pm
Boogie Pneumatic Launcher

Last post by THUNDERLORD
Replies: 11
by PCGUY » Sat Feb 05, 2005 3:47 pm

First post

BOOGIE PNEUMATIC LAUNCHER

Provided By Boogieman - www.advancedspuds.com

For more pictures and info please click here

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I made one of those before, and it did not seal properly on the barrel to the chamber. any tips?

I hope you die of leukemia.

-Butt

Is it wrong...

11 Replies

12546 Views

Last post by THUNDERLORD
Wed Jul 09, 2008 4:03 pm
New (to my knowledge) bolt/piston design

Last post by jonnyboy
Replies: 3
by jonnyboy » Wed Jul 09, 2008 11:05 am

First post

To the best of my knowledge this is a new piston loading mechanism. If its not please don't flame me for stealing someones design .

The bolt...

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I think a detailed description of how it would work is needed. I'm looking and not seeing at the moment.

I'm having a current suspicion you're...

3 Replies

1188 Views

Last post by jonnyboy
Wed Jul 09, 2008 3:21 pm
alternate ways of fixing burst discs?

Last post by trollhameran
Replies: 8
by trollhameran » Wed Jul 09, 2008 1:18 pm

First post

Sorry if this has been asked before but is there any other ways of fixing burst discs on a copper gun rather than using a union, as I need an easy...

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I will probably be using foil, im not to worried about power a i am mainly going for rof

8 Replies

965 Views

Last post by trollhameran
Wed Jul 09, 2008 3:20 pm
Sprinkler Valve in GGDT

Last post by MrCrowley
Replies: 2
by skyjive » Tue Jul 08, 2008 7:35 pm

First post

Has anyone figured out the GGDT inputs to model a BC Arms blow-gun modded 1 Sprinkler valve? Thanks

Last post

There's also a fair amount of discussion about variants and different variables with sprinler valves here:

2 Replies

1097 Views

Last post by MrCrowley
Tue Jul 08, 2008 9:13 pm

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