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

897438 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

436343 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

370779 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

614200 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

326945 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

77835 Views

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

Topics

Locksmith pneumatic BB Pistol

Last post by locksmith
Replies: 13
by totalyfrozen » Thu Mar 27, 2008 2:35 pm

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Now this is fun!! Locksmith's new toy, not fully completed but close. I know this was suppossed to go in th BBMG section.. so if you can move it that...

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because I didnt want to put a plate on the other side and see no reason to have a hole all the way through.It feeds fine one sided.

13 Replies

6490 Views

Last post by locksmith
Fri Mar 28, 2008 9:40 pm
dummy co2 cartridge?

Last post by THUNDERLORD
Replies: 2
by THUNDERLORD » Fri Mar 28, 2008 5:14 pm

First post

hello to all, years ago i saw a dummy co2 cartridge on a air gun site which is no longer on the internet. it was a machined aluminum dummy 12gram co2...

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thanks grumpy and now i will have a grumpy day!!!, i will post pics of application hopefully.

2 Replies

2376 Views

Last post by THUNDERLORD
Fri Mar 28, 2008 5:44 pm
semi auto fireing

Last post by THUNDERLORD

by THUNDERLORD » Fri Mar 28, 2008 3:12 pm

hello to all, one concept that i have not seen posted is to have the magazine connected to the trigger. i was thinkinking about a two stage trigger...

0 Replies

1776 Views

Last post by THUNDERLORD
Fri Mar 28, 2008 3:12 pm
Burst Disk Grenade/Mine

Last post by Tom
Replies: 28
by Davidvaini » Sun Mar 09, 2008 2:13 am
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I thought of a really simple way to incorporate a burst disk for use of a grenade or landmine. Not really sure if anyone thought of this but its new...

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Google sketch up a beautiful and simple program :D
Tom
28 Replies

7572 Views

Last post by Tom
Fri Mar 28, 2008 2:47 pm
Deathray Marble Machine Gun

Last post by Brian the brain
Replies: 127
by Brian the brain » Thu Dec 20, 2007 5:00 pm
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Here is a preview to my current project.
I finally obtained a QEV and was eagre (sp??) to try out the QEV-safety pop-off principle to achieve full...

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It didn't work very well.I had to pump the trigger to get it to work and got 1 shot every 2 seconds.
THey were powerfull shots nonetheless, but not...
127 Replies

53883 Views

Last post by Brian the brain
Fri Mar 28, 2008 1:13 pm
double barrel

Last post by paaiyan
Replies: 18
by sniper hero » Wed Mar 26, 2008 2:58 pm
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I did some quick research but I couldn't find anything about a pneumatic with a double barrel. did anyone make one already?
it would do more damage...

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Kinds of looks like the rocket launcher from halo...now all you need is the MALJOR amour and a kick arse Covenant carbine... 8)

The design of the...
18 Replies

5561 Views

Last post by paaiyan
Fri Mar 28, 2008 12:05 pm
HP hammer valve.. need help

Last post by RDX,
Replies: 7
by RDX, » Wed Mar 26, 2008 11:07 am

First post

(I`m not very good at english, but i hope you understand what I try to say.) :oops:

I`m making a high pressure air rifle :wink: and its going to be...

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Ready made CO2 rated, I'm sure it'd be easy enough to configure into a rifle.

VOILA

That could work for something but not for my rifle, my rifle...

7 Replies

2254 Views

Last post by RDX,
Thu Mar 27, 2008 10:09 am
Valve needed for Tshirt cannon

Last post by PCGUY
Replies: 11
by tommylauncher » Thu Mar 27, 2008 7:29 am

First post

Hi im looking for a valve that can be used on a tshirt cannon,thats run on co2. can a sprinkler valve be used? any thing out there that can be used/...

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It's OK. Since you are looking for lots of information then I am going to move this to Pneumatic Discussion, where you will get better help.

11 Replies

2504 Views

Last post by PCGUY
Thu Mar 27, 2008 9:09 am
backwards valve?

Last post by Carlman
Replies: 8
by enginerd » Tue Mar 25, 2008 12:04 pm

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ok so i build my cannon and put the valve in with the arrows pointing in the direction of the flow, the only problem is when i pressurize it it leaks...

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lol you have the same valve as me, i couldnt get it to work till i filled that rod with epoxy.

now it works just fine :D

8 Replies

2429 Views

Last post by Carlman
Thu Mar 27, 2008 12:16 am
GB mortar burst disk

Last post by koolaidman
Replies: 58
by Carlman » Wed Mar 19, 2008 7:29 am
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heres one for ya, basically a triggered burst disk but with the 'puncturer' getting hit by the projectile thus bursting disk and firing projectile.

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Gahh, Carlman you posted a diagram of this mortar idea months ago i remember. Here it is: . In there, i said id try it out for you you said yes...
58 Replies

8017 Views

Last post by koolaidman
Wed Mar 26, 2008 9:54 pm
Help With CO2 Launcher, Questions

Last post by Carlman
Replies: 1
by tommylauncher » Wed Mar 26, 2008 11:50 am

First post

Hi all,
Was wondering if i could get a little help with a few questions.Iwant to build a pneumatic tshirt launcher,i have built many launchers for...

Last post

image didnt work out, just upoload via spudfiles uploader when you go and click the edit button on your post :wink:

1 Replies

859 Views

Last post by Carlman
Wed Mar 26, 2008 12:06 pm
pilot filling.

Last post by SpudFarm
Replies: 4
by SpudFarm » Wed Mar 26, 2008 8:11 am

First post

i am bored and decided to tell you guys this.

people are complainig of peoples pilot volume but the dude with the gun got no clue how to make it...

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yes just unneeded pilot volume.

4 Replies

898 Views

Last post by SpudFarm
Wed Mar 26, 2008 9:03 am
How to Disprove/Deem Plausible Ridiculous Range Claims

Last post by mark.f
Replies: 18
by mark.f » Thu Mar 20, 2008 11:57 pm
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Alright, we've all heard the ever present new-guy range claims, like, for a 2 barrel ball-valve pneumatic, i shot 800 meters w/ a potayto!11! . Most...

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Yes, I remember using this approach when BigBang supposedly measured supersonic golfballs with a standard combustion.
18 Replies

5228 Views

Last post by mark.f
Wed Mar 26, 2008 8:34 am
Help me with my pressure washer launcher-Getting no distance

Last post by Jared Haehnel
Replies: 15
by Blitzen » Sun Mar 23, 2008 9:08 pm
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//////////////////////////////////////////////////////////////////////////////////////////////
Okay, right down to business, here are some pics of...

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I agree with all the above posts....it would be best is you piped it into a chamber then released it from the chamber then to release it from what...
15 Replies

5199 Views

Last post by Jared Haehnel
Tue Mar 25, 2008 10:08 am
3rd piston gun Big Blue

Last post by Jared Haehnel
Replies: 19
by elitesniper » Sat Feb 16, 2008 6:36 pm
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This may looks exactly like my second gun but its just another one i made a little bigger though, I made this one for my dad so he can shoot too :D...

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Thats a nice gun and I enjoy how you did the vidoes.

Good job....
19 Replies

8248 Views

Last post by Jared Haehnel
Tue Mar 25, 2008 10:02 am
Pneumatic spud gun legality

Last post by lockmanslammin
Replies: 9
by cooptroop123 » Sun Mar 23, 2008 3:30 pm

First post

I live in Lincoln, NE and while firing my cannon the other day i got called in and a cop said that i couldnt shoot it. Is this true? i was under the...

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Coop... Nice to see someone in the neighborhood. I know this is off topic, but I was wondering for a while if I was all alone out here in the...

9 Replies

3305 Views

Last post by lockmanslammin
Mon Mar 24, 2008 10:59 am
what if I .....?

Last post by sniper hero
Replies: 3
by sniper hero » Sun Mar 23, 2008 12:30 pm

First post

ï'm making a gun of copper and I was wondering what would happen if I put too much pressure on it (it's soldered)
would it explode with a bang or...

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ok thanx I thought it would be too high to pump but still I was curious.
i'm using 50-50 tin-lead but I don't use high pressure (now not more then 6...

3 Replies

1534 Views

Last post by sniper hero
Sun Mar 23, 2008 5:39 pm
My pneumatic blew up!!!!

Last post by NO_NAME
Replies: 12
by NO_NAME » Sun Mar 23, 2008 1:06 am

First post

Well yesterday i was out side trying out my new golf ball barrlel i made and i had just aired my gun up,i only had it filled to 70 psi thank god.But...

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HA!!! i fixed it.lol

12 Replies

3688 Views

Last post by NO_NAME
Sun Mar 23, 2008 2:00 pm
Found a possible supplier for larger QEVs

Last post by STHORNE
Replies: 6
by A a r o n » Sat Mar 22, 2008 8:11 pm

First post

I haven't bought anything from them yet but they look legit. Hope someone finds this useful.

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nice job A a r o n. very useful site with reasonable prices. keep em commin. lol, bcarms has some competition now.

6 Replies

2209 Views

Last post by STHORNE
Sun Mar 23, 2008 9:26 am
KAP-R2

Last post by bigbob12345
Replies: 29
by PCGUY » Sun Jan 30, 2005 11:52 pm
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KAP R2

Provided By - Andeh

This is a cool gun, mainly because it is so unique. I need to fix this thing up for this summer... everyone thinks it...

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you are right dead space = bad

Well GGDT says completely contrary to that.
i have supposedly increased the velocity of the PG by 75fps by adding...
29 Replies

20144 Views

Last post by bigbob12345
Sat Mar 22, 2008 8:24 pm
Mini Coaxial Epoxy Issues

Last post by kablooie
Replies: 6
by kablooie » Sat Mar 22, 2008 4:29 pm

First post

I am making a mini coaxial cannon, the design is here:

I have almost completed it, but I have come across a major problem with my epoxying and...

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It's not the threads that are the problem, I guess I wasn't very clear about that. Anyway, the problem is that I couldn't find fittings that would go...

6 Replies

1550 Views

Last post by kablooie
Sat Mar 22, 2008 7:39 pm
Reverse blowgun?

Last post by Counterstriker
Replies: 2
by Counterstriker » Sat Mar 22, 2008 3:09 pm

First post

I was at lowes and once again they didn't have the right reducers..So I had to settle for a 1/8 to connect the blow valve. The end part of the...

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yes yes but its not as fast opening, and you make have to remove one of those retarded safety nozzles

Thanks a whole bunch!

2 Replies

1052 Views

Last post by Counterstriker
Sat Mar 22, 2008 4:18 pm
my new cannon

Last post by Lentamentalisk
Replies: 31
by unisonmind » Sat Feb 10, 2007 1:00 am
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so this is try #2 with a pneumatic . the camber is a welding tank,a 3/4 Q.E.V. , a blowgun for the pilot and some ball valves for safety.i only got...

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search quick exhaust valve they are the ones that look like the silvery gizmo

and thank you very much for bumping this thread back into life......
31 Replies

13158 Views

Last post by Lentamentalisk
Sat Mar 22, 2008 4:13 pm
Surface Area and Force Questions

Last post by jimmy101
Replies: 6
by Flash » Thu Mar 20, 2008 7:38 pm

First post

Okay, if you've seen my last two topics, you'll have noticed that I need to brush up on some physics and clear some of my misconceptions. So I need...

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So basically, only the flat surfaces facing the direction it's moving are the only forces that contribute force ? And what do you mean by...

6 Replies

2162 Views

Last post by jimmy101
Sat Mar 22, 2008 11:11 am
high pressure sawn off shotgun!!

Last post by Ragnarok
Replies: 19
by spudthug » Tue May 22, 2007 8:29 pm
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well this is my ugly sawn off shotgun..look later in the posit for upgrades and things i am going to do....ok on the matter of this gun. if u couldnt...

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Um, because I felt like it, if you don't want to read a year old topic, don't click the link.
Not a great excuse - links are clicked because we are...
19 Replies

8637 Views

Last post by Ragnarok
Sat Mar 22, 2008 5:56 am

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