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

894157 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

434801 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

366953 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

612293 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

326171 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

77502 Views

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

Topics

extreme pressure sources

Last post by iknowmy3tables
Replies: 29
by iknowmy3tables » Sat Dec 08, 2007 3:40 pm
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I'm making this topic to discuss extreme pressure sources and alternitives to $2000+ pumps, this is an extension of my other thread only now it's not...

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surely the water will be 'sucked' out though?
well what would replace the space if it did, when I suck water with a straw the water level goes down...
29 Replies

6510 Views

Last post by iknowmy3tables
Wed Dec 12, 2007 11:01 pm
TCBC-First Pneumatic cannon

Last post by strangers
Replies: 12
by strangers » Wed Dec 12, 2007 11:28 am

First post

TCBC
Tri-Chamber Ball-valve Cannon
Specs:
Resevoir- 16.p Fl. oz. pop bottle x3 plus several lengths of .5 CPVC and fittings
Valve- 3/4 Ball-valve...

Last post

Did I mention the only thing I had to buy was the ball valve? This was a very cheap cannon. I didn't want to spend any money on the cross.

12 Replies

3214 Views

Last post by strangers
Wed Dec 12, 2007 8:54 pm
Muzzle Brakes?

Last post by VH_man
Replies: 36
by VH_man » Tue Dec 11, 2007 4:33 pm
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Well, i was researching and i found that a muzzle brake does far more than just look BadA**. It actually reduces recoil a TON....

i was just...

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that right there is actually a flash hider. but it still looks cool!!!!!!
36 Replies

8473 Views

Last post by VH_man
Wed Dec 12, 2007 11:35 am
Metal Piston Valve Questions

Last post by cwazy1
Replies: 6
by cwazy1 » Mon Dec 10, 2007 11:44 pm

First post

So I am making an all metallic pneumatic cannons at which the opperating pressure will be 200psi. it has a copper 1 chamber thats 34 long and has a...

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yeah thats what im thinking i'll do. im prolly not going to build another cannon, so i'll just stick it on there.

so update, i built my piston...

6 Replies

2428 Views

Last post by cwazy1
Tue Dec 11, 2007 11:31 pm
New Epoxy Piston.

Last post by rna_duelers
Replies: 15
by rna_duelers » Tue Dec 11, 2007 2:03 am
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I'm going to give my MR. Wilson Cannon a workout this summer so I have replaced the piston and given the whole gun a clean.

I used a Piston moulded...

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Well I'm going to do some shopping around this afternoon to fix my compressor so I will do it all in one hit and get everything I need to get the gun...
15 Replies

3954 Views

Last post by rna_duelers
Tue Dec 11, 2007 10:49 pm
Some help before.....

Last post by Mr. Beaver
Replies: 22
by Mr. Beaver » Mon Dec 10, 2007 6:08 pm
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so i'ts like this i'm going to buy the stuff for my first pneumatic cannon in a day or two and it's down to this :
i already got the plans of what i...

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ty but i'm done with the C:B ratio it's not complicated after you got it the first time ..... :roll:
22 Replies

5330 Views

Last post by Mr. Beaver
Tue Dec 11, 2007 6:25 pm
Solid Rubber Pistons.

Last post by ALIHISGREAT
Replies: 22
by Mitchza89 » Sun Dec 09, 2007 9:23 pm
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Well lads,

Looks like I've fixed the constant problem thats plagued me since I first got into small bore high pressure guns, the sealing face always...

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nice idea.

legos+spudguns= :D

Did anyone used to have K'nex? i can see that being useful and the rods are 6mm so i might sharpen some and shoot...
22 Replies

5442 Views

Last post by ALIHISGREAT
Tue Dec 11, 2007 9:47 am
Water Cannon Concept (think firehose)

Last post by mega_swordman
Replies: 5
by Zippster » Mon Dec 10, 2007 7:31 pm

First post

At my friends b-day the other day, he filled his small pneumatic's chamber full of water, then with the shop air still attached and open, he simply...

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It's all been done (Barenaked ladies anyone? Woohoohoo) Anyway, it was done and documented on Xinventions . Until I can get my internet to work...

5 Replies

1996 Views

Last post by mega_swordman
Tue Dec 11, 2007 4:50 am
Wich faster ball valve or unmodded sprinkler?

Last post by jackssmirkingrevenge
Replies: 6
by Extrusion » Fri Oct 20, 2006 11:42 pm

First post

i know the ball valve speed depends on how fast you can pull it back and i normally just smack it backwards but i cant help but feel the air still...

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how do you spring load a ball valve??????

like this , but the benefits compared to a modded sprinkler valves are minimal.

6 Replies

2938 Views

Last post by jackssmirkingrevenge
Tue Dec 11, 2007 12:38 am
Carry Air Tank

Last post by hi
Replies: 15
by elitesniper » Sun Dec 09, 2007 11:45 am
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Hey guys i just bough at 5 gallon carry air tank
and I im asking if i can unscreaw the tire chuck line and replace it with a quick connect or some...

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ive connected it to my compressor before, it works very well, better and faster than using the valve thats on there.

ps- if you want a good work...
15 Replies

3474 Views

Last post by hi
Tue Dec 11, 2007 12:19 am
My First Two Cannons

Last post by MrCrowley
Replies: 33
by dapallox1 » Mon Oct 15, 2007 11:23 pm
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My First Cannon
Chamber: 1.5 PVC pipe
Valve: 1.5 Ball Valve
Barrel: 2 PVC pipe

After a few days of stuffing different combo's of rags &...

Last post

Like this:
33 Replies

10333 Views

Last post by MrCrowley
Mon Dec 10, 2007 11:26 pm
C02 Cost?

Last post by Lftndbt
Replies: 16
by The Kid » Fri Dec 07, 2007 7:35 am
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Well my mum recently purchased a soda stream, for no familiar with a soda stream it makes soft drink and to carbonate the water c02 is used. I'm not...

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nah i could buy a regulater here from bunnings for about $120 mabey cheaper at the engenering shop

Funny you should mention bunnings.... Whilst at...
16 Replies

6098 Views

Last post by Lftndbt
Mon Dec 10, 2007 11:20 pm
Christmas Present!

Last post by Ragnarok
Replies: 12
by Pilgrimman » Mon Dec 10, 2007 12:57 am

First post

Not for you, you greedy bastards :D

I am considering making my father a spudgun for his christmas present, as he has neither the time nor the...

Last post

I did the same thing as Maxus... or he did the same as me... or something... actually, we both copied it from someone else entirely.

A bolt piston...

12 Replies

2535 Views

Last post by Ragnarok
Mon Dec 10, 2007 6:06 pm
SG-Vengeance Golfball Gun

Last post by MrCrowley
Replies: 49
by MrCrowley » Sat Nov 24, 2007 10:34 pm
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This is my last gun I bought parts for in America, it completes my American Spudgun stock pile :P

All three guns I've made with American parts are...

Last post

Update:

T-Shirt Barrel, was originally my 80mm DWV chamber from my very first combustion, which I decided did better as a T-Shirt barrel, so I cut...
49 Replies

14033 Views

Last post by MrCrowley
Mon Dec 10, 2007 2:56 am
First gun w/ Damage Pics

Last post by xXunderXcoverXx
Replies: 15
by xXunderXcoverXx » Sun Dec 09, 2007 2:23 pm
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My First Pneumatic air gun-

1 pvc
2 air Chamber
interchangeable barrels
-36 1 barrel
-30 3/4 barrel

Ammo:

3/4 Rubber Stoppers 41 cents
(Parents...

Last post

Yeah paint would be the next step but I have a deadline to meat on my next gun take a look and say your thoughts....

Thanks guys!
15 Replies

5494 Views

Last post by xXunderXcoverXx
Mon Dec 10, 2007 2:10 am
few qustions on my Pnue design

Last post by jrrdw
Replies: 6
by pizlo » Sat Dec 08, 2007 11:20 am

First post

KK all the pvc is Sch 40, I didn't show that the air chamber is end capped, and i will put a schrader on the back. so the 4 questions I have are, is...

Last post

Go by the quoted measurements not what the picture looks like.

6 Replies

1462 Views

Last post by jrrdw
Sun Dec 09, 2007 8:46 am
DWV pressure pipe

Last post by octane89
Replies: 10
by bigbob12345 » Fri Dec 07, 2007 10:28 pm

First post

One of my guns chamber is pressure rated to 280psi it says it on the pipe
but I just noticed it says DWV on the pipe should I think anything of that.

Last post

Yes thats what I was thinking of. They carry it at Home Depot, but like you said it is think stuff (at least what they have is).

10 Replies

1967 Views

Last post by octane89
Sat Dec 08, 2007 4:17 pm
12g CO2 gun

Last post by grumpy
Replies: 5
by knappengineering » Fri Dec 07, 2007 10:51 pm

First post

I am planning on making my remote control robot shoot something, so I came up with the idea of using those 12g CO2 inflators like the one shown here:...

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without knowing how many c.i. your pressure chamber is there is no way to tell, unless you have quick changer with an on/off valve. check this out it...

5 Replies

2440 Views

Last post by grumpy
Sat Dec 08, 2007 3:50 pm
UPDATED Pneumatic Sniper Rifle

Last post by qbnbountyhunter
Replies: 45
by qbnbountyhunter » Wed Nov 28, 2007 9:25 pm
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This is my best sniper rifle, it looks, feels and shoots like a real rifle. I pump it up to 120-180 PSI and i use a marble with wadding for ammo. I...

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do worry about it, it is some shitty paint i got for $0.99, but i did repaint it and smooth it out, so i just need to find my camera for some updated...
45 Replies

14121 Views

Last post by qbnbountyhunter
Sat Dec 08, 2007 1:49 pm
Mini Steel

Last post by VH_man
Replies: 24
by PCGUY » Mon Jan 31, 2005 12:45 am
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MINI STEEL

Provided By - Andeh

About 20 of 2 galvanized steel chamber, 1 goyen diaphragm valve, 36 x 1 galvanized steel barrel. Shoots very well,...

Last post

haha. firing heavy things is fun.......

like when i found a 5lb hunk of steel that fit in my shoulder-fired piston valved cannon (too bad this broke...
24 Replies

18046 Views

Last post by VH_man
Sat Dec 08, 2007 12:56 pm
Is blowgun fast enough to this?

Last post by Ragnarok
Replies: 5
by Gunner » Fri Dec 07, 2007 6:39 pm

First post

I am doing a copper valve piston air cannon and as pilot works a normal blowgun DG-10 and tee`s ID is 32mm and barrels ID 20mm and OD 22mm and pilot...

Last post

Ragnarok:I come from Finland antd that`s why I speak bad english :D .
It's actually pretty good. I've seen much worse from people who speak it as a...

5 Replies

1442 Views

Last post by Ragnarok
Sat Dec 08, 2007 11:10 am
solenoid question

Last post by grumpy
Replies: 4
by pizlo » Fri Dec 07, 2007 7:55 pm

First post

I have a plan for a phnuematic drawn up and the parts i would need in a cart on mcmaster. I have heard many mixed messages about weather a moded...

Last post

yep , you will find that generaly there will still be some pressure left in the chamber after you fire.

4 Replies

1202 Views

Last post by grumpy
Sat Dec 08, 2007 9:13 am
Grib's First Pnuematic Cannon

Last post by bob-a-lu
Replies: 40
by BigGrib » Thu Nov 22, 2007 5:10 am
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Hey check it out it;s my first pnuematic cannon. I went with 1 1/2 for everything, including the valve, which was purchased at an Irrigation...

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thats a good first gun its is better than my first gun.
40 Replies

9723 Views

Last post by bob-a-lu
Fri Dec 07, 2007 7:33 pm
What are some Fun Accessories?

Last post by Ragnarok
Replies: 13
by TheTrooper » Thu Dec 06, 2007 11:57 pm

First post

Hey what are some fun accessories someone could add to my pneumatic? I'm think along the lines of handles and stuff, but other ideas are open.
Also...

Last post

That's my madness there in that there avatar image...

I have a strong suspicion that JSR has created a truly intelligent search engine that knows...

13 Replies

2920 Views

Last post by Ragnarok
Fri Dec 07, 2007 6:23 am
Remote Firing Mechanisms ???

Last post by PCGUY
Replies: 36
by CarriageGuy » Thu Dec 06, 2007 1:57 am
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I think this deserves it's own topic thread.
Starting towards the middle of page two on my help with a rain bird topic here ; the discussion went...

Last post

Topic locked... this has gone off way too far. If you require further assistance, please post a new topic.

This will be resolved via PM.

Oh and......
36 Replies

7764 Views

Last post by PCGUY
Fri Dec 07, 2007 1:26 am

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