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

898635 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

436917 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

371263 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

614770 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

327220 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

77936 Views

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

Topics

BIP Sniper (build in pump)

Last post by BlackH
Replies: 22
by BlackH » Thu Jun 05, 2008 1:08 am
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Hey guys.

This one I build last night had the plan for quite a while but did not have a compressor so i build a combustion the first 3 times, but...

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Yes that is why I left the piece of blue pipe over at the t-joint so that I can insert a female strew in cap thing to make my piston fit in there,...
22 Replies

9207 Views

Last post by BlackH
Wed Jun 11, 2008 2:08 am
vacuum assisted pilot?

Last post by jackssmirkingrevenge
Replies: 13
by drex » Wed Jun 04, 2008 4:01 pm

First post

i was just wondering if you could increase a piston valves performance by hooking up a vacuum to the pilot like this

piston->pilot->vacuum

when...

Last post

No.

Don't trample over my dreams, you'll be telling me Santa doesn't exist next :?

por qué ?

13 Replies

4009 Views

Last post by jackssmirkingrevenge
Wed Jun 11, 2008 12:35 am
Best type of QEV? (and pilot/fill valve)

Last post by Hailfire753
Replies: 31
by Hailfire753 » Sun Jun 08, 2008 9:00 pm
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It's summer, and I would like to start making a paintball gun as soon as I can convince my dad.

The gun will use a QEV/ homemade sleeve valve combo...

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Doh. For some reason I was thinking C was the hole at the bottom, below B . Whoops.

EDIT: Also, looking at the sleeve valve more, I don't think it...
31 Replies

12889 Views

Last post by Hailfire753
Tue Jun 10, 2008 2:21 pm
Presta valve = check valve?

Last post by Carlman
Replies: 7
by Carlman » Sun Jun 08, 2008 1:50 pm

First post

i have decided to make a homemade stirrup pump.

could i use a presta valve (or 2) for my check valve if i set it in epoxy in a wall elbow?

also i...

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thanks all, i will use probably 2 presta valves with springs of necessary set in epoxy all inside a wall elbow :D

thanks for all who helped.

7 Replies

2768 Views

Last post by Carlman
Tue Jun 10, 2008 9:31 am
my first cannon ****update***** Damage video

Last post by Fat Joe 91
Replies: 19
by Fat Joe 91 » Sat Jun 07, 2008 4:51 pm
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this is my first cannon it is made out of SCH 40 pipe, a modded 1 inch sprinkler valve. the bore is .5 inch pvc pipe and the chamber is 3 inch sch 40...

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oooh sorry i have to take that off

Thank you, much better!... :wink:
your welcome
19 Replies

7412 Views

Last post by Fat Joe 91
Mon Jun 09, 2008 9:31 pm
Feeling a little down after I decided to do this..

Last post by STHORNE
Replies: 33
by gwoloshyn » Thu Sep 06, 2007 9:18 am
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I made a cannon (my golf ball launcher) seen below and it wasn't enough power for me because there was alot of dead space in the launcher which I...

Last post

Last post of this thread was by jrrdw on 10/29/2007 .

Please read the rules
Thanks 8)
33 Replies

11725 Views

Last post by STHORNE
Mon Jun 09, 2008 7:31 pm
piston not sealing

Last post by dongfang
Replies: 14
by jonnyboy » Sat Jun 07, 2008 3:14 pm

First post

Why won't my piston seal?The tee is 3'' diameter. the pilot volume is largish 45inchs-cubed. The piston itself is about 5 inches long and protrudes...

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Hi,

Glue a piece of paper (just with paper glue) on the front of the piston Fasten some carbon paper to the paper, carbon side towards piston, with...

14 Replies

4355 Views

Last post by dongfang
Mon Jun 09, 2008 5:39 pm
Rayovac Rifle

Last post by neeewwww
Replies: 46
by STHORNE » Wed May 28, 2008 8:00 pm
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This is just a little piece o' sh*t I made tonight from some spare fittings I had lying around, a modded sprinkler valve, and a 1/2 ID steel barrel...

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Cool... I´m planning to build an AA Launcher... just guessing the diameter of the Barrel... Maybe use the following combination: U Design + 2 Chamber...
46 Replies

14553 Views

Last post by neeewwww
Mon Jun 09, 2008 2:02 pm
First Poly Piston Gun - Black Gold.

Last post by Mitchza89
Replies: 24
by Mitchza89 » Fri Jun 06, 2008 11:47 pm
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This is my latest creation. I decided to make a piston valve using entirely out of poly pipe fittings. I think the gun itself turned out quite well....

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Hmm this topic should be closed down considering I've got the new one up....Hmm...
24 Replies

5724 Views

Last post by Mitchza89
Mon Jun 09, 2008 6:05 am
my first pneumatic

Last post by jr
Replies: 2
by FishBoy » Sun Jun 08, 2008 8:59 pm

First post

So far i've made 4 combustions and i want to make a pneumatic. It will most likely use a sprinkler valve (modded?) & it will probably have 2 or 3...

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same rules as combustions.....always tap hole in 2layers of pvc
you will want to tread the hole with a tap when you install your gauge and shrader....

2 Replies

925 Views

Last post by jr
Mon Jun 09, 2008 1:11 am
Just a Plinker

Last post by bigbob12345
Replies: 9
by bigbob12345 » Sun Jun 08, 2008 10:09 am

First post

Well this is just a little plinker i threw together a couple days ago.
It isnt very poweful, but its still powerful enough to be fun to mess around...

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I agree
Although I am not really impressed with the power of this gun, and prefer my slightly larger plinkers(such as my hybrid, or SPVMBR)

9 Replies

2825 Views

Last post by bigbob12345
Sun Jun 08, 2008 10:38 pm
semi auto piston valve

Last post by jackssmirkingrevenge
Replies: 16
by keep_it_real » Thu Jun 05, 2008 7:40 pm
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I finished a semi automatic piston valve. The power is not good (probably 100 fps at 100 psi) but the concept works and I think with a couple changes...

Last post

The basic idea is sound, all you need to do is refine it a little and I'm sure you'll have a powerful semi-auto that will fire as fast as you can...
16 Replies

4993 Views

Last post by jackssmirkingrevenge
Sun Jun 08, 2008 4:26 am
base45's sniper+scope+silencer(new pics)

Last post by Spedy
Replies: 56
by base45 » Sat May 10, 2008 1:24 am
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chamber: 2 x 17
fill: schrader valve
barrel: 1 x 3' breech load/boltaction
valve: 1 modded orbit sprinkler valve

goodies :lol:
full stock made...

Last post

Hey, nice gun there! I like the breech loader, as well as all the extra attachments (the stock, the silencer, the apparent wide variety of barrel...
56 Replies

44240 Views

Last post by Spedy
Sat Jun 07, 2008 11:17 pm
Paintball grenade launcher

Last post by Tshylea
Replies: 18
by Tshylea » Thu Jun 05, 2008 12:02 pm
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I'm making a grenade launcher for playing paintball. I need to use a 2 1/2 barrel to fit the grenades I've made. The problem is that the compressed...

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Or someone in the US could order it for me, then send it to me and I'd send them the money. Any volunteers? Pretty please?
18 Replies

5618 Views

Last post by Tshylea
Sat Jun 07, 2008 5:15 pm
Sprinkler Valve

Last post by n-strike
Replies: 4
by n-strike » Sat Jun 07, 2008 12:00 am

First post

Yea, I was just wondering...how exactly does a sprinkler valve work? Like...before modding, and after.

Last post

Haha, yea, I know. I think it's because I post a little too much. :lol:

4 Replies

973 Views

Last post by n-strike
Sat Jun 07, 2008 5:03 pm
electronic firing help

Last post by ajb12345
Replies: 8
by coldsmoke308 » Wed Jun 04, 2008 4:58 am

First post

i was wondering if anybody could help me with this project. i've searched the forums but couldn't find the info i needed. i want to build a replica...

Last post

yah either use a sprinkler vale, or make a coaxil with a piston whitch you then pilot with an unmodded sprinkler valve. hope this helps

8 Replies

1897 Views

Last post by ajb12345
Sat Jun 07, 2008 12:31 pm
CHEAP Electronic Valves?

Last post by socoj2
Replies: 15
by VH_man » Fri Jun 06, 2008 4:46 pm
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Well, ive been doing some thinking, and while shooting my air rifle i had an epiffany......

if the trigger pull is minue, meaning all it takes is a...

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To the OP-

If you get a 3/8ths QEV and pilot your Piston with that. you can use a 35A series 3 way valve in a normally closed positon to fire your...
15 Replies

3136 Views

Last post by socoj2
Fri Jun 06, 2008 8:36 pm
First pneumatic cannon- Well on it's way (update with video)

Last post by niglch
Replies: 14
by niglch » Wed May 07, 2008 9:48 pm

First post

Well, my friend and I started planning this gun around the end of last December and have been steadily working on it whenever we could. I have to...

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Sounds like you have exactly the same problem as me. My pilot volume is currently pretty enourmous, and as such there is a big lag in piloting the...

14 Replies

3717 Views

Last post by niglch
Fri Jun 06, 2008 5:20 pm
Copper Piston Rifle

Last post by SpudFarm
Replies: 21
by PCGUY » Mon Jan 31, 2005 12:01 am
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COPPER PISTON RIFLE

Provided By - Spudinator

Last post

sorry to do this mods but:

DEAD TOPIC!
21 Replies

18253 Views

Last post by SpudFarm
Fri Jun 06, 2008 4:52 pm
'Different' air release valve (hammer/poppet style)

Last post by jackssmirkingrevenge
Replies: 20
by hotknife ralphie » Thu Jun 05, 2008 8:17 am
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Good evening to all, I found this today whilst bumming around and thought it was rather nifty. (For those who don't want to read my nonsense the link...

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can anybody find a animation of how the condor work please

Not much different from other PCPs, only it's an inline valve so much moreefficient,...
20 Replies

12119 Views

Last post by jackssmirkingrevenge
Fri Jun 06, 2008 10:07 am
SPVMBR

Last post by bigbob12345
Replies: 25
by bigbob12345 » Wed May 28, 2008 9:01 am
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Well here is a little gun I threw together lately.
The name stands for Silenced Piston Valved Marble Rifle(SPVMBR)
Here is the gun

I gave it a...

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I will put pics up of it when I get a chance to paint the sprinkler so it blends with the rest of the cannon.
25 Replies

12639 Views

Last post by bigbob12345
Fri Jun 06, 2008 8:38 am
Piston Gun Design and Idea!

Last post by Carlman
Replies: 7
by Mitchza89 » Thu Jun 05, 2008 10:47 pm

First post

Hey guys, after the failure of my last pvc piston gun, I thought Id come up with a new gun that doesn't use any glue, or compression. Just pure...

Last post

I'll have to crank this thing to 200psi and see how we go!

bloody oath!

neeeed some pics man :D

7 Replies

1423 Views

Last post by Carlman
Fri Jun 06, 2008 5:29 am
No Lathe Hammer Valve

Last post by microman171
Replies: 41
by MaxuS the 2nd » Sun Jun 01, 2008 12:13 pm
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Wasn't sure whether to put this in the finished cannons section or not because it's only the valve.

Hi everyone,

It's half term so I can't be...

Last post

Ahhhhhh Kewl :D I will look into these. When you have finished your no lathe one please post pics :D
41 Replies

7123 Views

Last post by microman171
Fri Jun 06, 2008 12:00 am
A young kids first cannon

Last post by FordGtMan
Replies: 27
by mike1010 » Tue Jun 03, 2008 3:36 am
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As a birthday present to my Dad's friends kid i decided i would help teach the 9 year old to build and design his first cannon. I have several extra...

Last post

Only problem is the marshmallows all over the place...

Haha, the problem when i had them as a toddler, i had more fun eating the darn things than...
27 Replies

7226 Views

Last post by FordGtMan
Thu Jun 05, 2008 10:31 pm
35 bar repeater ( new pics on page 4)

Last post by THUNDERLORD
Replies: 69
by Brian the brain » Tue May 06, 2008 3:13 pm
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Hey guys..I just tested one of my modded solenoid valves at 35 bar and guess what..It works fine!
The 16 bar rating applies to the solenoid, I guess,...

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Just noticed your handle pics on pg.4. That looks great.
Hope to see some finished pics.

I was thinking you could add a telescoping stock made from...
69 Replies

15270 Views

Last post by THUNDERLORD
Thu Jun 05, 2008 8:40 pm

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