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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

657031 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Sketchup Model Library

Last post by mrfoo
Replies: 152
by dewey-1 » Tue Mar 24, 2009 12:12 pm
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First post

Over the last year I have made a lot of CAD drawings for
Pneumatic Launchers.

I have imported several of them into Sketchup format.
Here is the link...

Last post

Bollocks. Dewey put them out in the hope that, and I quote

some of you can make use of these!

There's absolutely nothing wrong with using them,...
152 Replies

386388 Views

Last post by mrfoo
Mon May 20, 2024 11:17 am
Solvent Welding Course Recommended For ALL

Last post by Technician1002
Replies: 46
by sgort87 » Fri Aug 04, 2006 8:18 pm
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First post

Originally posted by DR on the Spudtech forums:

IPEX Solvent Cements ONLINE Course can be found here:

It is recommended that you download and...

Last post

Your earlier post about just scoring the surface, has me wondering if that is why OATEY makes a brush tool that scores the inside of a fitting, and...
46 Replies

201845 Views

Last post by Technician1002
Thu Dec 02, 2010 5:04 pm

Topics

need help (bolt action)

Last post by robbo@robbo
Replies: 16
by Pyro Ninja » Tue Oct 10, 2006 7:14 am
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First post

Could anyone give me some ideas to make a bolt action barrel (not to complex)

Last post

lol kool. im trying a bolt action combustion and im sorta hitting rough spots i thought u could help but they are two different systems no worries...
16 Replies

5725 Views

Last post by robbo@robbo
Fri Oct 13, 2006 5:19 am
science projects

Last post by Tyro
Replies: 14
by pyromanic13 » Mon Oct 02, 2006 1:26 pm

First post

are there any I could do with a spud gun?

-thanks.

Last post

have weight and mass of the ammo!

14 Replies

4075 Views

Last post by Tyro
Thu Oct 12, 2006 12:21 am
Unglue PVC?

Last post by Extrusion
Replies: 6
by Extrusion » Wed Oct 11, 2006 9:29 pm

First post

Is there any way to unglue pvc once it has been pimed and glued i made a mistake on a cannon im making and relized it after it dried -.-.

Thx for...

Last post

Lol i might be able to just crack the fitting off so i dont have to buy more pipe hmm...

6 Replies

2009 Views

Last post by Extrusion
Thu Oct 12, 2006 12:08 am
1.5 inch valve

Last post by frankrede
Replies: 11
by SpudStuff » Sun Jul 02, 2006 7:31 pm

First post

I just found a used weathermatic 1.5 inch sprinkler valve on the side of the road. im so happy about it

Last post

Frank likes it when I am invited too things.
This topic isnt that dead.
I didn't hear of his banning until after I posted it.
I want to know what...

11 Replies

2589 Views

Last post by frankrede
Wed Oct 11, 2006 11:54 pm
Burst Fire

Last post by THEMOST
Replies: 7
by Atlantis » Wed Jun 28, 2006 11:26 pm

First post

In this idea there are 3 chambers, the entire barrel moves, and there are 3 slots in the bolt. A spring will push the barrel back until it is exposed...

Last post

Its too complicated and you could easily jam the barrel. again accuracy would be nonexistant.

7 Replies

3093 Views

Last post by THEMOST
Wed Oct 11, 2006 9:46 am
Semi/Full auto pnuematic

Last post by THEMOST
Replies: 8
by Infernal Maveric » Tue Sep 19, 2006 3:10 pm

First post

I was thinking about this concept on my walk to college a few days ago. Decided to draw it up on Paint.

Basically, the small bore tube lets air back...

Last post

I built a gun like that and IT DOES WORK. But you have to drill hole and put ear plugs in like half way to make sur the ball does not roll or you...

8 Replies

3265 Views

Last post by THEMOST
Wed Oct 11, 2006 9:43 am
ABS Pipe (Not sure if what i have is safe to use)

Last post by rust0r
Replies: 17
by rust0r » Mon Oct 09, 2006 11:13 pm
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Just wondering if some of ABS experienced people can tell me if this pipe is safe enough to use on a spud gun! (Chamber is 10 x 3 and Barrel is 36 x...

Last post

ok well holy shit!

i just put it together with the bbq sparker, drilled the holes etc, did a test fire and it seemed like it wasnt working at all,...
17 Replies

4006 Views

Last post by rust0r
Tue Oct 10, 2006 7:01 pm
New vacume pump cannon model

Last post by zeigs spud
Replies: 10
by zeigs spud » Tue Sep 19, 2006 5:46 pm

First post

I'm not sure if one like this has been made but i saa a pic of a very simple one and decided to make this one.
plz click link to view plans....

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i don't see it as flmaing lol. when i first saa a vacume pump cannon and it's damage, there was a pretty intense amount of shrapnel from what was...

10 Replies

3027 Views

Last post by zeigs spud
Tue Oct 10, 2006 1:59 pm
Linear with Piston

Last post by -T0OL-
Replies: 5
by -T0OL- » Sun Oct 08, 2006 7:58 pm

First post

First off im going to say i have no idea if anyone has tried this before or not or thought of it... This idea came to me as I was thinking about...

Last post

ok so

a= Piston Diameter
b= Pilot Pressure
c= Barrel Diameter
d= Psi

F= (PI/4) x ((a^2 x b) - ((a^2 - c^2) * d))

or does this simplify more? (and...

5 Replies

2142 Views

Last post by -T0OL-
Tue Oct 10, 2006 11:19 am
Double Sealing Piston Cannon

Last post by zeigs spud
Replies: 12
by Greihawk » Sat Dec 03, 2005 8:50 am

First post

This is my idea for a piston cannon that seals on the back face when valve is operated, hopefully resulting in very little pressure loss from the...

Last post

WOW 6 posts and somthing nice has come out. lol i rally like this idea for ver very mini's mabey? it's a god idea but i think to save time most would...

12 Replies

5517 Views

Last post by zeigs spud
Mon Oct 09, 2006 8:06 pm
cartridge?

Last post by frankrede
Replies: 8
by dragon finder » Sun Oct 08, 2006 7:12 pm

First post

could it be possible to have a cartridge with both the fuel and ammo?

using a precussion cap as the ignition? or a contact ignition?

i was thinking...

Last post

Yes, prefilled cartridges are illegal but really, I would still do it;)

8 Replies

2947 Views

Last post by frankrede
Mon Oct 09, 2006 1:20 am
Sprinkler Valve Won't open

Last post by iamthewalrus
Replies: 10
by Trumpetrhapsody » Tue Jun 13, 2006 8:20 pm

First post

I followed the PVC Balistics guide for building the sprinker valve cannon, built it all right, but the sprinkler valve won't open. We're getting 27...

Last post

frankrede, plz...PLZ..explain to me why you 1. didnt answer the question at all, and 2. posted about u triumph over a combustion item inside a thred...

10 Replies

3411 Views

Last post by iamthewalrus
Mon Oct 09, 2006 12:31 am
Propane Regulator Uses

Last post by pyromanic13
Replies: 9
by Atlantis » Wed Oct 04, 2006 8:34 pm

First post

I recently scavenged a propane regulator off a grill we threw away, I was wonder if it could serve any purpose other than to regulate propane. What...

Last post

wow I think I might have to make one of those!

9 Replies

2000 Views

Last post by pyromanic13
Sun Oct 08, 2006 11:29 pm
Large 3 foot tall 1 foot wide tank.

Last post by Extrusion
Replies: 16
by Extrusion » Sun Oct 08, 2006 4:43 pm
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Theres lots of old houses around where i live to i went to salvage some stuff i could possibly make use of and i found a big blue tank wich is about...

Last post

Ah thank you Taterhead so when im pumping it up to 100+psi tommarow i take it the bag inside will pop lol it probly will glad you told me that or i...
16 Replies

4032 Views

Last post by Extrusion
Sun Oct 08, 2006 11:15 pm
delete

Last post by singularity
Replies: 20
by singularity » Thu Jul 13, 2006 2:12 pm
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First post

gone

a

Last post

gone

ate]
20 Replies

5984 Views

Last post by singularity
Sun Oct 08, 2006 10:39 pm
8" fittings?

Last post by singularity
Replies: 7
by haulinick » Sun Sep 24, 2006 10:04 pm

First post

I was on the forum the other day and I found a link somewhere of a good plumbing supply that sold 8 inch pvc and other things i was interested in. I...

Last post

hey man it wasnt me i told him to send it back but he wouldnt listen, it was only a 10 pipe

7 Replies

1527 Views

Last post by singularity
Sun Oct 08, 2006 10:15 pm
Large Valve small chamber

Last post by boilingleadbath
Replies: 3
by frankrede » Sun Oct 08, 2006 1:04 am

First post

Lets say that I have a 1 1/2 chamber, would using a 2 in piston valve leading to a 1 in barrel Give better performance than a 1 1/2 piston valve?

Last post

You *probably* won't notice any benefit to using a 2 valve instead of a 1.5 valve; a 1.5 valve is already providing as much flow as the 1 pipe can...

3 Replies

696 Views

Last post by boilingleadbath
Sun Oct 08, 2006 4:43 pm
Talk about fuel overload!

Last post by frankrede
Replies: 7
by Extrusion » Sat Oct 07, 2006 1:42 pm

First post

My god look at this video and how much lighter fluid + Hair spray these dudes put in there cannon youd thing it wouldnt ignite lol!

Last post

Hmm, that is a lot of fuel.
There cannon sounds like a rifle going off.
Mine sounds like a bomb.I like theres better:(

Last time I checked.... bomb...

7 Replies

2128 Views

Last post by frankrede
Sat Oct 07, 2006 6:28 pm
different gas compression?

Last post by boilingleadbath
Replies: 4
by haulinick » Fri Oct 06, 2006 11:35 pm

First post

I was thinking, don't different kinds of gases compress easier or harder than others? The thought came when I heard the difference between putting...

Last post

The amount of energy stored in the gas is essentialy the same at low pressures.
Now, if you build a cannon that operates at several thousand PSI, you...

4 Replies

1512 Views

Last post by boilingleadbath
Sat Oct 07, 2006 6:15 pm
aussie/ new zealand cannons...

Last post by brumby
Replies: 32
by killagorrila99 » Tue Aug 29, 2006 1:44 am
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anyone that wants to show off there cannon from australia or new zealand do it in this thread.

thanks all, matt black.

Last post

Hey Benny is that camo on some of your guns a tape or a paint, and where did u get it?
32 Replies

10135 Views

Last post by brumby
Fri Oct 06, 2006 10:38 pm
How far can you remove a Peizo igniter??

Last post by saladtossser
Replies: 1
by Benster » Fri Oct 06, 2006 6:38 pm

First post

Hello, as you can see I'm fairly new to this site, I just found it a week or so ago, and I must say awesome site and great resource! I've been into...

Last post

i've done it over 3 meters, just make sure it's thick enough not to jump from wire to wire

1 Replies

998 Views

Last post by saladtossser
Fri Oct 06, 2006 7:41 pm
Paintball 7 shot

Last post by tntlly
Replies: 17
by sergeantspud2 » Fri Nov 04, 2005 7:10 pm
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First this was not designed to be used in a real paintball game just for fun and painting things pink or red or something. Anyway it has 7 sch. 80...

Last post

yeah i know, i realized it was old after i posted it. sorry
17 Replies

6405 Views

Last post by tntlly
Fri Oct 06, 2006 1:27 pm
Noob

Last post by Blackspire
Replies: 7
by Blackspire » Thu Mar 30, 2006 11:49 pm

First post

Hey guys, I have used potato cannons before, but I have a question on my second one I am building. I have the ABS all put together, but I used PVC...

Last post

I've had this gun for 7 or 8 months now, and use it all the time. Never had a problem other than when we decided to shoot the ram-rod out of it..Then...

7 Replies

2716 Views

Last post by Blackspire
Fri Oct 06, 2006 11:34 am
semi/full auto shell loading

Last post by KVINCEO
Replies: 12
by saladtossser » Mon Sep 25, 2006 12:56 am

First post

a 12 frame animation for you, flex the muscles of my renewed computer...
btw, click on it

the green things are shells/cartridges made of 1/4 OD...

Last post

wouldnt have to be too long, i was thinkin just a coupling, but i doubt if you would even need that much, just enought to hold whatever your shell...

12 Replies

4694 Views

Last post by KVINCEO
Fri Oct 06, 2006 9:28 am
THE FINAL SOLUTION><><><>FOR AUTO FIRE

Last post by zeigs spud
Replies: 6
by zeigs spud » Thu Oct 05, 2006 2:25 pm

First post

This is what i beileve is the final solution to auto fire. How it works is when the air passes through the sprinkler valve and is going through the...

Last post

Yah, not really auto fire, just use the other method, don't remeber the name. Have a tee, barrel out one side, air ffrom the middle, clip sticks out...

6 Replies

2855 Views

Last post by zeigs spud
Thu Oct 05, 2006 9:37 pm

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