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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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First post

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

1570426 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

753162 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

410027 Views

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

Topics

QEV vs Piston Valve

Last post by Benny
Replies: 1
by LucyInTheSky » Sat Jul 22, 2006 7:26 am

First post

What do you think will be better for a gun with a 22mm barrel?
A 1/2 QEV, or a 22mm Piston seat psiton valve in a 28mm housing actuated by the 1/2...

Last post

How big it the chamber? if you have a small chamber use the QEV if you have a big chamber use the piston valve.

1 Replies

1190 Views

Last post by Benny
Sat Jul 22, 2006 7:32 pm
Cannon Schematic - Comments / Suggestions

Last post by chubster
Replies: 4
by chubster » Sat Jul 22, 2006 4:13 pm

First post

Ok, here's a schematic for what will be my first launcher.
type: Pneumatic
ammo: marshmallows
PSI: low

Last post

Ok, I get it, my bad, ill just take the feeder off, thanx

4 Replies

2114 Views

Last post by chubster
Sat Jul 22, 2006 5:19 pm
I'm scared now...

Last post by beebs111
Replies: 20
by PVC Arsenal 17 » Wed Jul 19, 2006 10:05 pm
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So it just dawned on me that all the US members on this site could technically be busted for our cannons and crap. Is this possible because I really...

Last post

yeah, they save spaces in prison fir dealers, rapists, murderers, guy who prey on childrens asses, stuff like that.......
20 Replies

7586 Views

Last post by beebs111
Sat Jul 22, 2006 2:16 pm
First SpudGun -- Need Suggestions

Last post by DriftingRz
Replies: 22
by Vale » Wed Jul 19, 2006 3:35 pm
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Okay, this weekend me and a friend have decided we want to build a spudgun. We're aiming for a budget of 30$ or less, seeing as I doubt it should...

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well i didnt think about the cost for the 4 frogy, i got it along time ago from the golf course my dad works at, but the rest of the gun is about...
22 Replies

7400 Views

Last post by DriftingRz
Sat Jul 22, 2006 9:30 am
valve Help

Last post by Vb_happiness
Replies: 6
by spudfile » Fri Jul 21, 2006 7:19 pm

First post

Is there a way i can use a 1in.orbit valve on my cannon without modding it

Last post

All I did was mod a flow control solenoid and leave the solenoid itself in and just cut the wires and screw a 1/4 brass nipple in to go to my dust...

6 Replies

2173 Views

Last post by Vb_happiness
Sat Jul 22, 2006 4:49 am
A Question Anyone Can Answer: Glues.

Last post by carlbelcher
Replies: 7
by chubster » Fri Jul 21, 2006 10:21 pm

First post

I'm about to build my first cannon and the only thing I don't know is how to connect the PVC Pipe. ( pretty important huh ) So I was wondering what...

Last post

If nothing else you can always get just about anything you need from McMaster

7 Replies

2047 Views

Last post by carlbelcher
Sat Jul 22, 2006 2:36 am
This would work, wouldn't it?

Last post by Vb_happiness
Replies: 3
by noname » Fri Jul 14, 2006 12:00 am

First post

You could easily make a push button trigger for a valve like this.

Last post

It doesnt look that hard to make but ive been rigging up my trigger from my spray kit.

3 Replies

1907 Views

Last post by Vb_happiness
Sat Jul 22, 2006 1:25 am
homemade paintball

Last post by Vb_happiness
Replies: 5
by chosen_way » Sun Jul 09, 2006 2:46 am

First post

has anyone ever made a paintball gun? or the paintballs themselves? i have tried but i failed miserably, a bad one was silicon around a water bomb it...

Last post

You can buy paint balls from a Western Aus manufacturer who sells on ebay. they are about $120AUD delivered to us in Victoria.

5 Replies

2836 Views

Last post by Vb_happiness
Sat Jul 22, 2006 1:09 am
Chamber size

Last post by Vb_happiness
Replies: 13
by Mitchy » Mon Jul 10, 2006 4:53 pm

First post

Hey guys,
What is the smallest size that i would be able to make the chamber, so it can hold 120psi. Is there a formula or something i could use. i...

Last post

Ok, that sets it going good from experience.

13 Replies

4286 Views

Last post by Vb_happiness
Sat Jul 22, 2006 12:26 am
backpack/arm cannon

Last post by sgort87
Replies: 4
by dragon finder » Fri Jul 21, 2006 4:42 pm

First post

I have had this idea for a long time and wanted to do it my self....but money if avoiding me so I want to tell you guys to see if it works.

The idea...

Last post

Yes, the pneumatic one is cool, but mine has a specially-designed breech-loading barrel track system for easy and fast loading and easy barrel...

4 Replies

1937 Views

Last post by sgort87
Fri Jul 21, 2006 9:50 pm
Will these be ok?

Last post by mark.f
Replies: 5
by Mihlrad » Thu Jul 20, 2006 9:56 pm

First post

I cant find any pressure rated 4 end caps for my cannon locally, will these be ok?

Mcmaster part number 4880K58

Thanks.

Last post

Heh heh. I can walk to the feed store near my house in 10 minutes tops and they've got all kinds of junk, included pressure rated 4 threaded plugs,...

5 Replies

1837 Views

Last post by mark.f
Fri Jul 21, 2006 8:10 pm
Ok im a newb, have pity on me.

Last post by chubster
Replies: 11
by chubster » Thu Jul 20, 2006 11:08 pm

First post

Okay, I want to create a pneumatic mashmallow gun ( click this link if you don't know what a marshmallow gun is ) Kind of like the PPK, something...

Last post

As far as hooking up a gauge and a schrader would this work?

11 Replies

3208 Views

Last post by chubster
Fri Jul 21, 2006 3:55 pm
WTF???

Last post by saladtossser
Replies: 8
by Brian the brain » Fri Jul 21, 2006 5:14 am

First post

This video is funny

Last post

1 |-|8 |)47 94/\/\3

the commericals are awesome though

8 Replies

3062 Views

Last post by saladtossser
Fri Jul 21, 2006 3:31 pm
delete

Last post by Codizzle69
Replies: 10
by singularity » Wed Jul 19, 2006 1:20 am

First post

gone

a

Last post

I made an ultra mini using a tylonol bottle and a pen. I used Naptha as my fuel, i just squirted some in, and i had enough for 3 shots.

Ever wonder...

10 Replies

4137 Views

Last post by Codizzle69
Fri Jul 21, 2006 12:41 pm
3/8 inch steel

Last post by boilingleadbath
Replies: 4
by SpudStuff » Thu Jul 20, 2006 12:40 am

First post

What pressure are 3/8 galvinized steel fittings and pipe you get at home depot rated to. in a micro hybrid can i use it with a 5x or 6x mix?
Also...

Last post

An interesting question would be: which way is best to mount the union?
With the sharp edge pointing towards the pressure source, or away?...

4 Replies

1136 Views

Last post by boilingleadbath
Fri Jul 21, 2006 8:23 am
Magazine For Paintballs

Last post by Mitchy
Replies: 7
by Mitchy » Thu Jul 20, 2006 8:14 pm

First post

Can I get some options on if I used a magazine that is gravity fed as the balls are fired another one drops down.

Or should I make the “T” rotate...

Last post

With the O ring. what size for a 18mm would i use/get. And does the Oring just get glued into place, Or how is it fixed into possition. Thanks so...

7 Replies

2874 Views

Last post by Mitchy
Fri Jul 21, 2006 6:36 am
Minis are making me mad

Last post by Atlantis
Replies: 5
by trae08 » Thu Jul 20, 2006 4:55 pm

First post

Ok well ive made 2 minis the first one sucked ill admit but this one i made now is cool but i cant seem to get the right fuel to air ratio going. Ive...

Last post

Make it a sticky Help on Mini's

5 Replies

1477 Views

Last post by Atlantis
Thu Jul 20, 2006 10:27 pm
cloud or vorteex bbmg

Last post by Atlantis
Replies: 1
by singularity » Thu Jul 20, 2006 10:21 pm

First post

i was wondering about cloud and vortex guns, do either out perform each other. i have already made an airsoft vortex gun and it shoots in a shotgun...

Last post

Accuracy is only affected by the barrel, the close fit the more accuracy.

I don't know about the rest, except that clouds are simpler.

1 Replies

799 Views

Last post by Atlantis
Thu Jul 20, 2006 10:26 pm
I NEED HELP

Last post by CS
Replies: 8
by pipeguru777 » Thu Jul 20, 2006 4:31 pm

First post

i'm trying to make a 2'' coakel canon with a 1/2'' bearl and i can't seem to make a good piston i red something about using hot glue as a piston....

Last post

Benny and this 2 piston is going inside of...

8 Replies

2437 Views

Last post by CS
Thu Jul 20, 2006 8:25 pm
Modifying a fire extinguisher.

Last post by Pete Zaria
Replies: 12
by )DEMON( » Sat Jun 24, 2006 7:17 am

First post

I just bought a 1kg fire extinguisher and have emptied it already,I want to find out if I can turn it into an air source. I am unsure of how it...

Last post

Agree w/ Benny. Take it to a hardware store and find whatever fitting goes in it the best, then give it two or three wraps of Teflon tape, thread it...

12 Replies

4635 Views

Last post by Pete Zaria
Thu Jul 20, 2006 7:38 pm
New Piston Valve

Last post by LucyInTheSky
Replies: 4
by LucyInTheSky » Wed Jul 19, 2006 11:37 am

First post

Future Plans, The main Tee is 28mm, the barrel 22mm and the pilot area 15mm

Think it will work? it made of copper.

Last post

Do you guys think it will be worth using as aposed to just using a 1/2 QEV? It would increase flow etc but iv been told the QEV is better.

4 Replies

1410 Views

Last post by LucyInTheSky
Thu Jul 20, 2006 3:37 pm
Cone Force

Last post by Atlantis
Replies: 6
by Atlantis » Wed Jul 19, 2006 9:06 pm

First post

This is hard to put into words. Say a flat surface of 1 square inch were exposed to 100 PSI, there would be 100 punds of force pushing on it, meaning...

Last post

I obviously knew you would need more than 100 lbs of force. So changing the shape would have no effect on the force applied by the air.

6 Replies

1878 Views

Last post by Atlantis
Thu Jul 20, 2006 3:14 pm
New people read this!!

Last post by pyromaniac
Replies: 23
by benstern » Wed Jul 19, 2006 12:07 am
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First post

on spudtech, but needed here too.

I found this at
but it applies here too!

English: Its Proper Form

Zonorhc

“omg liek i dont nede 2 typ...

Last post

Feral you do realize this is a 5 month old topic and you've kicked up a old topic for nothing but to anger the mods.
23 Replies

8619 Views

Last post by pyromaniac
Fri Mar 30, 2007 12:22 pm
My piston Design

Last post by CS
Replies: 5
by L.J.R » Tue Jul 18, 2006 6:57 am

First post

Well I have been browsing these forums for a while and finally decided to join. I've made one air cannon already that uses a sprinkler valve it was...

Last post

If your barrel is a fixed size increasing piston diameter will decrease seating pressure, while slightly slowing opening time since a larger amount...

5 Replies

1925 Views

Last post by CS
Thu Jul 20, 2006 3:16 am
A bottle not good for minis

Last post by trae08

by trae08 » Thu Jul 20, 2006 2:52 am

Ok well i decided id join the mini gun fiasco going around. I figured id use an airsoft pellet bottle it already has the hole for my pen tube an...

0 Replies

1695 Views

Last post by trae08
Thu Jul 20, 2006 2:52 am

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