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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

1566569 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

752015 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

409304 Views

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

Topics

Straight threads with a tapered tap

Last post by inonickname
Replies: 11
by inonickname » Thu May 21, 2009 4:44 am

First post

Well in a serviceable (turned/lathed) pengun I'm making the back port threaded to allow for serviceability (epoxy loses.).

The problem is, to keep...

Last post

I think I'll use gippeto's method. I found a tapered tap to start the hole, then I'll finish up with a nipple or bottoming tap if I can get one. Will...

11 Replies

3765 Views

Last post by inonickname
Wed May 27, 2009 3:46 am
Bbq ignitor on a diet

Last post by jimmy101
Replies: 5
by daccel » Mon May 25, 2009 12:45 am

First post

Needing a compact ignition source for my current project, I decided to put my electric bbq ignitor under the knife.

It looked like the one pictured...

Last post

Now that I have everything exposed, is there a way to easily add a part that will increase the strength of the spark?
Easy ? No.

Another coil will...

5 Replies

4069 Views

Last post by jimmy101
Tue May 26, 2009 5:49 pm
combustion sparkers

Last post by jimmy101
Replies: 4
by owen95 » Fri May 22, 2009 8:16 am

First post

hey i was just woundering if any one new were i could get a sparcker from for my potato cannon, i have tried the local hardwere store and there are...

Last post

So BBQing isn't big in Qynnum? Visit the web sites for various BBQ makers (like Weber) and see if there is a distributer near you.

You can buy one...

4 Replies

3979 Views

Last post by jimmy101
Sat May 23, 2009 1:34 pm
Range Calculator development

Last post by Ragnarok
Replies: 33
by Ragnarok » Fri May 08, 2009 8:11 am
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Those of you that read the Desktop topic might have noticed I've been back at the Ballistics Simulator.

Now, I've got some issues that need looking...

Last post

Just to provide an update, I am still working on this, but real life (the drag that it is) is encroaching on the time I have spare, so progress is a...
33 Replies

5565 Views

Last post by Ragnarok
Fri May 22, 2009 4:37 pm
Special PVC fittings

Last post by Technician1002
Replies: 4
by Hubb » Fri May 22, 2009 10:52 am

First post

While searching the web for nothing in particular, I came across this:

It is a supply list of special pvc fittings. Enjoy.

Last post

I'm not sure on the pressure rating of furniture grade pvc fittings, although they would go nicely with cosmetic appearances for a launcher.

I...

4 Replies

2989 Views

Last post by Technician1002
Fri May 22, 2009 12:12 pm
Nasty mould after water ans sugar shots.

Last post by microman171
Replies: 11
by microman171 » Fri May 15, 2009 1:21 am

First post

Hey Guys,

Been a while since I was on here! Before I left I built the Bazookair cannon, the Bad Ass Kiwi Co-Axial.

I have fired all sorts of things...

Last post

Cool, glad to hear my gun should still be good =)

11 Replies

2590 Views

Last post by microman171
Fri May 22, 2009 12:56 am
PCP design (start)

Last post by maverik94
Replies: 14
by maverik94 » Mon May 18, 2009 9:34 pm

First post

Ok, as I am finishing up my current project, i'm looking to build a pcp pistol next. Here is the design for the chamber and valve setup. Do you think...

Last post

i have ideas....hehe. I will upload the pics for the rest of the construction soon. As for the construction, I plan to start as soon as the school...

14 Replies

5376 Views

Last post by maverik94
Thu May 21, 2009 8:37 pm
Pipe ID Calculator

Last post by dewey-1
Replies: 4
by dewey-1 » Thu May 21, 2009 12:49 pm

First post

Several years ago I created this Excel spreadsheet to generate the ID (inside diameter) of different types of pipe.

It started as just PVC pipe but...

Last post

Well here is what I use.
What do you mean a program?

I will send it to you and it will make much more sense than your chart.

Your chart is great...

4 Replies

2648 Views

Last post by dewey-1
Thu May 21, 2009 6:49 pm
Propane powered pneumatic

Last post by jimmy101
Replies: 26
by deathbyDWV » Sun May 17, 2009 11:05 am
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Hey guys, i was wondering if you could give me some info on what you think. I was thinking about making a propane powered pneumatic. Just using the...

Last post

I think (Don't Trust me) That propane is generally around 120-150psi in the bottle. Again, don't trust me.
-James The data is easy to find online....
26 Replies

8744 Views

Last post by jimmy101
Thu May 21, 2009 1:29 pm
launchpotatoes add

Last post by jrrdw
Replies: 3
by rp181 » Tue May 19, 2009 7:43 pm

First post

The sign on the sprinkler valve is wrong.It says
>13$
Should be
<13$
:wink:

Last post

You would need to take that up with sgort87, or any other things/questions about launchpotatos.

3 Replies

1076 Views

Last post by jrrdw
Wed May 20, 2009 7:18 am
How to make a very simple adjustable hop-up system

Last post by jackssmirkingrevenge
Replies: 19
by Kash munni » Thu Jun 05, 2008 11:22 am
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Essentially all a hop-up system is is some sort of material (preferably rubber) that portrudes downward into your barrel. When the BB hits the rubber...

Last post

and for that I would put the mechanical hop up on the top?

Yes, you want the BBs to rotate upwards, as I did here ;)
19 Replies

13636 Views

Last post by jackssmirkingrevenge
Tue May 19, 2009 5:35 pm
Forward Venting COAX....

Last post by jagerbond
Replies: 21
by jeepkahn » Thu May 07, 2009 5:26 pm
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I was studying the pictures of the avalauncher and I think I just figured out how to have the vent at the forward end of the chamber instead of the...

Last post

Tech, Mike made the slots at an angle from centerline to create a spin. We calculated for slot area much larger than barrel area. He will also...
21 Replies

7111 Views

Last post by jagerbond
Tue May 19, 2009 4:37 pm
Best connecting meathod

Last post by john bunsenburner
Replies: 19
by john bunsenburner » Mon May 18, 2009 1:38 pm
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Well I have been wondering what you all think is the best way to sonnect up two metal pipes for spudding the list is fairly long but there are a few...

Last post

Ok makes sense, good idea really! I have considered that soem tiem back.
19 Replies

6890 Views

Last post by john bunsenburner
Tue May 19, 2009 3:41 pm
Carbon fiber/fiber glass stock chambers

Last post by daccel
Replies: 12
by john bunsenburner » Sat May 16, 2009 8:03 am

First post

Well as some of you know i am building my gun's stock out of fibre glass(how to should be coming up as soon as I start building it) and that made me...

Last post

The sheet metal would still have the problem of being a weaker shape than a tube, though.

With the right tools and materials you could make a tie...

12 Replies

8838 Views

Last post by daccel
Tue May 19, 2009 1:02 am
fs: schrader valve

Last post by brettdotcom14
Replies: 7
by brettdotcom14 » Sun May 17, 2009 10:41 pm

First post

bought a schrader valve for one of my guns and plans changed and wont be using it anymore so i want to try to get back what i paid for it.

1/8 NPT...

Last post

fixed to everyone's satisfaction

7 Replies

3754 Views

Last post by brettdotcom14
Mon May 18, 2009 7:11 pm
importing a bb gun from USA to AUS

Last post by owen95
Replies: 19
by owen95 » Mon May 11, 2009 6:56 am
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Hi, i was just woundering, i live in Australia and hold a firearms license and i am going on a trip to America, were, so i hear, you can buy bb guns...

Last post

i've looked on google but i cant find any thing thats any good
19 Replies

6434 Views

Last post by owen95
Sun May 17, 2009 4:33 am
Spud Gun iPhone Game!

Last post by mark.f
Replies: 5
by Hailfire753 » Fri May 15, 2009 5:17 pm

First post

This just in!

Tower Madness, a new iphone tower defense game, features spudgun turrets! I don't know whether or not it will be any good, but its...

Last post

There was some fagtastic commercial for gum or something like that involving cannons that looked like this that shot lemons and oranges. If anything,...

5 Replies

3191 Views

Last post by mark.f
Fri May 15, 2009 11:34 pm
Do it yourself chrony!

Last post by rp181
Replies: 4
by Moonbogg » Fri May 15, 2009 5:20 am

First post

I came across this site and thought i'd share. If you don't have a chrony and don't want to spend 90 bucks on one, maybe you have a PC or laptop...

Last post

Yep, its been done. The signal is very messy, and there is more calculation involved. You can see mine on my site, under data acqusition. Under...

4 Replies

2970 Views

Last post by rp181
Fri May 15, 2009 7:22 pm
Picking up CHRONY tonite...Finally...

Last post by jeepkahn
Replies: 2
by jeepkahn » Fri May 15, 2009 11:47 am

First post

So I'll finally be able to do some real testing done on the vacuum theory, and whether a GB can go supersonic from a pneumatic (i'm pretty sure I...

Last post

I know from modeling with ggdt, friction doesn't make a tremedous differance unless it's more than a coupla psi's worth, and in some cases more is...

2 Replies

1228 Views

Last post by jeepkahn
Fri May 15, 2009 12:51 pm
two fridge compressors + tanks for 1000 euro

Last post by Technician1002
Replies: 10
by POLAND_SPUD » Thu May 14, 2009 2:13 pm

First post

used compressor with two fridge pumps and goodies for ~ 1000 euro

new one costs 1590 euro

@BTB and psycix maybe we should start manufacturing them...

Last post

my equation is obviously wrong but still I can't believe that you can get 20 bar easier if you start at lower pressure

apparently it's not that you...

10 Replies

3156 Views

Last post by Technician1002
Fri May 15, 2009 12:15 am
Coin Gun?

Last post by jimmy101
Replies: 28
by mikemurph » Sun May 10, 2009 2:45 pm
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I was wondering if it would work to build a pneumatic gun with a flat barrel like those little disk shooting guns

Last post

I think you can shoot a penny from a circular barrel as well. Just get the penny in flat, and wadding behind it. It will tumble in the air anyways,...
28 Replies

10646 Views

Last post by jimmy101
Mon May 11, 2009 10:21 am
pre engineered silencers...DUH!

Last post by Solar
Replies: 59
by Moonbogg » Wed May 06, 2009 4:41 pm
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I have seen people attempt to make silencers for their cannons and I have also tried myself. Now I am sure some of you now this, and I knew it as...

Last post

Ok, after looking into the law I can own one, but I need to pay a tax of $200 here to get a registered one from a licensed manufacturer but I can't...
59 Replies

14493 Views

Last post by Solar
Mon May 11, 2009 5:31 am
The Complete Encyclopedia of Spud Guns

Last post by Technician1002
Replies: 14
by maverik94 » Sat May 09, 2009 6:49 pm

First post

I have thought about this a bit for a few weeks, wouldn't it be cool if someone or some people wrote The Complete Encyclopedia of Spud Guns It would...

Last post

Technician, you can click log in/create account in the right top.
From there, you can create or edit pages.

I have an account now. I have edited a...

14 Replies

2822 Views

Last post by Technician1002
Mon May 11, 2009 5:29 am
Budget Problems

Last post by MrCrowley
Replies: 5
by mikemurph » Sun May 10, 2009 9:29 pm

First post

I don't think this qualifies as a HELP ME so I'm putting it here. I'm Wondering what a copper pneumatic sniper rifle would cost. I want to use the...

Last post

I don't think this qualifies as a HELP ME so I'm putting it here. I'm Wondering
Hmm...right :roll:

I'm wondering = help me with something I want...

5 Replies

1917 Views

Last post by MrCrowley
Mon May 11, 2009 12:17 am
How do you size orings correctly?

Last post by cdheller
Replies: 6
by jmccalip » Sat May 09, 2009 6:26 pm

First post

I'm making pistons of various sizes and I want to know if there is any sort of chart that tells what size o-ring should go with what size groove. I...

Last post

Parker Hannifin has a free design programs for this.

Parker inPHorm for O-Rings is capable of dimensioning an appropriate O-ring gland or groove...

6 Replies

3023 Views

Last post by cdheller
Sun May 10, 2009 8:27 am

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