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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

650129 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

384265 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

200196 Views

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

Topics

looking for a specific launcher

Last post by jackssmirkingrevenge
Replies: 3
by wngovr » Thu Sep 30, 2010 11:34 pm

First post

I know this is a long shot but I've been looking for hours these last few days and cant find it.

About a year ago I found a link to a pneumatic...

Last post

No worries, they keywords to search for were clear and clide ;)

3 Replies

1973 Views

Last post by jackssmirkingrevenge
Fri Oct 01, 2010 12:49 am
Hinged fan mount

Last post by bighead33
Replies: 4
by irickedit » Fri Sep 24, 2010 2:39 pm

First post

I wanted a fan mount that would let the fan swing out of the way for breech loading without hanging from the wires. I cut a 3/4 piece of 4 , the same...

Last post

cool wish i had thought of that :wink: .

4 Replies

3044 Views

Last post by bighead33
Tue Sep 28, 2010 6:43 pm
QDV Design?

Last post by saefroch
Replies: 5
by saefroch » Sat Sep 25, 2010 11:39 pm

First post

I've been tinkering around with different piston hybrid designs, and this just came to me. I'm not sure what you could call a valve like this, but...

Last post

I know what you're saying with the diagram, and what you are proposing is a practical answer to an purely intellectual pursuit. Therefore I disregard...

5 Replies

2072 Views

Last post by saefroch
Sun Sep 26, 2010 2:15 am
Regulator/automatic metering system

Last post by POLAND_SPUD
Replies: 8
by saefroch » Mon Sep 20, 2010 2:59 pm

First post

Today I was toying around with the idea of an automatic metering system for a hybrid, and eventually came up with this design. I do realize it's...

Last post

You could just put a copper coil around the slide in my design; running current through it would cause it to act like a solenoid. But you can buy a...

8 Replies

3352 Views

Last post by POLAND_SPUD
Tue Sep 21, 2010 9:40 am
(Semi)auto combustion?

Last post by Fnord
Replies: 16
by ByeBye » Sun Sep 19, 2010 4:37 am
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It works like an ak47:
Gas pushing back the piston and reload.

BOOM!!!

Darts won't fit in a magazine like thaht. So I'll use cartridges....

Last post

That'll work fine as long as it can stay closed during combustion.

You may be able to fit the rod inside the bolt itself if you work at it. That...
16 Replies

5818 Views

Last post by Fnord
Mon Sep 20, 2010 3:45 pm
Custom Machined Parts, Where do I start?

Last post by janet986w
Replies: 14
by Wali » Sun Sep 12, 2010 4:14 pm

First post

As I've gained experience in my various design hobbies, I have found that I frequently need custom made parts that are Very difficult to make without...

Last post

Fail at 8x

Win at 14x and counting

just make sure it won't be final countdown :wink:

@wali
you can always contact some machine shop located...

14 Replies

3538 Views

Last post by janet986w
Wed Sep 15, 2010 7:34 pm
New type of fridge compressors

Last post by SpudBlaster15
Replies: 10
by MrCrowley » Wed Sep 15, 2010 5:14 am

First post

Just thought this was interesting to those who use fridge compressors.
These new NZ designed compressors will use a gas lubricant instead of oil....

Last post

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...

10 Replies

4649 Views

Last post by SpudBlaster15
Wed Sep 15, 2010 12:45 pm
Spray Painting PVC

Last post by jrrdw
Replies: 7
by freddy1919 » Tue Sep 14, 2010 3:06 pm

First post

I just recently spray painted a design on one of my pvc-made potato guns. I wanted to protect the spray paint and design because it easily scratches...

Last post

The Krylon Fusion looks like a good idea for next time, but I've already done the spray painting. As far as the potential cracking, I've only spray...

7 Replies

5007 Views

Last post by jrrdw
Wed Sep 15, 2010 6:14 am
Embarrassed to be Kiwi - NZers being stupid with spudguns

Last post by PCGUY
Replies: 24
by MrCrowley » Sun Sep 05, 2010 4:29 am
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Aside from the igniter being placed in the middle of an end cap, the cannon being constructed from DWV and an 8 year old firing a cannon without...

Last post

Late post but...

I think the definition of the rule can be taken literally and applied to this thread, however the thread isn't really condoning it,...
24 Replies

7473 Views

Last post by PCGUY
Tue Sep 14, 2010 9:28 pm
Finally Got a Fridge Compressor (Need Help Setting Up)

Last post by BeaverRat
Replies: 22
by BeaverRat » Sat Sep 04, 2010 9:34 pm
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Well, today I managed to find a fridge compressor in a medium sized fridge. I was just curious how I am supposed to wire it up. Here are some pics:...

Last post

Ok, thanks... If I can't find one that will fit, I will build this.
22 Replies

8343 Views

Last post by BeaverRat
Tue Sep 14, 2010 7:19 pm
ggdt error

Last post by D_Hall
Replies: 1
by Spudblaster » Sat Sep 11, 2010 11:46 pm

First post

when I try using GGDT I get this error

Run-time error '339':

Component 'MSCHRT20.OCX' or one of it dependencies not correctly registered: a file...

Last post

Are you running it in the admin mode?

GGDT was written with Visual Basic 6. That means it doesn't support the .NET framework that Microsoft likes...

1 Replies

1977 Views

Last post by D_Hall
Sun Sep 12, 2010 12:15 am
"0 Dead Volume" Pump Concept

Last post by Crna Legija
Replies: 25
by saefroch » Wed Sep 08, 2010 8:56 pm
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So I was thinking about floor pump designs, using the floating o-ring pump head that we are all so familiar with, and I was wondering if I could...

Last post

i don't want one i sugested to saefroch, but my brothers got his gun license so i could most probably get it if i wanted one.

sad about you bbs, i...
25 Replies

6229 Views

Last post by Crna Legija
Sat Sep 11, 2010 9:05 am
Euroforum/Me on vid at Chunkin Europe! Page 4!

Last post by psycix
Replies: 52
by Brian the brain » Wed Oct 07, 2009 4:53 pm
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I'd like to unify the Europeans in 1 big forum.
We deal with specific materials, sizes etc...so..

I hope a lot of you will register..just check it...

Last post

Yeah it was awesome! But I'm even more excited about next year.
There's a big gun in my head right now... :D

There's nothing better than shooting...
52 Replies

21200 Views

Last post by psycix
Wed Sep 08, 2010 4:16 pm
Why use another gas?

Last post by jackssmirkingrevenge
Replies: 16
by HunterT » Mon Sep 06, 2010 3:31 pm
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I don't know if this is the right fourm to ask this.

I was wondering what the idea is behind using C02 or nitogen or helium gas for air cannons?...

Last post

You mean you own a Landrover, the only time you get to drive it is when some fat bloke helps push it to the side of the M4 while you steer :D...
16 Replies

3713 Views

Last post by jackssmirkingrevenge
Tue Sep 07, 2010 3:38 am
welding copper

Last post by Technician1002
Replies: 8
by fir3dp » Mon Sep 06, 2010 12:24 pm

First post

is there any special method people use? as im afraid if i use some random method it wouldnt hold much pressure

Last post

This is true that brazing does anneal the copper. So would welding. Brazing is at a lower temperature than welding. Hard silver solder is often used...

8 Replies

3378 Views

Last post by Technician1002
Mon Sep 06, 2010 9:33 pm
Sphereical combustion chamber

Last post by jimmy101
Replies: 6
by metalmeltr » Sun Sep 05, 2010 7:04 am

First post

It is gennerally said that a shorter fat combustion chamber is more efficient than a long skinny one. Would a sphere provide an even more efficient...

Last post

A cylindrical chamber with multiple spark gaps can burn faster than a spherical one. And it is a lot easier to build the cylindrical chamber and to...

6 Replies

2449 Views

Last post by jimmy101
Sun Sep 05, 2010 1:43 pm
mistakes in spud gunning

Last post by Crna Legija
Replies: 113
by bighead33 » Tue Apr 27, 2010 3:25 am
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if you have had a embarrassing moment in spud gunning like gluing your self to the chamber or the cleanout cap back fires pleas post :lol:

Last post

meh girlfriends, they cost to much :lol:
113 Replies

43116 Views

Last post by Crna Legija
Sun Sep 05, 2010 9:14 am
Need help. (NOOB Spudder)

Last post by bighead33
Replies: 3
by deroch » Wed Sep 01, 2010 8:30 pm

First post

I've just finished making my cannon. But im having trouble.
My design works, i tried it twice.
The spark jumps between the nails.

But then it...

Last post

the problem with spray & prays is the inconsistency of it all and people get this problem all the time as a matter a guy just had this same problem...

3 Replies

1589 Views

Last post by bighead33
Thu Sep 02, 2010 6:29 pm
How to make blowgun darts!

Last post by FighterAce
Replies: 8
by noname » Tue Mar 06, 2007 9:56 pm

First post

These are easy to make darts that take five minutes, no tools, and regular household materials.
Materials:
Nails (1 1/2 to 2 is optimal)
1/8 string...

Last post

Way to bump a 3yrold topic...
And why do I get an impression the 2 posts above were made by the same person?

8 Replies

19534 Views

Last post by FighterAce
Wed Sep 01, 2010 11:57 am
Help me and the rest of us get cheap QEVs

Last post by Fizento
Replies: 4
by killerbanjo » Tue Aug 24, 2010 6:49 pm

First post

The site has many great deals and everything has FREE SHIPPING! If you make an account you can apply to make them add a product to there site, so i...

Last post

both would be VERY nice to get!
i cant get my piston working perfect all the time and i just can get such stuff over the internet there isn't...

4 Replies

2207 Views

Last post by Fizento
Thu Aug 26, 2010 4:31 pm
the latest addition to my compressor lineup

Last post by Crna Legija
Replies: 8
by c11man » Tue Aug 17, 2010 11:28 am

First post

my neighbor decided to replace his entire heating and cooling system in favor of a more efficent system. long story short i ended up with the working...

Last post

you also might want to expand you search to include salvage yards, some yards have piles of them

hell yea i got 3 from my junk yard, all i need to...

8 Replies

2507 Views

Last post by Crna Legija
Fri Aug 20, 2010 1:36 am
unexpected spudgun cultural reference...

Last post by bighead33
Replies: 12
by jackssmirkingrevenge » Mon Aug 16, 2010 10:24 am

First post

... in a statshot from The Onion :roll:

Apparently, we practice a hobby for the unemployed :D

Last post

good stuff JSR good stuff.

12 Replies

2986 Views

Last post by bighead33
Thu Aug 19, 2010 9:47 pm
I need a design for an airsoft gun

Last post by thedeathofall
Replies: 5
by skishoot » Thu Aug 12, 2010 7:35 pm

First post

I need a design for an airsoft gun. I would prefer it to be full or semi auto, I have built 2 cloud but I would like something a little more...

Last post

For 35 bux just buy a cheapo gun and modify it Like So . I wish more people used this idea. It is amazingly cheap, simple, effective, and realistic.

5 Replies

2349 Views

Last post by thedeathofall
Fri Aug 13, 2010 9:45 pm
Electric fly-swatter

Last post by Insomniac
Replies: 9
by CpTn_lAw » Mon Aug 09, 2010 12:26 pm

First post

Hi everyone, I bought an electric fly swatter for 2 euros, took the net off, and now have two lead that make a nice 5mm gap that is sharp cracking. I...

Last post

Has anyone considered using a CDI ignition unit for RC plane use as an ignition source? I only fly electric, so I don't know how they work/how to...

9 Replies

6814 Views

Last post by Insomniac
Wed Aug 11, 2010 1:12 am
4.5mm pipe in AU?

Last post by ilovefire
Replies: 13
by ilovefire » Tue Aug 03, 2010 2:08 am

First post

hi im an aussy and cant find a barrel for some 4.5mm metal ball bearings, i was hoping that i could get a brass or aluminum barrel but cant find...

Last post

get a shock pump off ebay, go to a hobby shop with your ammo and see which pipe fits. That seems to e everything, no?

done and done!

13 Replies

4327 Views

Last post by ilovefire
Tue Aug 10, 2010 5:25 pm

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