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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

1201449 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

626455 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

336569 Views

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

Topics

blow gun triggers

Last post by bboymatty
Replies: 11
by Specialist » Sat Apr 21, 2007 10:10 am

First post

does anyone know any sites where i can get a blow gun trigger? i tried to google them but all it showed me where 700 year old blow guns. post links...

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i have one. I think. It is like the ones you use at the gas station just smaller and with a pressure valve attached. Mine works very well and the...

11 Replies

2865 Views

Last post by bboymatty
Mon Apr 23, 2007 7:17 am
DO muzzle brakes actually do anything??

Last post by bboymatty
Replies: 14
by DasGestapo » Sun Apr 08, 2007 8:10 pm

First post

recently i built a medium sized combustion cannon, and for fun i put on a muzzle brake. it was .25 larger in diameter than the barrel, and had two 1...

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muzzle breaks are no good on a spud gun, especially a combustion. Just not enough pressure to make it worthwhile.

14 Replies

9009 Views

Last post by bboymatty
Mon Apr 23, 2007 7:16 am
Penatration, and what causes it.

Last post by bboymatty
Replies: 24
by LucyInTheSky » Tue Apr 17, 2007 6:03 am
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Is it the momentum or the kenetic energy that penetrates?

I know its the momentum thats the recoil and the blasting back of the victum but what is...

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i think in the case of cannons, where we are dealing with low end pressure, its really a matter of what your firing, what your firing it at, and with...
24 Replies

12362 Views

Last post by bboymatty
Mon Apr 23, 2007 7:09 am
Bolt action

Last post by bboymatty
Replies: 3
by flamerz14 » Fri Apr 20, 2007 7:40 am

First post

How do i build a basic bolt action reload on a 3'' barrell without it bowing off? and how big should the hole be?

Last post

look at my entry for the spud gun challenge. it is a fully intergrated breech, took some time but well worth it.

3 Replies

1620 Views

Last post by bboymatty
Mon Apr 23, 2007 7:03 am
Matt paintjob

Last post by bboymatty
Replies: 6
by flamerz14 » Fri Apr 20, 2007 6:12 am

First post

I noticed that just spraypainting a spudgun makes it all.. SHINY.. any simple way I can have mine in matt? wanna plan all tis out before i build my...

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i use regular $7 cans of matt black spray paint. Personally mine do get scratched a little but i think it adds to the effect, gives it some character...

6 Replies

2138 Views

Last post by bboymatty
Mon Apr 23, 2007 7:02 am
I found 20 feet of 4 inch pipe in my yard.. what to make?

Last post by pyromanic13
Replies: 13
by pyromanic13 » Sat Apr 21, 2007 9:02 pm

First post

it's none pressure rated, and I want to do something with it, cannon related or not.

Last post

pvc, and I don't want to make a cannon out of it. ....small chimney?

13 Replies

4934 Views

Last post by pyromanic13
Sun Apr 22, 2007 8:09 pm
need spudgun help!

Last post by goathunter
Replies: 5
by Maverick » Sun Apr 22, 2007 11:40 am

First post

Hi, I’m a brand new member to this site, and am really into potato guns and need some help from some you all. I have built many combustion type guns...

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The proportions of the barrel to chamber are all off.Use 2 pipe instead of 3 ,at that you a have a huge air chamber.Look in the Wiki section and...

5 Replies

1813 Views

Last post by goathunter
Sun Apr 22, 2007 7:51 pm
dead space.

Last post by Intel Xeon
Replies: 4
by Intel Xeon » Sat Apr 21, 2007 10:01 pm

First post

If you happened to use excessive twists and turns after the valve, before the barrel, then would the friction of the gas be enough to ignite the fuel...

Last post

Ok, thanks for the information!

4 Replies

9637 Views

Last post by Intel Xeon
Sun Apr 22, 2007 8:04 am
A Close Encounter: The Explosion of a Valve

Last post by XxtriviumxX
Replies: 24
by Velocity » Sat Apr 14, 2007 8:15 pm
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It was 53 degrees Fahrenheit at the time, about 8:40 PM. I decided I would shoot my Americannon Mini , as it is my favorite spudgun that I have made....

Last post

that was a strange yet desturbing story, the good thing is that your ok
24 Replies

5739 Views

Last post by XxtriviumxX
Sun Apr 22, 2007 2:39 am
Old men are stupid (not all but most)

Last post by pyromanic13
Replies: 36
by shud_b_rite » Mon Apr 09, 2007 9:21 pm
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I just went down to my local plumbing store and I was looking around for some copper piping and one of the workers asked me if they could help. I...

Last post

i always say its for a physics project for school, then they are happy to help me

thats how I get chemicals from drug stores :lol:
36 Replies

15260 Views

Last post by pyromanic13
Sat Apr 21, 2007 9:22 pm
Pvc strength

Last post by fpshutch74
Replies: 15
by fpshutch74 » Wed Apr 18, 2007 4:08 pm
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i live in connecticut and the weather aint never perfrect so i was wondering about pvc strength, i know its pressure rating drops drimaticly after a...

Last post

if i was to make a pvc chamber and use it above 50 degrees, i am wondering the extent of a failure, in other words, has anyone had a hand held cannon...
15 Replies

5849 Views

Last post by fpshutch74
Sat Apr 21, 2007 5:22 pm
Location of the spark

Last post by Bubba05
Replies: 9
by Smiley » Thu Apr 19, 2007 10:43 am

First post

Does it matter where the sparkers are located? Me and my freund made one and its not very consistent. Is it because of the mixture or the location of...

Last post

Yeah I'm looking into putting a chamber fan in my next cannon!
I want to make a golf ball launcher!!
I want to see what results i get with it when i...

9 Replies

2738 Views

Last post by Bubba05
Fri Apr 20, 2007 10:18 pm
remote ignition for combustions

Last post by pyro6314
Replies: 19
by Specialist » Wed Apr 18, 2007 5:04 pm
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im thinking about putting a mini cannon on my rc car. its ok if it is kinda heavy this is a hobby car built to last. it goes up to about 25 mph so it...

Last post

Were you planning on a mechanical or electronic system to actuate you ignition? First off no matter what you do it, having a high voltage spark/...
19 Replies

6996 Views

Last post by pyro6314
Fri Apr 20, 2007 3:11 pm
How do I make a silencer?

Last post by boilingleadbath
Replies: 8
by flamerz14 » Fri Apr 20, 2007 5:58 am

First post

I'm building a combustion rifle based on the RPG 2 to launch water balloons at camp... my only worry is that it would be too loud so how do I make a...

Last post

This forum has a search function.
In the future, USE IT.

Furthermore... we are somewhat tolerant of homemade paintball/airsoft guns when the...

8 Replies

4685 Views

Last post by boilingleadbath
Fri Apr 20, 2007 2:13 pm
potato guns on long island?

Last post by mega_swordman
Replies: 1
by kris » Thu Apr 19, 2007 2:21 pm

First post

Hi guys, i live on long island and i built a few potato guns, but im not shure if its legal to use them where i live.

i need some help!

thanks

Last post

Check wikipedia, I should have some answers. Your best bet though would to send a letter to the local police force about legality issues. If they are...

1 Replies

1756 Views

Last post by mega_swordman
Fri Apr 20, 2007 5:29 am
Safety, Sound, and Power

Last post by frankrede
Replies: 18
by corrosion » Mon Mar 26, 2007 8:44 pm
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I just made my first spud gun the other day but in my excitement I did not pay attention to the pipe specs. This is my gun, from clean-out to barrel:...

Last post

Post pics!
I am anticipating to see it, It sounds fun.
18 Replies

4942 Views

Last post by frankrede
Thu Apr 19, 2007 9:56 pm
Great plans!

Last post by PCGUY
Replies: 9
by flamerz14 » Wed Apr 18, 2007 7:50 am

First post

Check out -edited-

great plans n canons.. even has store to buy ready made ones!

Last post

Hey, check out this website, I guarantee you'll grow 2 inches overnight!

9 Replies

2993 Views

Last post by PCGUY
Wed Apr 18, 2007 5:20 pm
Sleeving 2inch SDR40 aint that bad, why y'all complaining?

Last post by pyrogeek
Replies: 8
by pyrogeek » Mon Apr 16, 2007 12:30 am

First post

So Saturday I had my 2inch SDR 40 barrel in my garage, and decided to sleeve it for golf balls. After a little experimenting, I found removing a...

Last post

I know what you mean. You would have to use like 6inch for the chamber, and that stuff isn't rated very high.

A sleeved barrel is pretty heavey, so...

8 Replies

1809 Views

Last post by pyrogeek
Wed Apr 18, 2007 1:09 am
Kentucky Meet in the Summer!

Last post by SMOWK
Replies: 11
by sgort87 » Wed Nov 08, 2006 10:20 am

First post

Last summer SMOMW hosted the Kentucky spud meet at his house and it was an amazing time. Four of us showed and really had the time of our lives. This...

Last post

If you have a facebook account, then find me on there and put your name on the IPLA shootout guest list i've created an event post for this july.

11 Replies

4922 Views

Last post by SMOWK
Tue Apr 17, 2007 12:10 pm
Fastest Potato Velocity?

Last post by noname
Replies: 36
by Killjoy » Sat Apr 14, 2007 11:06 pm
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I apologize if this has already been discussed, but i tried searching for any information i could on the subject and couldn't find anything.

That...

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As another shred of evidence, I plugged the numbers into EVBEC Live V1.5 with an 80 gram projectile, and got a velocity of about 2400 fps. As BLB...
36 Replies

11271 Views

Last post by noname
Mon Apr 16, 2007 10:24 pm
Airports regulations.

Last post by huskeyeskimo
Replies: 30
by frankrede » Sat Apr 14, 2007 10:40 pm
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Does anyone know the legality status of checking a cannon into the luggage in a airport? I know you can check in firearms, but does that include a...

Last post

My only concern I wanted to mention is with shipping. I work at UPS and know that in order to ship things like that you must ship through places that...
30 Replies

8111 Views

Last post by huskeyeskimo
Mon Apr 16, 2007 4:15 pm
simple c:b question

Last post by sjog
Replies: 6
by sjog » Sat Apr 14, 2007 10:21 pm

First post

If chamber has vol. of 5350 ml and my barrel 94 sdr-21 1 1/2
What is c:b and the chamber vol. in cubic inches.
Numbers elude me, can't du math....

Last post

I tried a one word reply it would'nt accept it. So I punched in a few more words.
1.7 id I think sdr-21 1 1/2 od

Thanks
I just looked on burnt...

6 Replies

1897 Views

Last post by sjog
Sun Apr 15, 2007 5:59 pm
predict combustion gun preformance

Last post by FiveseveN
Replies: 2
by boilingleadbath » Sat Jan 27, 2007 7:21 pm

First post

Introduction

Predicting the performance of pneumatic guns is a well-established field, dominated by the GGDT , but predicting the performance of...

Last post

Voted limitations since your proposed adjustments are educated guesses at most.
There are so many variables (some random) involved that I don't...

2 Replies

2514 Views

Last post by FiveseveN
Sun Apr 15, 2007 12:54 pm
Chamber Q

Last post by pyromaniac
Replies: 26
by pyromaniac » Thu Apr 12, 2007 5:05 pm
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Ok i was just thinking it would be cool to make a chamber out of the newish aluminum beer bottles.

They feel durable enough but i was just wandering...

Last post

Will pipedope work for a steel fitting going into aluminum?

spud blaster- the cans arent really paper thin but i can see your point.
26 Replies

8969 Views

Last post by pyromaniac
Sun Apr 15, 2007 8:49 am
combustion/pneumatic thought (probably a bad one)

Last post by SpudBlaster15
Replies: 9
by hi » Sat Apr 14, 2007 5:13 pm

First post

would it work if i had a chamber and valve set up like a normal sprinkler valve pneumatic, but had a plug to spray fuel into.

the idea is that you...

Last post

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9 Replies

2313 Views

Last post by SpudBlaster15
Sun Apr 15, 2007 12:08 am

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