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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

1560321 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

750005 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

408101 Views

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

Topics

SX T-Shirt Cannon

Last post by CS
Replies: 1
by cardinals08 » Sun Feb 19, 2006 1:44 am

First post

I went to the Supercross in St. Louis today. When we went down into the pits I saw a kind of golf cart vehicle and mounted on the top was a cannon....

Last post

Im guessing you were seeing this...

... is it? I heard our local college (ya, the one that kicks the sh*t out everybody in football) has one, but...

1 Replies

2437 Views

Last post by CS
Sun Feb 19, 2006 4:59 am
Trouble with my first spudgun

Last post by saladtossser
Replies: 5
by jakup » Sat Feb 18, 2006 3:40 pm

First post

I am new to the squdgun world and i had no idea how big it is.
i just built my first gun and i think i have a problem. It is a very basic gun with...

Last post

varie the amount of fuel, also because it's cold, fuel likes to settle faster

5 Replies

2492 Views

Last post by saladtossser
Sat Feb 18, 2006 7:31 pm
Pimp's Potato Gun Research Paper

Last post by nicholai
Replies: 7
by CS » Wed Feb 15, 2006 12:47 am

First post

Yea, baby I'm finally done with my ruff draft! I posting it just so you can read and so you can comment seeing as this is a ruff draft. Im sure Ive...

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nice report dude, id expect a good grade outta that.
i did one my freshman year on volume and pressure and i used a very small scale pneumatic (they...

7 Replies

5898 Views

Last post by nicholai
Sat Feb 18, 2006 10:33 am
burst disk

Last post by theregoesthewindow
Replies: 4
by theregoesthewindow » Fri Feb 17, 2006 9:46 pm

First post

I'm wondering how many decibels (approx.) a burst disc makes. Also if it will vary with the sizes of the disc. (I'm thinking of making a burst disk...

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OK, I think I got it down. Thanks for the help drac!

4 Replies

2205 Views

Last post by theregoesthewindow
Sat Feb 18, 2006 12:55 am
help with my sprinkler valve

Last post by nicholai
Replies: 11
by joe912 » Wed Feb 15, 2006 9:11 pm

First post

well today i went out and bought a sprinkler valve and i cannot get it to seal. i am using just the normal solenoid to actuate it. i took it off and...

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yeah i just use cheap ass plumbers putty, and a q-tip of solvent/cement in the little hole. good rule of thumb is when you are pressing the epoxy in...

11 Replies

4015 Views

Last post by nicholai
Fri Feb 17, 2006 6:18 am
Fuel Question

Last post by Hitler_the_spud
Replies: 3
by Hitler_the_spud » Wed Feb 15, 2006 11:47 pm

First post

ok ok ok her eit is for a ghetto propane in jection like showed here ok now the gap between the ball valves for a 1 1/2 ft 4inch chamber how big does...

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well tyhanks for my anser beebs i can go conqure the world to day :roll:

3 Replies

2051 Views

Last post by Hitler_the_spud
Thu Feb 16, 2006 10:29 pm
PVC showing up in Xrays

Last post by boilingleadbath
Replies: 17
by K40T1C » Fri Feb 10, 2006 8:13 pm
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Ok so ive only been on this forum about a month and already ive seen dozens of people warning ppl about how pvc doesnt show up in xrays so it will be...

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You can't set it to the density of x ; the only adjustment available to my knolage would be emmiter power, and x-ray frequency - current and voltage...
17 Replies

13924 Views

Last post by boilingleadbath
Thu Feb 16, 2006 10:18 pm
Im New At This, I need Help!

Last post by PCGUY
Replies: 10
by Tripoli » Wed Feb 15, 2006 11:47 am

First post

hi people, how you all doing, nice too see some great idea's
however, i have one based problem, i am having trouble understand text processes, and i...

Last post

This is about as simple as your going to get.

Basically a pneumatic has some type of compressed gas (usually air) stored in a piece of pressure...

10 Replies

4281 Views

Last post by PCGUY
Thu Feb 16, 2006 6:32 pm
new mini, good plan or not?

Last post by Atlantis
Replies: 8
by cardinals08 » Fri Dec 23, 2005 11:10 pm

First post

What do you think of this? A mini with a regular size Tylenol bottle for a chamber, 2-3 pen tubes for barrles, you could leave a long nosed grill...

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Just make sure you block the butane tank, those things pack a punch on fumes alone, try smashing one on the ground.

8 Replies

5067 Views

Last post by Atlantis
Wed Feb 15, 2006 4:37 pm
Hybrid Question

Last post by PCGUY
Replies: 11
by Rambo » Mon Feb 13, 2006 3:53 pm

First post

Why the rapid rise of the presure can breake a chamber made for much more preshure?A cola bottle can withstand 120 psi but it can't withstand the...

Last post

Next time please spell Hybrid correct in your post and put it in the correct section. I moved it for you.

Thanks.

11 Replies

4388 Views

Last post by PCGUY
Wed Feb 15, 2006 11:22 am
My first cannons, trouble with punisher valves

Last post by JustinMeisse
Replies: 9
by JustinMeisse » Mon Feb 13, 2006 1:30 pm

First post

Hi, I'm new here. I made these two cannons this week, the large one was more of a learning experience, hence the lack of handles. The smaller one is...

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Thanks for the help, I never really thought pneumatics would be more powerful than combustion. I'm really bummed out that the t-section I used on my...

9 Replies

3963 Views

Last post by JustinMeisse
Tue Feb 14, 2006 5:38 pm
Fans!!!

Last post by nicholai
Replies: 5
by nabu92 » Thu Feb 09, 2006 10:21 pm

First post

I recently bought a computer fan for my combustion cannon and I wanted to know where the fan goes. Does the fan go on the top of the chamber, in...

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yeah i buy the cheezy 80 mm and 120 mm fans and they seem to take a lot of punishment, however i only use propane so im guessing an aerosol can would...

5 Replies

3884 Views

Last post by nicholai
Tue Feb 14, 2006 2:06 pm
clear primer

Last post by theregoesthewindow

by theregoesthewindow » Mon Feb 13, 2006 12:59 am

i''ve been searching the forums and have come across people talking about clear primer and cement. i was just wondering where people got these( i...

0 Replies

2244 Views

Last post by theregoesthewindow
Mon Feb 13, 2006 12:59 am
has anyone ever tried-

Last post by FiveseveN
Replies: 2
by jrrdw » Sun Feb 12, 2006 7:26 pm

First post

i'm sitting here reading post and just came across a post about 1 sprinkler valve, was asking about guide rods in the sprinkler valve, anyway it made...

Last post

If you can power it, I guess it could work. You could also use it to pop burst disks (the more power in the solenoid, the thicker the burst disks can...

2 Replies

1721 Views

Last post by FiveseveN
Sun Feb 12, 2006 8:55 pm
HELP!

Last post by nabu92
Replies: 2
by nabu92 » Sun Feb 12, 2006 6:26 pm

First post

Today I found out how powerful my spud gun is. I shot a potato at a 3/4'' sheet of plywood from 50 yards away and It shot a big hole right through...

Last post

thanks, I'll tell him what u said... I always wanted to have a metering system, but I never thought my dad would let me because it would b too...

2 Replies

1562 Views

Last post by nabu92
Sun Feb 12, 2006 7:55 pm
Piston Valve problems

Last post by jrrdw
Replies: 11
by guitarfreak » Mon Feb 06, 2006 10:31 pm

First post

i have just made a pneuamtic piston valve cannon similar to this:

it's actuated by a blowgun. the problem is,the piston wont actuate. i pump up...

Last post

how many pumps does it take to pressureize your chamber?

no wonder your foot broke, it's all worn out from pumping up your cannon-lol

man save...

11 Replies

4496 Views

Last post by jrrdw
Sun Feb 12, 2006 7:47 pm
good sprinkler valve?

Last post by jrrdw
Replies: 2
by evileye250 » Sun Feb 12, 2006 12:15 pm

First post

is this a good sprinkler valve or is this the one of the ones with the guide rod? does anyone use this one? my ball valve locked up so im moving up...

Last post

you can use the solinoid to open the valve, but i don't think it will be as good as moden it

but that looks like a good price for it 14 bucks,...

2 Replies

2014 Views

Last post by jrrdw
Sun Feb 12, 2006 7:08 pm
Help on my mega gun.

Last post by Urban Ninja
Replies: 4
by Urban Ninja » Sun Feb 12, 2006 12:39 am

First post

This is a really stupid question but do you think it will make any difference painting all the pices before I glue them or put them together. I dont...

Last post

Yeah thanks guys, Ill probrably get some painters tape from the hardware store and try painting it together. Thanks again.

4 Replies

1885 Views

Last post by Urban Ninja
Sun Feb 12, 2006 3:41 am
Burst Disk?

Last post by nabu92
Replies: 7
by nabu92 » Sat Feb 11, 2006 7:37 pm

First post

what is a burst disc? I did a search, but i cant find out what they are.

Last post

thanks for all the info guys

7 Replies

2877 Views

Last post by nabu92
Sat Feb 11, 2006 9:21 pm
First time cannoner *Update BIG BOOM!!

Last post by spudkid22
Replies: 27
by TraLaLa » Sun Jan 29, 2006 6:06 pm
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Hello Everyone,

I recently built my first combustion cannon and I have some trouble with it.

I did a test run, with no projectile inserted, to see...

Last post

If you have an old BBQ grill around you could also take the puh button igniter off of it.They produce a strong spark. 8)
27 Replies

12141 Views

Last post by spudkid22
Sat Feb 11, 2006 1:46 pm
other coax ideas

Last post by CS
Replies: 5
by theregoesthewindow » Thu Feb 09, 2006 2:42 am

First post

i forget where i saw this but someone had the idea to just pust a sprinkler valve in the chamber of a pnuematic(sp), i was wondering if it would...

Last post

Have the air run in via a sprinkler valve to the chamber and have it remotly controled by a garage door opener. Then do the same with the sprinkler...

5 Replies

1803 Views

Last post by CS
Fri Feb 10, 2006 7:45 pm
CO2 Reg ST's Version

Last post by a41capt
Replies: 17
by saladtossser » Sat Oct 15, 2005 8:03 pm
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self explaining, the regulator is

Last post

Huge air consumption with an open bore is a un-fixable problem. What I DO hope to achieve is a more economical device that has a high rate of fire,...
17 Replies

13289 Views

Last post by a41capt
Fri Feb 10, 2006 2:18 pm
A little help

Last post by spudshot
Replies: 13
by mdangler » Thu Feb 09, 2006 9:19 pm

First post

Hey guys whats up... pretty new to the forum... well i just signed up anyway.. been coming here for a couple of months.. iv'e succefully build and...

Last post

well, i'm not gonna be a dickhead about people asking questions about hybrids (for once) build some more cannons, propane metered combustions, and...

13 Replies

3894 Views

Last post by spudshot
Fri Feb 10, 2006 7:29 am
OMG! It still doesnt work =(

Last post by beebs111
Replies: 7
by nabu92 » Wed Feb 08, 2006 8:01 pm

First post

:twisted: :twisted: :twisted: :twisted: I recently spent about $100 on making a simple combustion cannon(10 in. chamber...36 in. barrel)...but it...

Last post

just put a propane meter into it 8) itll work every time

7 Replies

5319 Views

Last post by beebs111
Thu Feb 09, 2006 8:32 pm
bout 2 build a pneumatic

Last post by nabu92
Replies: 12
by nabu92 » Wed Feb 08, 2006 8:28 pm

First post

hey, i just got a 200 psi air compressor and i want to build a pneumatic cannon...since my home depot wont sell pipe by the foot, i have to buy the...

Last post

what kind of valve do u use to fill the chamber?

12 Replies

5429 Views

Last post by nabu92
Thu Feb 09, 2006 6:35 pm

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