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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

1079635 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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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

553575 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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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

300326 Views

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

Topics

A mathematical question about preassure

Last post by Tobin
Replies: 2
by Tobin » Sun May 29, 2011 8:15 am

First post

If we have a circle, the circle has an circumference at 10cm. Inside the circle we have a preassure at 10kg/cm. Does that mean that at the circle's...

Last post

Ok, thanks. Actually i dont know exactly what tractive means, i did just use the google translator :P

2 Replies

1377 Views

Last post by Tobin
Sun May 29, 2011 10:54 am
my home chrony

Last post by Technician1002
Replies: 2
by shiny455 » Sat May 28, 2011 6:37 pm

First post

i don't know if this has already been discussed here but whenever i make a gun or anything i just stand exactly 10 or 20 metres away from a wall and...

Last post

oops.. sorry for the double post. Edit gone wrong..

2 Replies

1915 Views

Last post by Technician1002
Sun May 29, 2011 12:30 am
Launching circuit - cool and simple?

Last post by Davidvaini
Replies: 39
by Davidvaini » Fri May 27, 2011 11:51 am
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Hey guys, I am working on a firing control for a launcher I am working on.

I basically got the device to have 1 switch that is an on/off/on switch...

Last post

So I tested my circuit and I am working on Dewey's circuit in Yenka.. which is a pretty cool and powerful program... and its free.. which is pretty...
39 Replies

12237 Views

Last post by Davidvaini
Sat May 28, 2011 9:53 pm
breech loading

Last post by bennettjackson
Replies: 22
by bennettjackson » Mon May 23, 2011 11:01 pm
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hey guys, so ive developed a breech loading system similar to the kind shown below however i cant seem to figure how to get a rod of some kind like...

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thanks everyone i think i got it all set, i sleeved two 2 pipes together and slid it through a 2-1/2 pipe, all i need now is a way to create a seal...
22 Replies

9368 Views

Last post by bennettjackson
Thu May 26, 2011 10:03 am
JSR is going to hate me!

Last post by ilovefire
Replies: 6
by ilovefire » Wed May 25, 2011 3:09 am

First post

yesterdays at work i was asked to fill a 20L bucket with epoxy from a 180L drum, because the flow is very slow i had to leave it for a while be...

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Your paycheck is getting docked the cost of the wasted epoxy. Oh wait....you don't work for me, lucky you.

ha ha yea that would be hard im kinda a...

6 Replies

3287 Views

Last post by ilovefire
Wed May 25, 2011 4:41 pm
High Velocity Launch Systems

Last post by DYI
Replies: 87
by DYI » Sat Apr 10, 2010 8:48 pm
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As some of you probably know, I've had an interest in high speed launch and impact for quite a while now. My initial approach at it didn't go so...

Last post

I recently found a paper of high relevance to this thread's subject matter, dedicated to exploring the theoretical high velocity performance limits...
87 Replies

66481 Views

Last post by DYI
Sat May 21, 2011 9:43 am
Cannon Ideas

Last post by Technician1002
Replies: 4
by motoman807 » Thu May 19, 2011 12:00 pm

First post

Do the people who make these insane cannons create them from their own imagination? or do they modify things that they have seen before and thought...

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Even mine are an improvement on some basic designs. The basic design is an air chamber holding air under pressure and released by a valve. Using...

4 Replies

2137 Views

Last post by Technician1002
Thu May 19, 2011 8:40 pm
Grizzly coupon

Last post by mobile chernobyl
Replies: 9
by irisher » Mon May 16, 2011 8:56 pm

First post

I know this may be a long shot but, I need your guy's help. I will be making a very large purchase from grizzly soon and was hoping someone here...

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customer service is really what you have to look out for when buying these Chinese import tools... Be wary of who is rebadging it!

Similar story but...

9 Replies

5383 Views

Last post by mobile chernobyl
Tue May 17, 2011 5:26 pm
Small caliber spud gun/ Nerf gun

Last post by jackssmirkingrevenge
Replies: 49
by Stormling » Thu May 12, 2011 5:35 am
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Hi i'm looking for any help in making a simple small caliber spud gun.
The main thing i'm looking for is the power to launch Nerf darts but also...

Last post

Good luck with it :) remember, if in doubt, epoxy ;)

Thank you for your help and I apologize for any badgering I have done.

No worries, we have...
49 Replies

20071 Views

Last post by jackssmirkingrevenge
Tue May 17, 2011 6:36 am
Slide valve/ QEV where to find?

Last post by shardbearer
Replies: 8
by Captain Tech » Mon Apr 04, 2011 4:07 pm

First post

Hey, I was wondering if any hardware stores would carry slide valves and QEV's or if I HAD to buy online.
I'd much rather buy locally just for the...

Last post

I am using this slide valve, which goes straight into the input of this QEV, no adapters needed. The QEV is a little small, only 1/4 ports for tank...

8 Replies

3202 Views

Last post by shardbearer
Fri May 13, 2011 11:49 am
Painting

Last post by shardbearer
Replies: 7
by Meat » Mon May 09, 2011 10:39 pm

First post

I've built spud guns before and I always have painted the PVC after it has been cemented and cured. I usually just lurk the forums, so I made an...

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Vinyl dye can be applied, then glued, and is also the best spray paint possible for plastics. Not kidding.

7 Replies

4216 Views

Last post by shardbearer
Thu May 12, 2011 6:48 pm
machining the MiniBoy MarkI

Last post by LeMaudit
Replies: 25
by LeMaudit » Sat Apr 09, 2011 4:50 pm
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Here's a howto demonstrating the machining of the MiniBoy MarkI from this thread

My equipment are Sherline lathe (long bed) and mill. I'll be happy...

Last post

just as an excuse to buy one

That's the best way ;-)
25 Replies

14458 Views

Last post by LeMaudit
Tue May 10, 2011 7:09 am
American quick connects

Last post by Gippeto
Replies: 12
by MrCrowley » Thu May 05, 2011 2:46 am

First post

When I was in America way back when I bought a bunch of air quick disconnect fittings but they were a different type to the ones I have. They don't...

Last post

I've only ever heard them referred to as foster fittings. Foster IS a manufacturer of such items...the ones used in paintball have a resemblance to...

12 Replies

3607 Views

Last post by Gippeto
Sun May 08, 2011 11:26 pm
ignition system

Last post by XXpotato-cannoneerXX
Replies: 28
by XXpotato-cannoneerXX » Tue May 03, 2011 4:29 am
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wooops... my bad :roll: :wink:

but then lets try again :D

would circuit work as an ignition system for my planned potato cannon or would it be...

Last post

da*m im failing :shock: :shock: :oops:
28 Replies

11077 Views

Last post by XXpotato-cannoneerXX
Sun May 08, 2011 10:51 am
ignition system (SPOON FEEDING)

Last post by MrCrowley
Replies: 13
by XXpotato-cannoneerXX » Mon May 02, 2011 4:27 pm

First post

would this work as a ignition system for my planned potato cannon or would it be dysfunctional.

plz come with ideas :lol: :wink:

Last post

Not much point leaving it open :wink:

13 Replies

4476 Views

Last post by MrCrowley
Tue May 03, 2011 5:37 am
single gun with a pneumatic AND combustion chambers

Last post by Moonbogg
Replies: 7
by d.marty » Mon May 02, 2011 11:53 am

First post

So im new to the site but ive been tinkering with potato guns for a little over 5 years. I have been designing ideas for an onboard compressor for a...

Last post

Burst discs have the advantages of maximum flow resulting in best power, and they are very easy to use and the design is super reliable overall. Of...

7 Replies

2712 Views

Last post by Moonbogg
Mon May 02, 2011 9:31 pm
House M.D. S7E18 does anyone know any details ?

Last post by metalmeltr
Replies: 36
by al-xg » Fri Apr 01, 2011 5:49 pm
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Anyone seen this ?

Weirdly I first heard of this on the French forum.

Last post

Like-infered reference to burst disks, average viewer would have no clue
36 Replies

15097 Views

Last post by metalmeltr
Sun May 01, 2011 1:42 am
making epoxy pistons

Last post by jackssmirkingrevenge
Replies: 96
by jackssmirkingrevenge » Fri Jun 22, 2007 4:43 am
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Here's how I cast pistons out of epoxy:

As per the other casting tutorial, the first thing you have to do is get yourself some marine epoxy resin,...

Last post

It turns out, 1.5 ABS test caps (the Really thin, brightly coloured flimsy ones) are a pretty good fit for the inner diameter of the 2 sch 40....
96 Replies

61463 Views

Last post by jackssmirkingrevenge
Tue Apr 26, 2011 12:31 am
EPR Build Log

Last post by PVC Arsenal 17
Replies: 58
by PVC Arsenal 17 » Sun Jan 02, 2011 9:15 pm
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More on this later...

If these type of threads aren't allowed, please delete.

Last post

Somewhere on the side of the side of the gun would be a spring loaded inline magazine which (at some point) lines up with the empty barrels as they...
58 Replies

23561 Views

Last post by PVC Arsenal 17
Mon Apr 25, 2011 2:41 pm
Shot in Head with Potato gun

Last post by jackssmirkingrevenge
Replies: 11
by tghhs » Fri Apr 22, 2011 10:36 pm

First post

Just thought i'd link this one

Last post

If the projectile was genuinely a potato, I can't even...

Imagine telling the new parents the day he was born.

Your bundle of joy, which you will...

11 Replies

6975 Views

Last post by jackssmirkingrevenge
Mon Apr 25, 2011 1:21 am
CpTn's leaving for a while

Last post by jrrdw
Replies: 2
by CpTn_lAw » Sun Apr 24, 2011 3:57 am

First post

Hey,

So here I am, in two days and up to friday I have my final exams, and next monday i'll be away from home (not too far though) for a 2 months...

Last post

Here's a good read.

See you when you get back...

2 Replies

1362 Views

Last post by jrrdw
Sun Apr 24, 2011 8:29 am
Who's gun was it?....

Last post by jackssmirkingrevenge
Replies: 3
by D_Hall » Fri Apr 15, 2011 3:19 pm

3 Replies

1487 Views

Last post by jackssmirkingrevenge
Fri Apr 15, 2011 3:40 pm
semi-auto 1.0

Last post by farmerboy32
Replies: 3
by farmerboy32 » Thu Apr 14, 2011 7:00 pm

First post

this is my idea i have though of over the last few days at school. the hammer and trigger shape is borrowed from the m14 rifle. The shells are going...

Last post

forgot to add; there is a spring keeping the slide valve closed

3 Replies

1763 Views

Last post by farmerboy32
Thu Apr 14, 2011 7:35 pm
Surgical tube grenade build.

Last post by wyz2285
Replies: 8
by Solar » Sat Apr 09, 2011 5:55 am

First post

These are old Scepter tubes, however 40mm and other size cardboard tube and plastic plugs can be used. I will post some links for places to order...

Last post

wow I will make someting like this and take it to the beach :D

8 Replies

6329 Views

Last post by wyz2285
Thu Apr 14, 2011 5:28 am
QEV Pilot

Last post by Captain Tech
Replies: 5
by Captain Tech » Tue Apr 12, 2011 10:24 pm

First post

Can you pilot a QEV with just a blowgun valve? If so that would make my life much easier.

Sorry if that's a stupid question, I'm very new to this.

Last post

thanks a bunch Jack, you really know you shit around here.

5 Replies

2177 Views

Last post by Captain Tech
Wed Apr 13, 2011 3:58 pm

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