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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

664845 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

388608 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

203876 Views

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

Topics

Piston

Last post by pat123
Replies: 4
by pat123 » Wed Oct 03, 2007 5:14 pm

First post

this is my piston
any ideas are welcomed to make it better I wanted to pass it by ypu guys before glueing it.

Pat

Last post

no, i dumped the vitamins into another container :)
I think it will work. i am going to try it at a low psi today before i glue it together. so you...

4 Replies

1278 Views

Last post by pat123
Thu Oct 04, 2007 2:37 pm
HOw to upload big pictures

Last post by Fnord
Replies: 3
by pat123 » Wed Oct 03, 2007 5:08 pm

First post

I want to post pictures pf my piston valve and i used my mom's 10.1 mega pixle camera and every photo is 5 mb
how would I do this

thanks
pat...

Last post

If you post images that are 5 megs each, you're going to piss a lot of people off.
It would take me literally half an hour to download just ONE.

3 Replies

4261 Views

Last post by Fnord
Thu Oct 04, 2007 8:56 am
Damaged pipe?

Last post by MikeNice
Replies: 11
by pat123 » Tue Oct 02, 2007 2:40 pm

First post

my uncle found a 7ft piece of 4inch sch40 on the side of the road and brought it for me. i was wondering if it is safe to use since it probably fell...

Last post

I guess the resident old guy here (being me) is being over-cautious. . .

11 Replies

2446 Views

Last post by MikeNice
Thu Oct 04, 2007 5:26 am
Auto Chamber Loading With Adjustable PSI

Last post by Spudnik Tweaker
Replies: 20
by Spudnik Tweaker » Mon Oct 01, 2007 11:34 pm
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Auto Chamber Loading With Adjustable PSI: I need a way to accomplish this.

I am looking for some type of pop-off valve; one that would work in a...

Last post

you can also use a pressure switch attached to the sprinkler valve
I don't like that relief valve setup on QEV and piston valve, I think its best...
20 Replies

5235 Views

Last post by Spudnik Tweaker
Thu Oct 04, 2007 2:56 am
effects of angle, muzzle velocity and wind on trajectory

Last post by Hotwired
Replies: 1
by jackssmirkingrevenge » Wed Oct 03, 2007 6:03 am

First post

this little game is an entertaining way of illustrating the effects that various variables have on our projectile trajectories, especially during...

Last post

I prefer cannons at Jippii but it's annoying to have to register for the site now.

1 Replies

727 Views

Last post by Hotwired
Wed Oct 03, 2007 6:29 am
Pipe over SCH 40 1.5 in pipe.

Last post by dragon finder
Replies: 10
by dragon finder » Tue Oct 02, 2007 6:53 pm

First post

What size pipe would fit snugly over or very near over SCH 40 1.5 inch PVC pipe?

Last post

Well, this whole idea came to me when I thought of a way to vent it fast. It dosn't have individualy charged cartages, just a regular chamber.

10 Replies

3940 Views

Last post by dragon finder
Wed Oct 03, 2007 5:08 am
Hybrid: Semi-semi Auto Hybrid

Last post by Jolly Roger
Replies: 11
by Jolly Roger » Mon Jul 02, 2007 6:41 am

First post

Okay I've been through these designs over and over and I haven't fond any flaws in them yet. Basically it is an idea for a semi-semi-auto hybrid. No...

Last post

Edit

11 Replies

3187 Views

Last post by Jolly Roger
Tue Oct 02, 2007 10:06 pm
2in piston

Last post by spudgunnerwryyyyy
Replies: 10
by pat123 » Tue Oct 02, 2007 4:22 pm

First post

I just posted something about a 4inch pvc pipe my uncle found. I may not use it because it might have fallen off of a truck going like 50mph.

in...

Last post

Sorry typo it would work great.

10 Replies

2248 Views

Last post by spudgunnerwryyyyy
Tue Oct 02, 2007 9:58 pm
$10 chrono

Last post by jimmy101
Replies: 19
by homedepotpro » Sun Sep 30, 2007 6:34 pm
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A while ago i built a one of these
and one of these

so today i had an epiphany, why not combine them. I ended up with a cheap and easy to use...

Last post

Homedepotpro: What you built is good, I wasn't (well maybe I was) trying to be a jerk.

Some comments. The wiring shown for the phototransistors...
19 Replies

6127 Views

Last post by jimmy101
Tue Oct 02, 2007 12:14 pm
Dumpster Diving

Last post by sandman
Replies: 17
by veginator » Thu Sep 27, 2007 6:25 pm
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For the past few days I jave been looking in dumpsters around a contruction-sight in my nieghborhood and I managed to get:20feet of 2inch,6feet of...

Last post

I do it because it is an easy way to save money. From what I got from my dumpsters I easily saved $60 and to me thats alot of money. I make $25 a...
17 Replies

3807 Views

Last post by sandman
Mon Oct 01, 2007 7:07 pm
Big Ol BANG! *Vid *Tis Good*

Last post by Pilgrimman
Replies: 6
by chaos » Mon Oct 01, 2007 5:51 am

First post

Hello all, I was bored after work today...(skol holidays again so im working for a week)

anyhoo, My bro & i took what we could find that was...

Last post

Can't say I love the music, but the pyrotechnics are great!!!!!!! :D

6 Replies

1914 Views

Last post by Pilgrimman
Mon Oct 01, 2007 6:20 pm
Ideas for a cannon

Last post by Master Pop
Replies: 29
by Master Pop » Mon Sep 24, 2007 3:20 pm
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I am sorry if this is not the place to post this. I am a noob about this stuff, I am a airsofter and I want a cannon that will launch a mortar like...

Last post

Ya I am thinking of using mini nerf footballs with the tail fins to be what I launch, but if I want ones that have a whistle in them that are small I...
29 Replies

6925 Views

Last post by Master Pop
Mon Oct 01, 2007 3:54 pm
Pressure from a CO2 cartridge?

Last post by williamfeldmann
Replies: 7
by HaiThar » Sun Sep 30, 2007 9:27 pm

First post

I know that they make CO2 Cartridges to fill up bikes, and whatever else has a Shrader on it... My question is, does anyone know how much pressure an...

Last post

That is an incredibly handy formula. There is a similar page about the 9 and 20 oz tanks and also big bulk tanks on the WIKI here .

Does anyone...

7 Replies

3592 Views

Last post by williamfeldmann
Mon Oct 01, 2007 8:24 am
Launch It! Contest on instructables.com

Last post by PCGUY
Replies: 72
by fungus amungus » Wed Aug 29, 2007 3:48 pm
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Hello -

My name is Ed Lewis and I wanted to let you all know about a contest that's currently running on instructables.com, the Launch It!...

Last post

Just wanted to be sure, so I could unsticky.

Glad you won!
72 Replies

15757 Views

Last post by PCGUY
Sun Sep 30, 2007 11:12 pm
Science fair project

Last post by HaiThar
Replies: 21
by noob of noobs » Wed Sep 26, 2007 9:29 pm
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Our class in biology is doing science fair projects. We're allowed to experiment whatever we want, and I decided to do something on cannons. Problem...

Last post

Good luck with a Hybrid...and don't blow yourself up :!:
21 Replies

6074 Views

Last post by HaiThar
Sun Sep 30, 2007 5:17 pm
Custom diameter pipe

Last post by jackssmirkingrevenge
Replies: 10
by Pilgrimman » Fri Sep 28, 2007 5:12 pm

First post

This is a theory and has never been tested. (To my knowledge...) 8)

If one were to do some precise measurements, and cut a piece of pipe lengthwise...

Last post

You have to use reasonably waterproof materials (meat tray foam, glossy cardboard, clear plastic etc.) and secure all the joints with glue, I...

10 Replies

2485 Views

Last post by jackssmirkingrevenge
Sat Sep 29, 2007 3:08 am
Instuctional videos, TAP plastics

Last post by noname
Replies: 3
by )DEMON( » Fri Sep 28, 2007 4:57 am

First post

Lots of good info on creating moulds and other things, very usefull. Linky:

:D Would like to see some kick ass accesories made for your cannons....

Last post

That's where I get all my acrylic, PVC sheet, ABS sheet, Delrin rod, clear acrylic tubing, the square tubing for the sidestrafer, and everything else...

3 Replies

1248 Views

Last post by noname
Fri Sep 28, 2007 11:00 pm
Buying from U.S. Plastics?

Last post by HaiThar

by HaiThar » Fri Sep 28, 2007 8:03 pm

Does anyone know if US Plastics are a safe company to buy PVC from? I know it's kinda a wierd question to ask, but I don't feel safe buying stuff...

0 Replies

1616 Views

Last post by HaiThar
Fri Sep 28, 2007 8:03 pm
copper paintball gun

Last post by Marco321
Replies: 3
by st.croixsurfer » Thu Sep 27, 2007 5:50 pm

First post

hi im new here ive made some pretty good cannons and will post those later on
im planning to make a barrel sealing pnematic copper
paint ball gun...

Last post

Full auto? I would settle for semi I guess.....
:wink:

That would be a bit harder. But you could settle for a simple pump action reload and...

3 Replies

1278 Views

Last post by Marco321
Thu Sep 27, 2007 10:08 pm
CRT monitor challange

Last post by Fnord
Replies: 24
by iknowmy3tables » Mon Sep 24, 2007 8:56 pm
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well I got a free broken crt (its the vacum tube non-lcd) computer monitor from school and I can get plenty more working ones too, cause our school...

Last post

I'll see if I can find a date on it.
(Will edit this post in a bit.)

I couldn't find a readable date on it anywhere, but after inspecting the...
24 Replies

5098 Views

Last post by Fnord
Thu Sep 27, 2007 5:32 pm
disolving epoxy?

Last post by cdheller
Replies: 11
by mtronic » Tue Sep 25, 2007 5:20 pm

First post

Does anyone know if there is a solvent for epoxy? I managed to get some in the back of a valve stem :oops:
Thanks

Last post

I'm not sure if the valve stem you are having problems with is a schrader or not but,

Auto parts stores sell a 4 way combo tool designed to tighten...

11 Replies

3762 Views

Last post by cdheller
Thu Sep 27, 2007 4:57 pm
Interview with PCGuy

Last post by Novacastrian
Replies: 16
by Leav » Sun Oct 03, 2004 3:12 pm
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I'll be posting some questions here addressed to this sites hard-workin' admin, if he wants, he can answer them... :wink:

1)When was the last time...

Last post

Thankyou PC GUY, you make my life a lot happier :D
16 Replies

8645 Views

Last post by Novacastrian
Wed Sep 26, 2007 4:57 am
4" pipe?

Last post by c19o
Replies: 1
by cwazy1 » Tue Sep 25, 2007 9:46 pm

First post

So i cracked a fitting on my 2 chamber, and now, i want to go 4 instead of 2 because 2 was the only thing available at the time.

i know that HD and...

Last post

Local plumbing supply stores should have 4 pressure rated pvc, mine was around 240psi.

1 Replies

1186 Views

Last post by c19o
Tue Sep 25, 2007 10:52 pm
Cutting pvc square

Last post by pvcmaster
Replies: 9
by pvcmaster » Sun Sep 23, 2007 7:33 pm

First post

I dont know if anyone has posted this and it wasnt really worth a post, but i thought i would share something i learned that might help people like...

Last post

Well I guess this thread was worth something, because now people know like 10 different ways to cut pvc square!

9 Replies

2370 Views

Last post by pvcmaster
Tue Sep 25, 2007 5:09 am
spudguns on resume

Last post by psycix
Replies: 30
by iknowmy3tables » Wed Sep 19, 2007 10:55 am
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This may sound outrageous but really there’s got to be a way to use spud guns in a collage or job resume. Some people might use there computer hobby,...

Last post

^^and we can thank society and our wonderful media system for that.

Its amazing though how people are so much more opening and accepting about...
30 Replies

8258 Views

Last post by psycix
Mon Sep 24, 2007 12:20 pm

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