Miniature Cannons

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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

1175588 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm

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pneumatic marker project

Last post by jackssmirkingrevenge
Replies: 70
by jackssmirkingrevenge » Thu Feb 28, 2008 2:15 am
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Following on from the critically acclaimed pen-gun project , it was apparent that 0.1 inches is far too low a calibre for reasonable power, even at...

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I am sorry if this seems stupid to anyone but I am new to making pneumatic pen guns...how exactly does this work?? do you have to pump it at all?

I...
70 Replies

59337 Views

Last post by jackssmirkingrevenge
Wed Feb 23, 2011 10:42 pm
Homemade paper nerf gun

Last post by clemsonguy1125
Replies: 4
by nerfnerd111 » Sun Feb 20, 2011 6:36 pm

First post

hey guys ive made the simplest nerf gun ever. its out of paper and tape. i wrapped the paper around the nerf bullet so it was a snug fit. put tape...

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It's a blowgun as said before. If you want a better blowgun take 4 feet of half inch PVC.

4 Replies

6454 Views

Last post by clemsonguy1125
Sun Feb 20, 2011 7:50 pm
mini hybrid cannon

Last post by LovableAirGuns
Replies: 33
by ilovefire » Mon Sep 13, 2010 1:42 am
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this is my mini hybrid cannon inspired by JSR's mini hybrid .

barrel; 40cm x .5cm
chamber; 11cm x 1.3cm
chamber volume; 13ml
valve type; burst disk...

Last post

thats hell good
33 Replies

23612 Views

Last post by LovableAirGuns
Sun Dec 12, 2010 7:14 am
mini blowgun combustion

Last post by jakethebeast
Replies: 1
by superspud09 » Mon Nov 01, 2010 9:48 am

First post

With winter coming around I decided to build a mini that i could fire inside and here is what I came up with. It is a pill bottle with a 40 cal....

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well, that sure looks fun. little ghetto but thats ok :wink:

1 Replies

4223 Views

Last post by jakethebeast
Mon Nov 01, 2010 11:05 am
My new penguns

Last post by jackssmirkingrevenge
Replies: 5
by wyz2285 » Tue Oct 26, 2010 4:09 pm

First post

Hi guys these are my new penguns, basicly a normal pengun inside a real pen's body. pressure 100-400 psi :) looks and works great :D . one of them is...

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Granted but you should still be careful, I'm sure that people who sell complete launchers like our sponsors at the Ultimate Spudgun Centre will tell...

5 Replies

5571 Views

Last post by jackssmirkingrevenge
Wed Oct 27, 2010 5:53 am
1st Pen cannon/gun

Last post by Benjg555
Replies: 28
by Benjg555 » Tue Oct 19, 2010 3:40 pm
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Hey you guys this is going to be my Pen cannon when it's built :) . So I have 3 different barrel sizes 2 are long that i got from school and the...

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Yep yep going to do that tomorrow with the bench grinder. The dis sander was eating the brass off of it no joke.
28 Replies

27668 Views

Last post by Benjg555
Thu Oct 21, 2010 6:31 pm
Need help Mini pill bottle combustion cannon 1st

Last post by Benjg555
Replies: 2
by Benjg555 » Fri Oct 15, 2010 7:32 pm

First post

Hey you guys going to build my first mini. Well first of the supplies that will be used:
Pill bottle
Bic pen tube
Some type of gas, bic lighter...

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Ya maybe I will :D :) I think I have an idea for one :)

Alright I'll have to go out and get one
You have a pic with the sparker and butane? :o

2 Replies

6694 Views

Last post by Benjg555
Sat Oct 16, 2010 9:25 am
Is this a mini?

Last post by SpudBlaster15
Replies: 12
by Jim Beam » Sat Oct 09, 2010 6:04 pm

First post

Probably to big to qualify, but I thought I would share anyway.

I built this so I would have something to shoot the leftover potato rings when I'm...

Last post

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

12 Replies

10387 Views

Last post by SpudBlaster15
Wed Oct 13, 2010 2:57 pm
Need a good pocket sized mini cannon

Last post by Fnord
Replies: 16
by Benjg555 » Fri Oct 01, 2010 6:30 pm
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Alright ive looked at a lot of these min's. Butt I want a pocket sized one (willnput pick of rubber band pen launcher very strong) so if u guys got...

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Even if the shop teacher is cool with it, beware of the ones who are not.

I'd recommend something rubber-band based for school, since you typically...
16 Replies

15214 Views

Last post by Fnord
Sat Oct 02, 2010 9:51 am
pengun deluxe

Last post by jackssmirkingrevenge
Replies: 63
by jackssmirkingrevenge » Wed Jul 21, 2010 11:47 am
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My original pen gun was built in a hurry for a spudfiles contest and wasn't very refined, I figured three years on it was time I made one that could...

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Cheers guys :)

Duane, every one of these things is unique so it's not really a signature series , more like inspired one-offs - so cherish yours, it...
63 Replies

46987 Views

Last post by jackssmirkingrevenge
Sun Sep 26, 2010 11:31 pm
smallest *working* gun on spudfiles: pico-ax

Last post by Gun Freak
Replies: 43
by jackssmirkingrevenge » Sat Feb 27, 2010 11:42 am
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After this recent challenge I couldn't help but rise to the task of making the smallest possible (within reason) co-axial. Since the irreducable...

Last post

Schrader valve have a very sturdy metal construction. I don't think the lighter valve does...
43 Replies

34040 Views

Last post by Gun Freak
Mon Sep 13, 2010 4:41 pm
First pengun

Last post by wyz2285
Replies: 6
by wyz2285 » Tue Aug 31, 2010 4:13 am

First post

Hi guys this is my first pen gun(pneumatic),so plz be nice :oops:
right now only test it at 100-150 psi, not very powerful.soon i will test it at...

Last post

Right now the power is only a matter of pressure, but i'm really try to improve the look(make it more realistic) :)

6 Replies

10294 Views

Last post by wyz2285
Thu Sep 02, 2010 12:29 pm
Pen guin

Last post by jackssmirkingrevenge
Replies: 13
by inonickname » Sun Aug 01, 2010 4:30 am

First post

Aluminum body and barrel..400 psi, etc etc. Solid neoprene piston, 2.5mm b ore.

It still needs a cap, grip etc to finish it off, but it works well.

Last post

Indeed :) if it wasn't for the pesky laws in epoxyland I'd be making and selling these things like hotcakes!

13 Replies

10672 Views

Last post by jackssmirkingrevenge
Mon Aug 02, 2010 12:38 am
Tiny cannon + Collateral damage

Last post by Dave_424
Replies: 33
by inonickname » Sat Jul 03, 2010 4:42 am
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*For the purposes of discussion here, to fire this cannon I blow through the pilot hole.

I think this would count as one of the highest energy...

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316 is a little like 304 stainless.

Remember this rhyme,

304, she's a Wh*re

303, she's for me :D

I used to have to use something like Wet and...
33 Replies

25495 Views

Last post by Dave_424
Sat Jul 31, 2010 7:25 pm
shotgun idea

Last post by jackssmirkingrevenge
Replies: 3
by farmerboy32 » Thu Jul 29, 2010 12:59 pm

First post

what about a air soft shotgun, over-and- under, or pump that uses mini coaxial cannons as shells with a small,cheap valve that can be triggered by a...

Last post

the firing pin trips the shrader ,witch is also the pilot valve?

Yep, this was the prototype cartridge.

3 Replies

4641 Views

Last post by jackssmirkingrevenge
Thu Jul 29, 2010 1:33 pm
first pneumatic

Last post by jackssmirkingrevenge
Replies: 5
by ilovefire » Mon Jul 26, 2010 2:50 am

First post

hey, this is my first ever pneumatic that i made today. i would like to know what you guys think for a first and also a guess at what pressure it can...

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The fill valve is on the bottom chamber and the actual pilot valve is attached to the trigger.

Alternatively you can have a setup where the chamber...

5 Replies

7466 Views

Last post by jackssmirkingrevenge
Mon Jul 26, 2010 4:26 am
where do I get a gas syringe?

Last post by jackssmirkingrevenge
Replies: 18
by Jim Beam » Fri Jul 23, 2010 1:44 pm
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I found some plastic syringes but there is way too much friction on the plunger for the gas bottle to move it.

What are you guys using to measure...

Last post

Fair enough, edited.
18 Replies

23165 Views

Last post by jackssmirkingrevenge
Mon Jul 26, 2010 12:39 am
One More Pen Gun

Last post by jackssmirkingrevenge
Replies: 25
by clemsonguy1125 » Fri Jul 23, 2010 12:38 pm
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After seeing the multitude of pen guns posted in the last few weeks I decided to try building one. Right now all testing is done at 80-100PSI until I...

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This is a situation where a premixed bulk tank containing air/fuel mixture might actually be a good idea...

If my own small hybrid experiments are...
25 Replies

17993 Views

Last post by jackssmirkingrevenge
Sat Jul 24, 2010 1:26 pm
Pen Gun Questions?

Last post by clemsonguy1125
Replies: 24
by clemsonguy1125 » Thu Jul 22, 2010 12:16 pm
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I finally decided to try building another pen gun after the failure of my last. On my last the piston would seal but not pilot and it leaked terrible...

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Thats what I had planned, wouldnt the barrel cut throught the eraser at 400PSI
24 Replies

24798 Views

Last post by clemsonguy1125
Thu Jul 22, 2010 4:22 pm
High pressure pengun V3 *Update 7/18/10

Last post by jackssmirkingrevenge
Replies: 60
by Mr.Sandman » Fri Jul 16, 2010 9:01 am
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Well guys, It's been a few years since I posted any of my cannons and even so, a large majority of the guns I have built have never even been...

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jsr how exactly do you mod the schraders?

here.

what else should I do with it externally speaking, I'm completely open for suggestions....
60 Replies

47525 Views

Last post by jackssmirkingrevenge
Wed Jul 21, 2010 12:02 pm
mini combustion

Last post by ilovefire
Replies: 17
by ilovefire » Sat Jun 12, 2010 8:13 pm
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this is a mini i made in a couple of hours its kinda ghetto but i was just wondering is a chamber fan would make a mini of this size any...

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very clean looking might i say, I love the battery and ignition clip.

thanks you
17 Replies

16338 Views

Last post by ilovefire
Sun Jul 04, 2010 9:48 pm
mini pill bottle combustion

Last post by skishoot
Replies: 15
by skishoot » Thu Jun 17, 2010 4:15 pm
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Hello this is my first mini (i have built 2 nerf guns) and I would really like feedback on it. I am hopefully going to make another version but I...

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thanks for the suggustion
15 Replies

23063 Views

Last post by skishoot
Sun Jun 20, 2010 5:22 pm
Schrader threads to small?

Last post by theBOOM
Replies: 55
by theBOOM » Sun Apr 25, 2010 2:43 pm
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I'm in the process of building the mini cannon for the mini challenge contest. It's actually a mini hybrid, the spark and schrader valve are epoxied...

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Bump, update.
I just poured in the epoxy onto my new epoxy plug, this time I made sure that I had enough schrader sticking out of the plug to ensure...
55 Replies

33523 Views

Last post by theBOOM
Wed May 19, 2010 10:07 pm
An unofficial mini challenge?

Last post by theBOOM
Replies: 37
by inonickname » Sat Jan 23, 2010 11:37 am
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Well the mini side of the forums has ben a little... dead recently. So to liven things up, how about an unofficial mini challenge? Not a contest,...

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Who's actually gonna building somethin for this contesta and who is running it? :?
37 Replies

64925 Views

Last post by theBOOM
Mon Apr 26, 2010 11:57 pm
Rainy day

Last post by maxa1
Replies: 4
by maxa1 » Sat Apr 24, 2010 5:59 pm

First post

it was a rainy day today so a build a small gun for shooting in the house that runs on lighter gas not very powerful but still fun

fixed the...

Last post

thanks you so much now i can post pictures
wow i fell stupid i just tryed it and cant get it to work i will keep trying

4 Replies

4811 Views

Last post by maxa1
Sat Apr 24, 2010 7:15 pm

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