Hybrid 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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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

1174321 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
HYBRID FUELING 101

Last post by quinn whitsitt
Replies: 106
by SpudBlaster15 » Mon Mar 17, 2008 10:56 pm
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First post

Part 1: Using traditional hybrid fuel meters correctly

Question: How many of those who have constructed hybrid launchers have used either an online...

Last post

thank you this is so helpfull!!
106 Replies

752609 Views

Last post by quinn whitsitt
Fri Mar 01, 2024 10:50 am

Topics

Coaxial piston hybrid rifle idea.

Last post by jackssmirkingrevenge
Replies: 1
by tigerblues28 » Sat Dec 21, 2013 4:46 pm

First post

This idea sparked (pun intended) into my head the other night, and I wanted to see what others thought about it, what could be done to help it, and...

Last post

A pop-off valve in the pilot area would allow the piston to open faster, otherwise performance is going to be limited.

1 Replies

2128 Views

Last post by jackssmirkingrevenge
Mon Dec 23, 2013 7:08 am
hybrid ballistic knife

Last post by jackssmirkingrevenge
Replies: 19
by jackssmirkingrevenge » Sun Jul 22, 2012 10:28 am
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Not really a finished project, just a bit of testing fun. I took the blade from this project and combined it with a hybrid chamber and did some...

Last post

Some guy made a combustion-powered knife :)
19 Replies

14925 Views

Last post by jackssmirkingrevenge
Wed Dec 18, 2013 8:47 pm
Pete's Easy Peasy Hybrid

Last post by PeteS
Replies: 25
by PeteS » Sat Dec 07, 2013 10:40 am
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First post

After having great success with my first hybrid, I decided to build another bigger bore one and add some refinements. I started with the largest...

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Ah, penetration... nice ones!

One other thing to consider about inconsistent firing, are you sure it isn't leaking somewhere? A tiny leak can be...
25 Replies

20938 Views

Last post by PeteS
Tue Dec 17, 2013 7:49 pm
Looking For Advice From the Hybrid Gods

Last post by Zeus
Replies: 12
by CannonCreations » Sat Nov 30, 2013 2:07 am

First post

Hello, I will be building a piston valve hybrid cannon this December when I get some time off from college, and I am looking for some advice. I have...

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FYI, a piezo is around the 10kV mark tops, but incredibly low current.

12 Replies

7995 Views

Last post by Zeus
Tue Dec 17, 2013 6:59 pm
Piston Hybrids, a couple of questions

Last post by jackssmirkingrevenge
Replies: 4
by advancedspuds » Thu Dec 05, 2013 9:32 am

First post

I am getting back into spudguns and really like the hybrid piston concept. They look fairly straight forward, but I do have a few questions though....

Last post

I only made a mini piston hybrid:

I built it as a normal pneumatic piston cannon, performance was less than spectacular but then again, it was only...

4 Replies

5894 Views

Last post by jackssmirkingrevenge
Fri Dec 06, 2013 9:04 am
spark plugs for ignition

Last post by advancedspuds
Replies: 18
by POLAND_SPUD » Tue Dec 11, 2012 12:17 pm
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Spark plugs for ignition - how many of you use them ?

I just realized that the spark plug is causing me some problems - I measured the volume,...

Last post

I you don't have a spark plug, or want to use a pipe thread tap you already have on hand, I recommend this method: As jackssmirkingrevenge said, very...
18 Replies

12124 Views

Last post by advancedspuds
Thu Dec 05, 2013 7:00 am
First hybrid blew up, with video!

Last post by advancedspuds
Replies: 22
by motosk8er2 » Mon Oct 21, 2013 8:16 am
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First post

Hello everyone, first let me say a few things. I have been building cannons for almost 10 years. I consider myself to be pretty knowledgable of...

Last post

Been there done that:

Hooray for PVC grenades!

Oh dang! SCH 80 too! Well... my old hybrid is now a plain combustion launcher. I never fired it...
22 Replies

12823 Views

Last post by advancedspuds
Thu Dec 05, 2013 6:56 am
Camloc on hybrid

Last post by advancedspuds
Replies: 5
by PeteS » Sun Dec 01, 2013 8:26 am

First post

I have been pretty happy with my 1 EMT barreled hybrid, but want a bigger bore so I am building a 1-1/2 EMT barreled hybrid. The union I used on the...

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I have used the black composite plastic ones with no trouble. Obviously metal would be much safer and superior of a material. I usually put the...

5 Replies

4173 Views

Last post by advancedspuds
Thu Dec 05, 2013 6:53 am
HDGT and Burst Disc pressure

Last post by DYI
Replies: 5
by sharpshooter » Wed Oct 30, 2013 7:57 pm

First post

I have been playing the numbers game for my newest design, and am getting in my target muzzle energy range by having a high burst pressure despite a...

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HGDT is typically less accurate than GGDT for the common performance envelopes considered around here, but is probably still within 20% (GGDT can be...

5 Replies

4186 Views

Last post by DYI
Tue Nov 26, 2013 10:16 pm
EMT Electrical Conduit?

Last post by PeteS
Replies: 8
by PeteS » Wed Oct 30, 2013 12:14 pm

First post

I have seen some mention of this stuff being used as a barrel. Any idea of what kind of barrel pressure 1 EMT would be suitable for? The fact that it...

Last post

It has been working fine and has exceeded my expectations. The thing is crazy loud though. At 4x my ears were ringing for an hour or more. After that...

8 Replies

8921 Views

Last post by PeteS
Sat Nov 16, 2013 9:21 am
Mini Hybrid How To

Last post by jackssmirkingrevenge
Replies: 2
by Wyatt Clark » Tue Nov 12, 2013 3:05 pm

First post

I want to know everything you need to know to make a mini hybrid cannon like how you fuel it and materials ect. ect.

Last post

if you can't figure it out from here then you probably shouldn't make one ;)

2 Replies

5707 Views

Last post by jackssmirkingrevenge
Tue Nov 12, 2013 6:04 pm
percussion cap ignition?

Last post by jackssmirkingrevenge
Replies: 6
by jean » Sat Nov 02, 2013 6:47 pm

First post

hi
on a muzzel loader the gas of the percussion cap reach the blackpowdwer for ignition.. right?
what is if the gas was forced via a check valve,...

Last post

sorry but i now know all about tungsten and so on but no help for my answer.

I linked to that topic because Petitlu tried cap ignition but without...

6 Replies

4477 Views

Last post by jackssmirkingrevenge
Sun Nov 03, 2013 4:25 pm
safety question 1 1/4 brass

Last post by jean
Replies: 7
by jean » Sun Oct 27, 2013 7:20 pm

First post

hi my question is how much x i can go with 1 1/4 brass? it was ratet to ~240psi water pressure. is it safe go up to 5x. it is for a riflr like gun....

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ok sorry for double post. here is the concept. i belive you understanding it. because of the 1 1/4 pump tube i think i cant go higher than 5x. jean...

7 Replies

5192 Views

Last post by jean
Mon Oct 28, 2013 7:10 am
Hybrid fueling for PLC controlled hybrid

Last post by matti
Replies: 6
by matti » Fri Oct 18, 2013 9:03 am

First post

Hi, I've been struggling to find the right fueling way for my hybrid thing for PLC (Programmable Logic Controller) controlled fueling.

Not sure what...

Last post

You could use the manometric fueling pretty easy with some simple C code. This was an earlier goal of mine but I never had enough time to implement...

6 Replies

20683 Views

Last post by matti
Fri Oct 25, 2013 11:13 am
Dieseling mini hybrid cartridge idea

Last post by Fnord
Replies: 5
by McKlane » Thu Oct 24, 2013 12:14 am

First post

Hi people.

I have been trying to come up with a miniature cartridge cannon that could be used to make a powerful semi-auto handheld spudder.

If the...

Last post

If your hammer is moving sufficiently fast you won't even need a burst disk. Your sabot should be a tight fit though.

One other thing to keep in...

5 Replies

4383 Views

Last post by Fnord
Fri Oct 25, 2013 10:00 am
Camlock Coupling Pressure

Last post by jrrdw
Replies: 26
by kjjohn » Mon Dec 21, 2009 9:35 pm
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I am currently building a hybrid, and I want to know if it is safe to use aluminum camlock coupling for the breech. The chamber will be 2 dia, and...

Last post

Link added to Useful Links & Information page.

Edited by jrrdw.

Fixed your post. :D
26 Replies

15451 Views

Last post by jrrdw
Wed Jul 24, 2013 5:46 am
need help building potato canon to beat my uncle

Last post by jrrdw
Replies: 10
by dart guy » Tue Jul 16, 2013 8:32 pm

First post

i want to win the bet with my uncle that i can build a potato canon that can beat his i need ideas
ideas and explanations that i would want would...

Last post

i want to win the bet with my uncle that i can build a potato canon that can beat his i need ideas
ideas and explanations that i would want would...

10 Replies

6786 Views

Last post by jrrdw
Thu Jul 18, 2013 4:18 pm
piston valve Hybrid cannon

Last post by preston
Replies: 5
by preston » Fri Jul 12, 2013 7:36 pm

First post

I have been planning to build a hybrid cannon for a couple of weeks, but I don't want to use burst disks. I can't figure out how the piston valve...

Last post

Thanks, I think I will replace the spring with air.

5 Replies

5352 Views

Last post by preston
Sun Jul 14, 2013 6:17 pm
Idea for a pure hybrid.

Last post by jackssmirkingrevenge
Replies: 1
by Snaprocks » Sat Jun 08, 2013 5:28 pm

First post

Hello, this is my first post on this site.
I am not new to building potatoe canons having built several combustion ones before. But I am about to...

Last post

If you know what you're doing, no issues with using pure oxygen.

It is debatable though whether a 20% propane and 80% oxygen mix at atmospheric...

1 Replies

1879 Views

Last post by jackssmirkingrevenge
Sun Jun 09, 2013 3:55 am
My Hybrid V2

Last post by wyz2285
Replies: 8
by wyz2285 » Tue Jun 04, 2013 4:37 pm

First post

Well I still have exams, but with a excuse of a physical project I re-build my hybrid.
New designed suspension, now much more effective and durable,...

Last post

Should kick significantly more with projectiles, looking foward to that
Specially now I have lead to cast instead of wax :D

8 Replies

5664 Views

Last post by wyz2285
Wed Jun 05, 2013 1:10 pm
Hybrid design ideas

Last post by jackssmirkingrevenge
Replies: 37
by Alanstone » Mon Nov 19, 2012 8:12 am
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I would like to draw you attention to this patent:

I am sure that this patent must have already been studied by those of you who are interested in...

Last post

All I was saying was I think I can get a lot closer to viability in design before I start throwing money at it.

Can't argue with that :) gentlemen,...
37 Replies

20420 Views

Last post by jackssmirkingrevenge
Sat May 04, 2013 2:43 am
Hid Ballast as a spark generator

Last post by mightyfine
Replies: 7
by striker » Tue Dec 04, 2012 2:03 am

First post

Just wondering if any one has used a HID Ballast instead of a coil or other as a spark generator? Looking at other options and ideas

Last post

hi, i came across this topic regarding using a hid light ballast to generate a spark. i know nothing at all about electrics, so thats why i use it...

7 Replies

7558 Views

Last post by mightyfine
Sat Apr 13, 2013 12:39 pm
How does a piston hybrid work??

Last post by CooperJS
Replies: 7
by CooperJS » Thu Mar 28, 2013 11:18 pm

First post

Hey guys im thinking of building a piston hybrid because i hate the idea of cutting out burst disks and what not but i just cant seem to get my head...

Last post

Thanks Crna ill try that soon once I get some building materials

7 Replies

5818 Views

Last post by CooperJS
Fri Apr 05, 2013 9:18 pm
Would this work?

Last post by cobri
Replies: 2
by cobri » Thu Apr 04, 2013 6:12 am

First post

I saw this on youtube but dont know would that work with hybrid cannon. Maybe already someone made one like this?

Last post

so nothing from that. tnx for answer.

2 Replies

2238 Views

Last post by cobri
Thu Apr 04, 2013 9:16 am
cup shaped bursk disk

Last post by mobile chernobyl
Replies: 12
by jean » Sat Jan 19, 2013 10:26 am

First post

ok im thinking
of a cup shaped burst disk machined out of delrin or something
or made by deep drawing with vacuum out of some sort thermoplastic...

Last post

Cartridges?

Silly cartridges... they certainly don't utilize the biggest advantage of a combustion gas gun - gaseous propellant! :D

12 Replies

7083 Views

Last post by mobile chernobyl
Mon Mar 04, 2013 7:13 pm

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