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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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

990187 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

657415 Views

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

Topics

WIP: 1.5" Porting Handheld Piston Hybrid (DAMAGE VIDS)

Last post by linuxexorcist
Replies: 88
by SpudBlaster15 » Wed Jun 23, 2010 4:17 am
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First post

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

Last post

Don't Bump old topics, read the rules
88 Replies

32080 Views

Last post by linuxexorcist
Sun Jan 02, 2011 11:41 am
Regulating HPA tank to low pressure

Last post by Moonbogg
Replies: 14
by Moonbogg » Fri Dec 24, 2010 1:24 am

First post

Can this be done without using big, bulky industrial sized regulators? Can I get the 3000psi down to pressurize a low mix hybrid in the 2-4x range...

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Point is that you can start with a paintball regulator - and if it won't go low enough - use it to feed a normal miniature regulator. Voila. Done....

14 Replies

4164 Views

Last post by Moonbogg
Sat Dec 25, 2010 4:06 am
Help me figure out this hybrid

Last post by Marffy
Replies: 12
by Marffy » Tue Dec 21, 2010 2:55 pm

First post

I'm looking into making a portable hybrid. It will use a .5 union burst disk and a 30k igniter from Ulitimatespud . So far i have a 12 long by .75...

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I find it intriguing that you're asking this question, considering that you likely don't have the manufacturing capabilities to even approach a...

12 Replies

4330 Views

Last post by Marffy
Thu Dec 23, 2010 4:00 pm
Another hybrid cartridge prototype

Last post by jackssmirkingrevenge
Replies: 10
by spudamine » Tue Aug 31, 2010 3:56 pm

First post

here's another hybrid cartrige concept, based on JSR's work but a bit different:

The top part is the cartridge, just a piece of 28mm copper with a...

Last post

I guess faster burning propellants finished this one off.

Not really, the PAW 600 uses a similar system where the projectile is released when a...

10 Replies

6515 Views

Last post by jackssmirkingrevenge
Thu Dec 23, 2010 8:34 am
Chamber Lengths

Last post by Technician1002
Replies: 3
by Grignacke » Wed Dec 22, 2010 9:00 pm

First post

Hey guys,

I currently have a 2' , 2 chamber with additional reducing couplings on the sides (to fuel, and to barrel). I've noticed this is a...

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A shorter fatter chamber tends to perform better as the flame has less distance to travel to ignite all the gas. There is less wall in contact with...

3 Replies

1820 Views

Last post by Technician1002
Thu Dec 23, 2010 12:18 am
Co2 bottle hybrid.

Last post by MrCrowley
Replies: 10
by apc » Fri Sep 04, 2009 5:22 pm

First post

This is my first post, so please pardon any mistakes. :D

Around the beginning of the summer, i decided to start working on a hybrid. Since i didn't...

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Be carfull, co2 tanks are safe at 1000psi there tested at 1800 so DO NOT TAKE IT ABOUT 1000!!! because that is very unsafe and you could risk blowing...

10 Replies

5292 Views

Last post by MrCrowley
Wed Dec 22, 2010 11:10 pm
question about piston hybrid?

Last post by Selador
Replies: 17
by JDP12 » Tue Dec 21, 2010 8:11 pm
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Unfortunately i can't post pictures cuz i forgot my cord for my camera..

But in the process of buildin my piston hybrid, I might have a problem.

I...

Last post

Get rubber washers with an ID the same as the OD of the steel fitting you are worried about. (Garden hose washers ?)

Now stack and glue enough of...
17 Replies

4356 Views

Last post by Selador
Wed Dec 22, 2010 1:06 pm
Help with diagnosing first hybrid cannon

Last post by mark.f
Replies: 5
by LutzNutz » Sun Dec 12, 2010 4:23 pm

First post

I'm attempting my first hybrid cannon after making a few spray and prays, and using Burnt Latke's plans and fuel calculator. using fuel tool 1.5 and...

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Are you sure you're building a hybrid? It sounds to me like you're describing a 1 atm combustion cannon.

A hybrid uses an air/fuel mixture at...

5 Replies

2228 Views

Last post by mark.f
Sun Dec 12, 2010 11:28 pm
Would these parts survive?

Last post by MrCrowley
Replies: 3
by skyjive » Fri Nov 26, 2010 11:09 pm

First post

Part 1: McMaster 4753K52
Spring-loaded Piston Check Valve with stainless steel seat, spring, nickel-plated brass body

Part 2: McMaster 48435K72...

Last post

Ah yes, my bad. Wasn't thinking straight :D

3 Replies

2199 Views

Last post by MrCrowley
Sun Nov 28, 2010 1:31 am
TBMA-230 Oxy/Propylene Piston Hybrid

Last post by saefroch
Replies: 42
by SpudBlaster15 » Sat Oct 02, 2010 1:31 pm
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TBMA-230 - Thermobaric Mass Accelerator, 230in 3

I really want more videos of this launcher, it deserves it's own thread with only pictures and...

Last post

my recently redeveloped interest in tossing nitrate groups onto organic molecules. I'd love to hear all about this, but sadly I guess this falls in...
42 Replies

18922 Views

Last post by saefroch
Thu Nov 25, 2010 10:58 am
Hybrid Muzzle Brakes...

Last post by MrCrowley
Replies: 19
by MrCrowley » Fri Nov 19, 2010 8:27 pm
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...are probably not a good idea on large bore cannons.

I cut two slits at the end of the barrel on my Mjollnir hybrid canon to sort of act as a...

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Mr Crowley,

Why didn't you just make a muzzle brake out of another length of pipe and attach it to the end of your barrel, especially if it was only...
19 Replies

7436 Views

Last post by MrCrowley
Sat Nov 20, 2010 6:58 pm
Hybrid stupidity

Last post by saefroch
Replies: 20
by MrCrowley » Tue Nov 09, 2010 8:14 pm
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You were probably expecting a failed cannon or something similar, instead I only have a hunch that the person who wrote the topic in the link below...

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I'd honestly be surprised if that guy has two functioning eyes.
20 Replies

5334 Views

Last post by saefroch
Sat Nov 13, 2010 3:22 pm
Hybrid Ball Valves

Last post by ramses
Replies: 8
by Grignacke » Wed Nov 10, 2010 8:34 pm

First post

Hey guys. I'm building a hybrid, plan to take it up to 10X - 15X, and I have the fueling system inline with the chamber, as with other cannons I've...

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147 would be an 11x mix, ignoring the pressure of propane, which is about .62 PSI per X. It makes a difference.

8 Replies

3198 Views

Last post by ramses
Thu Nov 11, 2010 5:46 pm
Pump action paintball gun (Inspired by the tippmann c3)

Last post by Hubb
Replies: 3
by killerbanjo » Thu Nov 04, 2010 9:47 pm

First post

As you can see when you move the pump back it allowes pressureised air and fuel to fill the chamber (Both sizes specificly for ratio and how much is...

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I think you've overcomplicated it, as I think Tippmann did the same. Tippmann's design is loosely based off of a Sheridan valve, and yours appears to...

3 Replies

3801 Views

Last post by Hubb
Fri Nov 05, 2010 1:48 pm
Help with ignition coil

Last post by ramses
Replies: 21
by skyjive » Mon Oct 18, 2010 2:04 pm
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So I recently obtained a cheap ignition coil with an eye towards using it to generate high-voltage sparks. Having read up on how they work, I...

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now from negative to HV out? the lower resistance one is the one to arc to. You may not be able to measure it; The primary resistance on mine is...
21 Replies

7736 Views

Last post by ramses
Thu Oct 21, 2010 4:33 pm
Piston Design (ghetto sketch)

Last post by Technician1002
Replies: 1
by Moonbogg » Tue Oct 19, 2010 12:32 am

First post

OK, heres my idea for an inline piston hybrid. It uses pressure differential like a standard piston. The piston housing bolts to the end plate and...

Last post

It looks like one of the sketches I'm playing with. Make sure the piston structure does not interfear with the flow out the barrel when open. I was...

1 Replies

1610 Views

Last post by Technician1002
Tue Oct 19, 2010 1:13 am
Cartridge Concept (Oxygen+Fuel "Hybrid")

Last post by Ragnarok
Replies: 57
by jackssmirkingrevenge » Sat Mar 28, 2009 12:25 am
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As per title, does anyone have any solid data on such an oxygen+fuel mixture in small launchers? All the search feature seems to turn up is warnings...

Last post

We both know pressure isn't everything.
It isn't everything, but the higher temperature and lower density gas just aren't going to be relevant at...
57 Replies

21080 Views

Last post by Ragnarok
Mon Oct 18, 2010 9:46 am
1'' black iron pipe pressure test

Last post by artillerycreations
Replies: 6
by artillerycreations » Fri Oct 15, 2010 10:58 pm

First post

I just pressure tested a piece of seamed black iron pipe for burst pressure. My setup was two caps and a 1''x2'' pipe nipple. One of the caps had a...

Last post

Thanks tech. If i go any further with the sytem I will do that for sure.

6 Replies

4304 Views

Last post by artillerycreations
Sun Oct 17, 2010 11:55 pm
hybrid cartridges

Last post by ilovefire
Replies: 34
by ilovefire » Thu Sep 30, 2010 6:26 pm
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these are my hybrid cartridges that i finished yesterday, now i just need to start working on a gun that can use them, already got a bit of an idea...

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Nice. Where do you get all those schraders?

i got a heap of old ones for free from a tyre repair store
34 Replies

11974 Views

Last post by ilovefire
Thu Oct 14, 2010 9:39 pm
Continuous Fuel/Air Supply Idea

Last post by Technician1002
Replies: 10
by skyjive » Wed Oct 13, 2010 10:30 pm

First post

Having skimmed though others' ideas, I think certain similar ideas have been proposed, but since I'm new to combustions I'll ask about my specific...

Last post

For low flow I've never had a problem. This includes Coleman Propane lanterns, stoves, small heaters, etc. Only high flow applications need a...

10 Replies

3811 Views

Last post by Technician1002
Thu Oct 14, 2010 5:50 pm
Medical Oxygen Regs

Last post by Technician1002
Replies: 1
by kjjohn » Sat Oct 09, 2010 12:32 pm

First post

I am considering finishing my abandoned hybrid project, and I want to use a pure oxygen setup, similar to SB15's. I am guessing that this will be...

Last post

Med regulators will not screw onto disposable tanks. Medical oxygen is purified and traces of Carbon Monoxide and other toxic gases are removed. To...

1 Replies

1476 Views

Last post by Technician1002
Sat Oct 09, 2010 5:47 pm
1.25" piston hybrid-- SB15 inspired/clone- UPDATE 8/8

Last post by JDP12
Replies: 22
by JDP12 » Thu Aug 05, 2010 5:17 pm
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Before I go any further, let me say this. THIS GUN IS NOT ORIGINAL. I am going to give absolutely all credit to SB15, as it is his piston hybrid that...

Last post

Don't want to triple post, but I'm home for the next three days, so progress has recommenced on this. I started gluin up the piston today, hopefully...
22 Replies

9129 Views

Last post by JDP12
Sat Oct 09, 2010 3:35 pm
Regulator Problems?

Last post by MrCrowley
Replies: 2
by Lockednloaded » Wed Sep 29, 2010 10:26 pm

First post

I am working on a fueling system for my upcoming hybrid, but there are still some kinks to be worked out. I have this regulator, and I have been told...

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Yeah I had the same problems, though I never intended to use it as a regulator but more as an easier way of controlling the flow of the air input....

2 Replies

1255 Views

Last post by MrCrowley
Thu Sep 30, 2010 5:06 am
Hybrid Barrel Explosion

Last post by whoa044
Replies: 16
by whoa044 » Mon Sep 27, 2010 7:59 pm
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No actual barrels exploding, sorry.
I was interested in knowing what kind of barrels you guys use.

Currently, my only option is copper. It's light,...

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By two ammo types, I meant two small bore ammo types. I'm not worried about any of the larger barrels failing upon firing. I plan on using the...
16 Replies

6680 Views

Last post by whoa044
Wed Sep 29, 2010 9:12 pm
2" Union Burst Disks

Last post by whoa044
Replies: 20
by whoa044 » Fri Sep 24, 2010 11:51 pm
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I was wondering, since I never got the opportunity to test out a soda can cutout to see its bursting pressure, has anybody ever done so with a 2...

Last post

A 6x mix gave me 600 more fps, compared to an incomplete 10x burn.
I'll either use tin cooking pans, or 14 gauge sheet metal. Trying to get a burst...
20 Replies

6724 Views

Last post by whoa044
Wed Sep 29, 2010 12:28 pm

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