hybrid cartridge protoype without burst disk

Harness the power of precision mixtures of pressurized flammable vapor. Safety first! These are advanced potato guns - not for the beginner.
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SpudFarm
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Sat Aug 14, 2010 4:16 am

Well, the rifle bullets can be clamped in place as they are when loaded normally.
You could just clamp a bit harder and perhaps have a small Oring on the projectile just inside the neck of the casing.

Can't wait to see more prototypes, I can't wait to see a thread with pictures from Bovington either :D
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JDP12
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Sat Aug 14, 2010 4:54 am

Ah. Oh well, just thought I'd ask. Have fun!
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Sat Aug 14, 2010 1:21 pm

Ah, my balls are dry. They have the only functioning Tiger I in the world, and not one but two King Tigers!

*creams pants*
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hectmarr wrote:You have to make many weapons, because this field is long and short life
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Sat Aug 14, 2010 1:24 pm

LOL :lol: :lol: :lol:

That's prettttty sick... Damage vids? :D :D :D
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Sat Aug 14, 2010 1:28 pm

Have a damage pic, a poor Mk.I Matilda that was used for target practice ;) that armour is almost 2 inches thick.
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hectmarr wrote:You have to make many weapons, because this field is long and short life
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Sat Aug 14, 2010 1:30 pm

BAHHH lol, that's a huge hole.. I don't think Larda can top that LOL
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SpudFarm
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Sat Aug 14, 2010 2:02 pm

Gun Freak wrote:I don't think Larda can top that LOL
I KNOW he could ;)

Other then that, you are one lucky son of a bia.. There isn't ANYTHING like that around here..
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Sat Aug 14, 2010 2:22 pm

I doubt he could make full bore holes like the ones in the Matilda, but a well designed sabot round from his project should make it through that thickness of steel. The Steyr AMR can certainly do it, from a relatively small bore.


SpudFarm wrote:There isn't ANYTHING like that around here..
There isn't anything like it where I live either, hence the beauty of travelling ;)
hectmarr wrote:You have to make many weapons, because this field is long and short life
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SpudFarm
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Sat Aug 14, 2010 2:44 pm

I doubt he could make full bore holes like the ones in the Matilda.
The thing is, Larda wouldn't have to think twice to make a hybrid the size of mine that operates at 300x.. And I am relatively sure that could punch a hole like that :P
hence the beauty of travelling :wink:
The thing I hate most in the entire world would be planes.. Atleast huge ones that is to full of people and has a comfort so bad that even I can't sleep there..
I wouldn't mind if you bought me a Superhornet though :D

*I wish I could wake up tomorrow and have a look on spudfiles and find a nice video of a working hybrid cartrige*
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Sat Aug 14, 2010 5:01 pm

SpudFarm wrote:The thing I hate most in the entire world would be planes.. Atleast huge ones that is to full of people and has a comfort so bad that even I can't sleep there
I think it was Frankie Boyle that put it best, claiming he didn't travel because there's nowhere he wanted to visit so much that was worth being stuck in a tube full of other people's farts :D
*I wish I could wake up tomorrow and have a look on spudfiles and find a nice video of a working hybrid cartrige*
Maybe in a couple of days time ;)

Here's another pic from Bovington in the meantime, one Brian will surely appreciate - grenade launchers made from seriously sawn off lee-enfields!
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hectmarr wrote:You have to make many weapons, because this field is long and short life
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JDP12
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Sat Aug 14, 2010 5:18 pm

That's.... AWESOME!!! hahaa sweet pictures.

the grenade launcher takes the cake though... Pretty interesting.

What size launch tube is that and what type of grenades did it use? do you know?

Upon further inspection just looks like a typical "cup " grenade launcher that typically fits on the end of the barrel, only with what looks like a 3" barrel instead of the standard length.
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Sun Aug 15, 2010 12:19 am

As far as I know they are 4" smoke grenades, fired by a bowden cable from inside the tank. Here's one in the background:

Image

*ahem* anyway, seem to be getting side-tracked here, I'll try and make a separate Bovington/Duxford thread when I have time :)
hectmarr wrote:You have to make many weapons, because this field is long and short life
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al-xg
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Sun Aug 15, 2010 5:45 am

With this quick filling device I posted a while back at the time of the community project thread, only the fuel is compressed and released then the chamber is topped up with regulated compressed air.
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Of course a regular compressor could be used instead of a regulated tank.
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Sun Aug 15, 2010 2:41 pm

al-xg wrote:With this quick filling device I posted a while back at the time of the community project thread, only the fuel is compressed and released then the chamber is topped up with regulated compressed air.
It would doubtless work, but rather jars with my "keeping things simple" intentions.

In that regard, push-fit from an unmodified syringe is the way to go. My current thinking is with this design, using a dual seal, one for the syringe and one for the projectile. I'm also going to up the cartridge volume so there will be more energy available to pop the projectile out.
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hectmarr wrote:You have to make many weapons, because this field is long and short life
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JDP12
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Sun Aug 15, 2010 10:43 pm

Hmm that seems like a more reliable design. Refresh my memory, what diameter projectile are you using and what ID tubing?
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