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Old November 7th, 2012, 09:19   #1602
ILLusion
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Join Date: Jun 2002
Location: Toronto
Quote:
Originally Posted by GP View Post
I'm not of the same point of wiev..............
What is the point of view that you do not agree with? What you've posted below has nothing to do with previous discussion. I'm just trying to understand where you are coming from.

Quote:
Originally Posted by GP View Post
I usually use this theory to use co2 mags on my pistols and it works good.

The way is modify the position of the release of the gas valve by modify the BBhousing
In this pic is the command of the backflow



and in this one the modification to the BBhousing for advancing the closure of the valve



In this way you can use different gas and limit the stress to the sliders.

Note:

1-different lengths of the metal part I put on my BBhousing can let you fit the right way to use the gun. Of course you may start from the longest one and than reduce it step by step till the good perform.
2-I tested this solution on hi-capa whit ABS slider and standard co2 Kjw mags and works great..............
3-the system is running on impulse and not on the initial gas supply steady and continuous.
In this way the accelerations are very high and the ABS yields to fatigue briefly.

clearly the jump in performance from the duster to propane is less than the duster to co2.
I think you can do that easily.
It's an interesting technique to do this conversion, but IMHO, by converting it to an impulse gas system, you are essentially reversing 20 years of evolution, and turning this gun in to the MGC's that were proliferated the market at least 15 years ago. Back then, semi-automatic GBB systems were all based on impulse based systems, where timing was not controlled by the actual movement of the cycle, but rather, by how long the valve knocker was able to stay on the release valve till it slipped off.

It presented some problems in different weather conditions and if different gasses were attempted to be used... unless the user was lucky enough to be able to have multiple components available to swap in and out according to varying conditions and gas pressures. Going back to your solution, this presents the same problem - the lack of flexibility to use different gasses at a moment's notice.

Regardless, I think it is a unique approach, and interesting to see someone is able to find a solution that works for a very specific problem.
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