• rtxn@lemmy.world
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    3 months ago

    As far as I know, the only thing that keeps the cartridges moving down the slide in the P90 is the magazine’s spring pressure. Are they more likely to jam compared to conventional receivers?

    edit: but then, with so few moving parts, a confident smack might unclog the slide. I don’t know, I’m European.

    • MentalEdge@sopuli.xyz
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      3 months ago

      For the last few rounds, there are IIRC three tethered dummy cartridges that are pushed by the spring into the slide, so that the last few rounds are properly fed and can’t rattle around.

      Cartridges aren’t gravity fed through the slide or anything. They are pushed through and into the receiver by the pressure of the spring, same as any other gun.

    • ladicius@lemmy.world
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      3 months ago

      My thoughts exactly.

      First solution might look over engineered (in not qualified to decide as I’m german) but probably works in a lot of conditions (running, jumping, sudden movements, shaking, like a gun may experience during use in conflicts) whereas the slide maybe only works when the sun is shining, the birds are singing and the people are picnicking or such.

      • MentalEdge@sopuli.xyz
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        3 months ago

        The slide works in all conditions afaik. It’s not gravity fed or something. It’s full of cartridges under presure from the spring, same as any other gun, and rounds are pushed into the receiver one by one. IIRC three dummy rounds are tethered to the end of the spring, which allows the spring to push the last few cartridges into the slide and out of the magazine.

      • Kecessa@sh.itjust.works
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        3 months ago

        maybe only works when the sun is shining, the birds are singing and the people are picnicking or such.

        Perfect for a US mass shooting!