The Secrets Of Technology |
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When the hammer is released it strikes the valve, under power of the hammer spring, and opens the valve, releasing gas to fire the paintball; |
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The valve closes, under spring pressure, pushing the hammer away slightly; and |
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The hammer opens the valve slightly, releasing more gas. |
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This is rebound. The problem is, that second burst of gas happens after the ball has left the barrel, so it does nothing but disperse into space. That burst is wasted. |