Creative Engineering ROCK-A-FIRE EXPLOSION - Page 63

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4-way valve in shifted position
Piston in motion under air pressure, away from normal position
Exhausting air being metered by flow control B
Speed
of piston being controlled by flow control B
Air exhausts from cylinder through 4-way valve and muffler (not shown)
quick disconnect
flow control
valve A \
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flow control
valve B
manual override
butt..on
~
4-way valve
----·-·----·-·-·-
Air pressurized to
8Q psi
Ai; of less~
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t·······.·.·.·.·.·.· •( -------· --····-·--·
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