Creative Engineering ROCK-A-FIRE EXPLOSION - Page 65

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)ouble acting
1ir cylinder .,_,
piston
./
4-way valve back to normal position
Piston in motion,Wlder air.pressure, back to nonnal position
Exhausting air being-meter~d by flow control A
Speed
of piston being controlled by flow control A
Air exhausts from air cylinder through 4-way valve and muffler (not shown)
quick disconnect
flow control
valve A~
flow control /
valve B :/'
manual override
button
\
r----, -:-·-l
I
I
'
'--.. _____ _j
4-way valve
-----·----- ----
pressurized to
lesse~ lume
............
-------~
co
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