| http://www.w3.org/ns/prov#value | - The air cylinder which is a double acting type air cylinder when operated at about 30 pounds of air pressure provides sufficiently slow-medium motion in opening and closing the apparatus to not delay operation and yet to give the operator time to observe and correct any binding, such as the bags not moving upwardly over the roller as the tape moves forward which could cause a break in the tape due
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