Patent ID: 7954747

Claim:
A spooler for taking up a pouch package web output from a pouch package web source comprising: a support structure; a rotatable spindle secured with respect to the support structure for supporting a spool mounted thereon; a drive apparatus in power-transmission relationship with the spindle for powering spindle rotation; and a control apparatus operative to stop the drive apparatus responsive to stoppage of pouch package web output from the pouch package web source and to stop the drive apparatus responsive to a reduction in tension on the pouch package web, the control apparatus comprising: a movable arm pivotably attached to the support structure including a roller which rides on the pouch package web, said arm being supported by the pouch package web such that the arm is movable to a first position responsive to increased pouch package we tension resulting from stoppage at the pouch package web output in combination with continued pouch package web take up onto the spool and the arm is movable to a second position responsive to a reduction in tension on the pouch package web; a switch operable to power the drive apparatus when the arm is between the first and second positions and alternatively, to de-power the drive apparatus when the arm is at the first or second position; and a cam which acts on the switch to de-power the drive apparatus when the arm is at the first or second position.