Pleger, John J · Chicago : The Inland printer company · leaf 59
Juengst Gathering, Stitching and Covering Machine, capacity 3,000 per hour. signatures as the machine stops after detecting them,and one to remove the gathered books. The capacity ofthe machine at sixty revolutions per minute is fromtwenty-five hundred to three thousand books per hour.The… … GATHERING AND COLLATING 45 pull one signature down from each pile, at the same timethe gripper jaws enter and grasp the same. Then thesmall hooks on each side of the gripper pass under thepile, over the grasped signature, and lift the signaturesin the box to lessen the friction on the one…
Bookbinding
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