Method and folding device for handling L-boards
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United States of America Patent
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May 30, 2017
Grant Date -
Jun 20, 2013
app pub date -
Dec 17, 2012
filing date -
Dec 19, 2011
priority date (Note) -
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Abstract
A folding device and a method for folding over limbs of L-boards at the folding device located upstream of the sealing station in the production direction of a deep-drawing packaging machine. The folding device may include at least one folding member for folding over the limb in a production direction and a hold down device for holding down the folded over limbs. In one embodiment, the hold down device can be activated by a pneumatic cylinder. In another embodiment, the folding device may be moved by a servo motor or pneumatic cylinder. The method includes moving the thermo-formed troughs of a packaging film, placing the product and the L-boards in the trough, folding the limbs of the L-boards, and holding down the limbs once folded.
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