Automatic bag handling method for precisely securing a plastic handle to a plastic bag
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United States of America Patent
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Jul 16, 2013
Grant Date -
Jun 28, 2012
app pub date -
Feb 13, 2012
filing date -
Jun 30, 2009
priority date (Note) -
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Abstract
An automatic handle attaching method for precisely securing a plastic handle on an edge of a preformed plastic bag is described. A delivery conveyor for conveying spaced-apart groups of flat plastic bags with each group having two or more bags disposed one on top of the other and offset along a leading straight edge thereof which is oriented approximately transverse to a conveying direction of a conveyor. A bag handling mechanism has an orientable bag engaging hand secured to an articulated arm to orient the bag engaging hand in alignment with a top one of the groups of bags to transfer the bag to a handle securing station where the bag handle is welded thereto. After the handle is welded its relationship with respect to other parts of the bag is verified.
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