Product bag unloading apparatus
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United States of America Patent
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May 13, 2014
Grant Date -
Jul 18, 2013
app pub date -
Jan 10, 2013
filing date -
Jan 12, 2012
priority date (Note) -
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Abstract
A product bag unloading apparatus in which two product bags (3, 4) arranged in a single row in the bag width direction are conveyed on a carry-out conveyor (5) in a single-row arrangement, with their length direction oriented in the conveyor's conveying direction. The apparatus includes a first chuck (11) for gripping one product bag (3), a second chuck (12) for gripping the other product bag (4), a pivot arm (17) pivoting through 90 degrees about a fulcrum shaft (16) with the first chuck (11) rotatably provided at a free end thereof, and a chuck translation mechanism (parallel linkage mechanism) (14) maintaining the first chuck (11) in a constant orientation at all times when the first chuck (11) is moved between a bag receiving position and a bag release position by the pivot motion of the pivot arm (17).
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