Steering, joining and guiding mechanism for zippered film
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United States of America Patent
Stats
-
Mar 1, 1988
Grant Date -
N/A
app pub date -
Jul 25, 1986
filing date -
Jul 25, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A steering, joining and guiding mechanism is disclosed for joining together opposing rib and groove fastener elements on a traveling continuous bag film. The steering, joining and guiding mechanism includes a pair of opposing press rolls. The longitudinal axis of each of the press rolls is offset from the direction of travel of the bag film. The press rolls are offset from about 2.degree. to about 30.degree. from a line perpendicular to the direction of travel of the bag film, and are preferably offset at about 5.degree. from the direction of travel of the bag film.
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Cited Art Landscape
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