Device for longitudinal cutting of a continuous web material, such as corrugated cardboard
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United States of America Patent
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Jan 1, 2013
Grant Date -
Jul 16, 2009
app pub date -
Mar 2, 2009
filing date -
Oct 12, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
The device comprises a path for the web material (N) and, along said path, at least one cutting unit (7A). The cutting unit comprises: a plurality of intermediate disk-shaped blades (9A) disposed on one side of the feed path of the material, which can be positioned transversely to the direction of feed and cooperating with a fixed counter-blade (33A) disposed on the opposite side of said path. Also provided are two lateral disk-shaped blades (10A) to cut the trimmings; and a member for transverse positioning of the blades. The two lateral blades each cooperate with a respective movable counter-blade (71A), separate from the fixed counter-blade, which can be positioned transversely to the direction of feed of the web material.
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