Cross-cutter
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United States of America Patent
Stats
-
Jul 12, 1988
Grant Date -
N/A
app pub date -
Oct 5, 1987
filing date -
Oct 8, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Cross-cutter for cutting web material, in particular corrugated cardboard, comprising a pair of knife shafts which are tubularly supported for rotation on a core secured in the machine frame and commonly driven by a drive means, the knives temporarily contacting each other during the cutting operation under bias, if necessary, at least one end of at least one core having associated therewith a power unit which produces a flexural moment at the core such that the knives abut against each other under bias during the contact.
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