BLADE AND BINDING DEVICE
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United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Feb 14, 2014
filing date -
Nov 12, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A blade which is a part of a binding device forms a binding hole and a cut hole and binds a plurality of sheet bodies together by using a cut and raised piece cut raised out of the binding hole and the cut hole, the blade includes a core, an outer covering including a sheet metal and covering an outside of the core, and a cutting edge including a curved portion having a curved arc shape in a bottom view and liner portions extending from both ends of the curved portion in the bottom view, the cutting edge being continuous in a U shape and formed at a tip end of the outer covering, the curved portion includes a blade tip end portion and an adjacent portion adjacent to the blade tip end portion.
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