Importance

Loading Importance Indicators...

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.

Loading the Abstract Image...

First Claim