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US 10,202,252 B2Granted
Sheet binding device and sheet binding method
AssigneesKabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha
InventorKikuo Mizutani
Life of this patent
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Abstract
A sheet binding device includes a sheet shifting unit, a tape cutter, and a tape attachment unit. The sheet shifting unit has a guide and is configured to stack multiple sheets on the guide with edge portions that are shifted from each other to form a sheet bundle. The tape cutter cuts tape with a target length that is varied in accordance with a thickness of the sheet bundle. The tape attachment unit is configured to attach the cut tape having the target length to an edge portion of the sheet bundle.
Claims20
A sheet binding device comprising:
- a guide;
- a sheet shifting unit having a first roller and a second roller each including an outer peripheral surface, the outer peripheral surfaces positionable to convey a sheet bundle to be bound therebetween, wherein hardnesses of the outer peripheral surfaces of the first and second rollers are different, and the first and second rollers are configured to convey multiple sheets stacked on the guide such that edge portions of the multiple sheets are shifted from each other in a sheet conveying direction by the sheet shifting unit;
- a tape cutter configured to cut tape with a target length that is varied in accordance with a thickness of the sheet bundle;
- and
- a tape attachment unit configured to attach the cut tape having the target length to an edge portion of the sheet bundle.
2 more elements
A sheet binding method comprising:
- stacking multiple sheets on a guide;
- conveying the multiple sheets with outer peripheral surfaces of a first and a second roller, wherein hardnesses of the outer peripheral surfaces of the first and second rollers are different, such that edge portions of the multiple sheets are shifted from each other in a sheet conveying direction;
- cutting tape with a target length that is varied in accordance with a thickness of a sheet bundle;
- and
- attaching the cut tape having the target length to an edge portion of the sheet bundle.
2 more elements
Dependencies are inferred from the claim text.