US 10,052,781 B2Granted

Paper processing apparatus

AssigneesKabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha

InventorsTakahide Kenmotsu, Katsuhiko Tsuchiya, Ken Iguchi

Life of this patent

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Abstract

In accordance with one embodiment, a paper processing apparatus comprises a perforation unit configured to include a rotary blade for perforating conveyed paper in a direction parallel to a conveyance direction and be capable of moving the rotary blade in a direction orthogonal to a conveyance path of the paper; a skew detection section configured at the upstream side of the perforation unit to detect the skew of the paper; a skew correction mechanism configured to incline the perforation unit and the rotary blade according to the detected skew amount of the paper; and a control section configured to control the position of the rotary blade and move the rotary blade to a perforation processing position before the paper is conveyed to the perforation unit.

Claims9

Dependent claims

A paper processing apparatus, comprising:

a perforation unit configured to include a rotary blade for perforating conveyed paper in a direction parallel to a conveyance direction and pressing members for pressing the paper at both sides of the rotary blade, and be capable of moving the rotary blade and the pressing members in a direction orthogonal to a conveyance path of the paper;
a moving mechanism configured to move the whole perforation unit in a direction orthogonal to the conveyance path;
and
a control section configured to move the rotary blade to a perforation processing position before the paper is conveyed to the perforation unit, and controls, when the paper is conveyed in a state of being shifted from a regular conveyance state, the moving mechanism to move the perforation unit to a position for correcting a deviation.

1 more element

Dependencies are inferred from the claim text.

Facts

Application: 15/260,486Filed 9 Sep 2016 · continuation
Priority: 26 Nov 2014
Published: US 2016/0144525 A129 Dec 2016
Granted: 21 Aug 2018
Term ends: Not estimatedThe source records don’t support an estimate.

Classification15 codes

B26D 7/2635
Means for adjusting the position of the cutting member: for circular cutters
B26D 5/26
With interrelated action between the cutting member and work feed: wherein control means on the work feed means renders the cutting member operative
B26D 5/28
Wherein control means on the work feed means renders the cutting member operative: the control means being responsive to presence or absence of work
B26F 1/0092
Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor: perforating means specially adapted for printing machines

Family

Application14/554,740Parent of this continuation · filed 26 Nov 2014
US 2016/0375602 A1Pre-grant publication · published 29 Dec 2016
US 9,463,944 B2Parent of this continuation
US 2016/0144525 A1Published application
US 10,052,781 B2This patent

From the US filing history. Foreign family members aren’t listed.