Patent ID: 7472899
Filing Date: 2009-01-06
Classification: B65H

Abstract:
1. A sheet processing apparatus comprising: a sheet processing device which binds a sheet stack with a binder and cuts off an excess part of the binder; a first containing portion configured to contain at least one binder excess cut off by said sheet processing device; a second containing portion configured to receive the at least one binder excess from said first containing portion; a controller which controls movement of the at least one binder excess contained in said first containing portion to said second containing portion on the basis of the volume of the at least one binder excess in said first containing portion; a counting portion which counts the number of times of binding by said sheet processing device; and a memory which stores a weighting factor set depending on the number of sheets of a sheet stack to be bound by said sheet processing device, wherein said controller determines the volume of the at least one binder excess contained in said first containing portion on the basis of a counting result from said counting portion and the weighting factor stored in said memory.