Patent Document ID: 5481354
Application ID: 08358511
Patent Status: 1

Claim One:
1. An image forming apparatus comprising: an image sensor for detecting an image of a line in a document along a first direction or along a second direction reverse to the first direction; a scan system which can shift a line detected by said image sensor along a third direction perpendicular to the first direction when said image sensor detects the line of the document along the first direction or along a fourth direction reverse to the third direction; an image forming means for forming an image on a sheet of paper according to the image detected by said image sensor; a stapler for stapling a plurality of papers received from said image forming means, which stapler stacking the papers so as to have an appropriate staple position when images of documents are detected by said image sensor along the first direction; a staple mode selection means for selecting staple mode using said stapler or non-staple mode not using said stapler; and a control means for making said image sensor read a document image along the first line and for making said scan system move along the third direction when said staple mode selection means selects the staple mode.