Patent ID: 6160569
Filing Date: 2000-12-12
Classification: G03G,H04N

Abstract:
An image forming apparatus, comprising:an image carrying member configured to carry on a surface thereof an image formed by exposing said surface to a scanning laser beam in accordance with an image forming process;an intermediate image transfer member positioned to receive said image from said image carrying member, and transfer said image onto a recording sheet in accordance with an image transfer process;a memory which stores a plurality of values of selectable process line speeds A, each defining a speed of the image forming process performed on said image carrying member with the scanning laser beam in a sub-scanning direction, and a plurality of values of selectable process line speeds B, each defining a speed of the image transfer process; anda controller connected to control a speed of at least the image carrying member and the intermediate image transfer member such as to make a plurality of combinations of said process line speeds A and B by selecting one of said plurality of values of selectable process line speeds A and one of said plurality of values of selectable process line speeds B and controlling at least the image carrying member and the intermediate image transfer member according to the selected process line speeds.