Patent ID: 6075960
Filing Date: 2000-06-13
Classification: G03G,H04N

Abstract:
An image scanner for scanning a document comprising:a drive pulley for driving a wire;a first and a second driven pulley for guiding said wire;a first optical device connected to a part of said wire;a second optical device connected to said wire via said second driven pulley; anda one-dimensional image sensor;said drive pulley being driven to cause said first optical device and said second optical device to move back and forth with a speed ratio of 2:1 for projecting an image of the document on said image sensor via an optical path having a preselected length to thereby read said image;said first optical device and said second optical device being supported at opposite ends thereof by a pair of rails each including:first support means for supporting a shaft on which said second driven pulley is mounted;second support means for supporting said first driven pulley;first affixing means for affixing one end of said wire; andsecond affixing means for affixing the other end of said wire.