Patent ID: 6010072
Filing Date: 2000-01-04
Classification: H04N

Abstract:
A hand scanner comprising:a light source for illuminating a document;a sensor for transforming a resulting reflection from the document received via a document reading section to a corresponding electric signal;a frame supporting said light source and said sensor;a shaft extending through said frame;a pair of rollers positioned at both sides of said frame with respect to a main scanning direction;transmitting means for transmitting rotation of said pair of rollers to said shaft, said transmitting means including:a pair of roller gears coaxial with said pair of rollers, respectively;a pair of shaft gears coaxial with said shaft; anda pair of intermediate gears each meshing with one of said pair of roller gears and one of said pair of shaft gears;wherein a light source optical path extends from said light source, a sensor optical path extends from said sensor, and said shaft non-interferingly extends in a space defined by said light source optical path and said sensor optical path.