Patent ID: 7731189

Claim:
A paper guide adjusting mechanism of an office machine, comprising: a main body including a plurality of confining elements, which have respective recess structures; a plurality of elastic elements; a transmission member including a roller axle and a plurality of rollers, wherein said roller axle is partially received in said recess structures and said rollers are sheathed around said roller axle; a plurality of fixing elements disposed in respective recess structures of said confining elements, wherein each fixing element has a base and said base has a first surface sustained against a corresponding elastic element and a second surface sustained against said roller axle; and a pressing plate sustained against said elastic elements, wherein said pressing plate has a first end fixed on said main body and a second end being pivotable about said first end, said main body has graduations beside said second end of said pressing plate, and said second end of said pressing plate has an indicator pointing to one of said graduations; wherein a force generated by said elastic element is uniformly distributed and downwardly transmitted to permit shift of said roller axle in said recess structures when said roller axle is rotated with said rollers in the same direction, thereby smoothly guiding a paper sheet into a transfer channel of said office machine.