| 摘要 |
A paper transporting mechanism is disclosed in connection with a printer having a printing head mounted on a carriage reciprocatingly moved transversely of a printing paper to be printed by the printing head and a platen arranged opposite to the printing head with a clearance being provided therebetween for passing the printing paper therethrough, wherein a first pair of rollers is frictionally rotated to transport the printing paper in the direction toward the printing head and platen, a second pair of rollers is frictionally rotated to transport the printing paper in the direction away from the printing head and platen, a guide is provided between the first and second pairs of rollers, the guide including a first guide plate for guiding the printing paper in the direction toward the printing head and platen and a second guide plate for guiding the printing paper in the direction away from the printing head and platen, the first and second guide plates being integrated to each other to provide opposite insertions, and a support includes a predetermined number of bearings mounted on a pair of side frames of the printer to support the first and second pairs of rollers between side frames, each of the bearings are so structured as to receive the insertions of the guide to support the latter between the frames while the bearings are prevented from rotation with respect to the side frames by the insertions.
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