Recording medium transportation apparatus, ink jet printer having transportation apparatus and sucking unit of recording medium in ink jet printer

摘要

There are provided a sucking unit (100) having a recording medium delivery surface including a plurality of sucking holes (108), a decompression chamber (102) communicating with the sucking holes and a sucking device for sucking air in the decompression chamber, and a delivering device for adsorbing a recording medium supplied onto the recording medium delivery surface of the sucking unit through the sucking hole by the sucking device, and delivering the recording medium from an upstream side of the sucking unit to a downstream side thereof. Each sucking hole of the sucking unit is formed by a through hole section communicating with the decompression chamber and a sucking chamber (106) having a larger area of a sucking surface opposed to the recording medium than a sectional area of the through hole section. <IMAGE>