发明授权
US08212850B2 Recording apparatus for printing images on the entire surface of a recording sheet 失效
用于在记录纸的整个表面上打印图像的记录装置

Recording apparatus for printing images on the entire surface of a recording sheet
摘要:
A recording apparatus including a printing unit that contacts or separates a thermal head with or from a platen using the driving force of a UD motor, one or more sheet feed units that include sheet feed rollers which are rotated forward or backward by the driving force of an LF motor transmitted through a transport gear group and pressure rollers which are supported between a pair of roller supporting members and are urged by elastic members to come into pressure contact with the sheet feed rollers, and are provided on an upstream side and a downstream side of the printing unit in a transport path of a recording sheet, a pressure release mechanism including a cam shaft that is rotatably provided so as to tilt the pair of roller supporting members of the sheet feed units against the urging force of the elastic members and separates the pressure rollers from the sheet feed rollers, and a pressure release gear group that transmits the driving force of the LF motor to the cam shaft of the pressure release mechanism, the driving force of the LF motor being transmitted to the pressure release gear group and the transport gear group.
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